高中英语人教版 (2019)选择性必修 第二册Unit 5 First Aid课前预习ppt课件

这是一份高中英语人教版 (2019)选择性必修 第二册Unit 5 First Aid课前预习ppt课件

Unit 5 First AidLearning About Language动词ing形式Build up your vocabularyTo identify the meaning of some vocabulary from the passage.To practice key vocabulary from the passage in a paragraph.Write a word you have learnt in this unit before each definition.1. ________ a part of the body that has a particular purpose, such as the heart or the brain2. ________ a chemical, usually a liquid, that has a pH of hess than sevenorganacid3. _________ one thousandth of a meter4. _________ energy sent out in waves5. _________ material used for making cloth, curtains, etc.6. _________ a person who has been attacked, injured, or killedmillimeterradiation/fabricvictimraysChoose the right word(s) from A-C to complete each short conversation.1. A: The price for this car? Fifteen thousand dollars out the door! What a deal! B: Well, if the car hadn't been in an accident, that would be a good price, but it has a few ________ problems. A. slight B. minor C. tinyA/B2. A: Ouch! My leg really hurts! B: Why don’t you take some medicine to _______ the pain? A. reduce B. relax C. ease3. A: Have you treated any real emergencies in your first-aid course at the Red Cross? B: Well, they let us ride along with some paramedics. Once, we gave first aid to a _______ of a traffic accident before rushing him to the hospital. A. victim B. patient C. suffererA/CA4. A: Did you hear that three people died in a fire last night? B: What a terrible ______! How did it happen A. accident B. incident C. occasion5. A: Can I see you for a moment? B: Is it a matter of _______? A. urgency B. emergency C. seriousnessAALook at the sentences in activity 2 and pay attention to each options. rise/arise (口头语言和文学用语)encounter/come across (正式用语和非正式用语)endure/stand (书面用语和口头用语)underground/subway (英式英语和美式英语)reject/decline (隐含意义不同)surprise/astound (语义强烈程度不同)Read the passage about chemical burns and fill in the blanks with the correct forms of the words in the box.A chemical burn occurs when your skin or eyes come into contact with an ________ or other chemicals. Such ________ can be very dangerous and require _________ attention.acidincidentsurgentChemical burns can even affect your internal _________ if the chemicals are swallowed. First aid should be given to chemical burns immediately. For example, wrap the burnt area _________ with a clean cloth if possible. It is important to send the _________ to the hospital right away if he or she is severely burnt.organslooselyvictimClose your book, and retell the short passage by using the following key words:1. ease vi.&vt. something unpleasant gradually improves or becomes less 减轻，缓解 n. do something easy and feel comfortable 舒适；容易；自在 at ease 舒适; 快活; 自由自在eg The most universal facial expression is, of course, the smile—its function is to show happiness and put people at ease.【拓展】with ease 轻易地; 毫不费力地feel/look at ease 感到/看上去心情放松put/set sb at (one’s) ease 使某人放松、松弛take one’s ease 休息; 轻松一下ease sb. of sth. 减轻(消除)某人(痛苦)ease the pain / stress 减轻痛苦/压力ease sb. into sth. 使某人熟悉（新工作等）【语境应用】翻译句子。1) He was very smart and passed the exam with ease.2) I gave him some medicine to ease the pain.3) He tried his best to appear at ease.他很聪明，轻而易举地就通过了考试。 我给了他一些药来缓解疼痛。 他尽全力让自己显得自在。 2. A chemical burn occurs when your skin or eyes come into contact with an acid or other chemicals. vt. to write to or telephone someone 联络；联系 n. 联系；接触 come into contact with 接触contactbe in/out of contact with ... 与……有/失去联系keep in contact with ... 与……保持联系lose contact with ... 和……失去联系，离开make contact with 与……来往【语境应用】完成句子。1) 我最终在巴黎联系上了她。 I finally made contact with her in Paris.2) Tom告诉我，我可以和他通过微信保持联系。 Tom told me that _____________________ ________________________3) 一定要尽可能多地给我写信。我不想与你失去联系。 Do write to me as often as you can. I don’t want to lose contact with you. I could keep in contact with him through WeChat.3. For example, wrap the burnt area loosely with a clean cloth if possible. wrap vt. to put paper/cloth over something to cover it; you use arms/legs/fingers around something, you them to hold it 包；裹；(用手臂等)围住 eg The present was beautifully wrapped in gold paper. He wrapped his arms around her waist.if possible = if it is possible 如果可能的话 在if, when, once, until, unless, while, as if 等引导的状语从句中，如果主从句的主语一致，谓语动词中含有be动词，有时为了句子简洁，可将主语和be省略。eg The garbage is then taken away and, if possible, recycled. 垃圾随后被带走，如果可能的话会进行回收利用。【拓展】类似结构：if necessary 如果有必要的话if so 要是这样的话if not 如果不这样的话if any 如果说有的话if anything 更可能的是，相反 if ever 如果曾经有的话 【语境应用】完成句子。1) The girl seldom, ________ (如果有过的话), turned to her brother for protection.2) —I hear Mr Wang has passed the driving test. —_________ (如果这样的话)，let me go and congratulate him.3) Is anybody feeling cold? _________ (如果没有的话)，let us open the windows.4) —Have you got any particular plans for the coming holiday? —Yes. _________ (如果可能的话), I'm going to visit some old people in the city.if everIf soIf notIf possibleLet’s learn more life hacks that can help us survive.Applying ointments (药膏) to a wound.Treating burns with butter or sour cream.Rescuing a drowning person.Applying ice to a bruise.Do more exercises on vocabulary in the workbook.Make at least 4 sentences using the new words in this lesson.Discovering useful structures 1. As you can imagine, getting burnt can lead to very serious injuries. 2. The first and most important step in the treatment of burns is giving first aid. 3. It’s best to place burns under cool running water, especially within the first ten minutes. 4. Remove any clothes using scissors if necessary, unless you see the fabric sticking to the burnt skin.5. You can protect the burnt area by covering it with a loose clean cloth. 指出下列动词-ing形式在句子中分别作什么成分。作宾语作主语作表语作定语作状语；作宾语补足语动词-ing形式动词-ing形式是动词的一种非谓语形式，包括现在分词和动名词两种。动词-ing形式的时态和语态如下：动词-ing形式动词-ing形式的功能总结动词-ing形式作主语动词-ing形式作主语时，往往表示经常性、习惯性的动作，通常置于句首。Reading aloud is a good way to learn a language. 大声朗读是学习语言的一种好方法。Wasting a person’s time is the same as killing him for his property. 浪费别人的时间无异于谋财害命。动词-ing形式动词-ing形式作主语(1) 不定式作主语表示具体的或一次性的动作。 To lie to her is wrong. 对她撒谎不对。(2) 动名词作主语时，谓语动词用单数。Climbing mountains is really difficult for the old. 对于老人来说爬山确实困难。注意：动词-ing形式动词-ing形式作宾语(1) 常接动词-ing形式作宾语的动词有：避免错过少延期（avoid, miss, postpone）建议完成多练习（advise/suggest, finish, practise）喜欢想象禁不住（enjoy, imagine, can’t help）承认否定与嫉妒（admit, deny, envy）逃避冒险莫原谅（escape, risk, excuse）忍受保持不介意（stand, keep, mind）动词-ing形式动词-ing形式作宾语Would you mind opening the window? 你介意打开窗子吗？I don’t like watching television but I enjoy listening to the radio. 我不喜欢看电视，但是喜欢听收音机。He tried to avoid answering my questions. 他试图对我的问题避而不答。例句动词-ing形式动词-ing形式作宾语(2) 常见的跟动词-ing形式作宾语的动词短语有： insist on, object to, be good at, be fond of, lead to, put off, give up, look forward to, feel like, devote...to, get/be used to, pay attention to, be worth等。He insisted on doing it in his own way.他坚持要按照自己的方法做。动词-ing形式动词-ing形式作宾语(3) 在有些动词的后面（如start，begin，continue等）既可接动名词也可接不定式作宾语，两者意义区别不大。They continued working/to work as if nothing had happened. 他们继续工作，似乎什么也没发生过。(4) 有些动词（短语）后跟不定式和动词-ing形式作宾语均可， 但含义不同。常见的有：动词-ing形式动词-ing形式作宾语动词-ing形式动词-ing形式作宾语Please remember to give my best regards to your family. 请记着代我向你的家人问好。I still remember visiting the museum for the first time. 我仍记得第一次参观博物馆的情景。动词-ing形式动词-ing形式作宾语(5) 下列动词可接动词-ing形式的主动形式表示被动意义，相当于不定式的被动形式。 need/want/require/deserve doing ＝need/want/require/deserve to be doneThe bike needs repairing/to be repaired. 这辆自行车需要修理。动词-ing形式动词-ing形式作表语作表语的动词-ing形式包括现在分词和动名词。(1) 现在分词作表语，往往具有形容词的性质，说明主语的性质、特征等。作表语的现在分词，许多是由能够表示人们某种感情或情绪的动词变化而来的。常见的有：moving，interesting，encouraging，exciting，inspiring，boring，surprising，puzzling，amusing，astonishing等。这类分词有“令人……的”的含义，常修饰物。动词-ing形式动词-ing形式作表语The argument is very convincing. 这个论点很令人信服。Your speech is very interesting and encouraging. 你的演讲很有趣而且很鼓舞人。动词-ing形式动词-ing形式作表语(2) 动名词作表语多表示抽象性的或习惯性的动作，一般说明主语的内容。Her job is keeping the lecture hall as clean as possible. ＝Keeping the lecture hall as clean as possible is her job.她的工作是尽量使报告厅保持干净。动词-ing形式动词-ing形式作定语动名词和现在分词都可以作定语，但有所区别。(1) 动名词作定语表示被修饰词的某种性能或用途，相当于for引导的介词短语。No one is allowed to speak aloud in the reading room.阅览室里不准大声说话。(2) 现在分词作定语时，它和被修饰词之间有逻辑上的主动关系，表示所修饰词进行的动作，相当于一个定语从句。The boy playing football on the playground is my younger brother. ＝The boy that/who is playing football on the playground is my younger brother.在操场上踢足球的那个男孩是我的弟弟。动词-ing形式动词-ing形式作定语现在分词、过去分词和不定式作定语的一般区别：现在分词表示正在进行或习惯性的动作；过去分词表示被动或完成意义；不定式表示动作尚未发生。You should adapt to the changing situation. 你应该适应不断变化的形势。The ground is covered with fallen leaves. 地上满是落叶。I’m looking for a room to live in. 我正在找房子住。注意：动词-ing形式动词-ing形式作宾语补足语动词-ing形式作宾语补足语时，表示正在进行的动作或经常存在的状态。动词-ing形式常作以下动词的宾语补足语。(1) 表示感觉和心理状态的感官动词（短语），常见的有see，hear，feel，smell，find，notice，observe，look at，listen to。其结构是：动词 ＋ sb. ＋ doing sth. (作宾补)。I felt somebody standing behind me. 我感觉有人站在我后面。I saw the little boy crying there. 我看到小男孩在那儿哭。动词-ing形式动词-ing形式作宾语补足语(2) 表示指使意义的使役动词，常见的有have，let，keep，get，leave等。其结构是：动词 ＋ sb. /sth. ＋ doing sth. (作宾补)。We kept the fire burning all night long.我们让火整夜燃烧着。I won’t have you running about in the room.我不允许你在房间里跑来跑去。动词-ing形式动词-ing形式作宾语补足语使役动词接现在分词作宾语补足语表示“让……一直做某事”；接不带to的不定式作宾语补足语表示“让某人做某事”；接过去分词作宾语补足语，表示“主语请某人做某事，使完成某事或主语遭遇某事”。Be careful, or you’ll have your hands hurt. 当心，否则你会弄伤手的。注意：动词-ing形式动词-ing形式作宾语补足语(3) 用于with复合结构中。I couldn’t do my homework with the noise going on. 由于噪音不断，我没法做家庭作业。With so many people looking at her, she felt nervous. 这么多人看着她，她感到紧张。动词-ing形式现在分词作状语现在分词（短语）在句中作状语来修饰谓语动词或整个句子，表示动作发生的时间、原因、条件、结果、方式、让步或伴随状况。(1) 作时间状语，相当于一个时间状语从句。Walking in the park, she saw an old friend. ＝When/While (she was) walking in the park, she saw an old friend.当她在公园里散步时，她看到了她的一个老朋友。动词-ing形式现在分词作状语(2) 作原因状语，一般可转换成由as或because引导的原因状语从句。Being ill, he couldn’t go to school. ＝As he was ill, he couldn’t go to school.因为生病了，他无法去上学。(3) 作条件状语，一般放在句首，可转换成由if，unless等连词引导的条件状语从句。Working hard, you’ll make great progress. ＝If you work hard, you’ll make great progress.如果你努力工作，你将取得很大进步。动词-ing形式现在分词作状语(4) 作结果状语。现在分词作结果状语时，通常放在句末，中间用逗号隔开，表示一种顺其自然、意料之中的结果。The hospital has recently obtained new medical equipment, allowing more patients to be treated. 这家医院最近得到一批新的医疗设备，这使更多的病人能得到治疗。动词-ing形式现在分词作结果状语，是随着谓语动词的发生而产生的自然结果，其逻辑主语往往是前面整个句子所描述的情况，前面有时候可以加thus。而不定式作结果状语时常表示出乎意料的结果，有时前面可以加only。试比较：He was caught in the rain, thus making himself catch a cold. 被雨淋后他感冒了。I hurried to school, only to find it was Sunday. 我匆忙赶到学校，结果发现是星期天。注意：动词-ing形式现在分词作状语现在分词作状语(5) 作让步、方式和伴随状语 现在分词作让步、方式和伴随状语时，说明动作发生的背景和情况。作伴随状语时，表示分词的动作和主句的动作同时发生，此时它可转换成并列句。Mary sat by the window of the classroom, reading a book. ＝Mary sat by the window of the classroom and was reading a book.玛丽坐在教室的窗边读一本书。动词-ing形式现在分词作状语(1) 为强调动词-ing形式表达的意义，可在其前加上各种连词。例如，加上when，while，强调与谓语动词同时发生；加上before，after，强调动作先后发生；加上thus，强调结果；加上though/although，强调让步等。Though knowing all this, they made me pay for the damage. 尽管他们了解这一切，但还是让我赔偿损失。(2) 当现在分词的动作先发生，而谓语动词的动作后发生时，用分词的完成式。Having finished the letter, he went to post it. 他写完信后就把它寄了出去。（having finished是先发生的，went是后发生的）注意：动词-ing形式现在分词作状语(3) 动词-ing形式的否定式：not ＋ v.-ing；not having ＋ v.-edNot knowing this, he didn’t come. 他不知道这件事，所以没来。Not having made full preparations, we put off the sports meeting.因为没有做好充分的准备，我们把运动会延期了。(4) 有些现在分词在句中没有逻辑主语，它们往往作为句子的评注性状语来修饰整个句子，表明说话者的态度、观点等。例如：generally speaking “一般来说”，judging by/from...“从……来判断”，taking everything into consideration“从全盘考虑”。Judging from his behaviour, he must be mad. 从他的行为来判断，他一定是疯了。注意：动词-ing形式动词-ing形式练习用动词-ing形式改写下列句子：1. When he got out of the bathtub, he slipped and fell on the floor.2. Is there any reason why we are not going to have the first-aid training this week?3. She had been told about the risk of electric shocks and this made her very careful while using hairdryers.When getting out of the bathtub, he slipped and fell on the floor.Is there any reason for not having the first-aid training this week?Having been told about the risk of electric shocks, she was very careful while using hairdryers.动词-ing形式练习用动词-ing形式改写下列句子：4. Because the child was not watched carefully by his parents, he touched a hot iron and burnt his finger.5. After she had been bitten by mosquitoes, she applied some medicine to her skin.Not being watched carefully by his parents, the child touched a hot iron and burnt his finger.After being/having been bitten by mosquitoes, she applied some medicine to her skin.动词-ing形式练习用所给单词的正确形式填空：Mrs Taylor was an elderly woman __________ (live) alone. One day, she was in her living room cleaning the windows, when suddenly she could no longer feel the right side of her body. __________ (try) to walk to her sofa to sit down, she fell over onto the carpet. Then she realised that she could not get up, and that she was having trouble __________(breathe). Fortunately, she had her mobile phone with her, and she was able to reach it with her left hand while __________ (lie) on the floor. Her mobile phone ________________ (already, set up) to call an emergency number at the push of a button, so it was easy to call for help. livingTryingbreathinglyingwas already set up动词-ing形式练习While attempting to talk to the operator, Mrs Taylor discovered that she could not speak. __________ (not, hear) an answer, the operator knew that Mrs Taylor must be in trouble. Telling Mrs Taylor that everything would be OK, she immediately sent an ambulance. After __________ (arrive), the ambulance team quickly found Mrs Taylor and without delay gave her oxygen, put in an Ⅳ needle, and checked her vital signs. _________________ (take) to the hospital and treated immediately, Mrs Taylor’s health was in no great danger, though she had to stay in the hospital ward. After a week, her __________ (frighten) experience was over, and she was allowed to go home.Not hearingarrivingHaving been takenfrightening1 What should people do when facing a frightening experience like Mrs Taylor’s?2 What are some risks that elderly people may encounter when living alone?3 What can we do to help prevent elderly people from taking unnecessary risks?When having a frightening experience like Mrs Taylor’s, people should try to get help, like she did.When living alone, elderly people may fall or get injured, and not be able to help themselves or even call for help.To help prevent elderly people from taking unnecessary risks, we should make sure that their homes are easy to get around in, with handrails, ramps instead of stairs, and even walking surfaces.Work in pairs and discuss the following questions.核心词汇教材原句p.52 A chemical burn occurs when your skin or eyes come into contact with an acid or other chemicals.当你的皮肤或眼睛接触到酸或其他化学物质时，就会发生化学烧伤。1 come into contact with 接触，遇见，联系Avoid coming into contact with livestock and wildlife.要避免接触牲畜和野生动物。He often comes into contact with government officials in work.在工作中他经常与政府官员接触。【词语积累】be/get/stay/keep in contact with sb. 与某人保持联系lose contact with sb. 与某人失去联系make contact with sb. 与某人取得联系bring sb. into contact with sth. 使某人接触某物I’m still in contact with her—we write a couple of times a year.我和她仍有联系——我们一年写几封信。单句语法填空(1) We’d better not come 　　　　contact with the patient in case of infection.(2) Have you kept 　　contact with your classmates besides Tom?(3) It was reading that brought me into contact 　　　 brilliant ideas.完成句子(4)Then，after the girl had become famous，he tried to 　　　　　　 　　　（与她取得联系）.(5) Give the names of two people　　　　　　　　　　（以联系上的） if any emergency happens.intoinwithmake contact with herwho can be contacted教材原句p.52 Chemical burns can even affect your internal organs if the chemicals are swallowed. 如果化学品被吞下，化学烧伤甚至会影响你的内部器官。2 swallow v. & n.（1）vt. & vi. 吞下；咽下；淹没搭配：swallow up 吞没；耗尽，用尽（up 可省略）Most of my salary gets swallowed（up） by the rent and bills.我的工资大多支付房租和各种日常费用了。（2）n. 吞，咽；燕 搭配：took a swallow of 喝一口……He took the medicine at one swallow. 他一口把药吞了下去。One swallow doesn’t make a summer.（谚）一燕不成夏。【一言辨异】Some books are to be tasted，others to be swallowed，and some few to be chewed and digested.（书籍好比食品）有些书可以浅尝辄止，有些书可以囫囵吞枣，少数则须咀嚼消化。单句语法填空(1) I put so much food in my mouth sometimes that it was hard 　　　　　（swallow）.(2) A quantity of the countryside is being swallowed 　　　by the town.完成句子(3) Regardless of others’ strange looks，she sat down and　　 　　　　　　　　（喝了一口咖啡）.(4)Jane was soon 　　　　　　 （淹没在……） in the crowd.to swallowuptook a swallow of coffeeswallowed up教材原句p.52 For example，wrap the burnt area loose with a clean cloth ifpossible. 例如，如果可能的话，用干净透气的布把烧伤处包裹起来。3 wrap vt. & n.（1）vt. 包，裹；用（手臂等）围住（wrapped，wrapped）搭配 wrap up 包扎，包裹；住嘴；穿暖和的衣服 wrap sth. around sb. 用某物缠绕 / 围紧某人He spent the evening wrapping up the presents. 他花了一晚上的时间把礼物都包了起来。 She wrapped a blanket around the baby. 她用毯子把婴儿裹了起来。（2）n. 披肩，围巾；包装材料；完成拍摄搭配：under wraps 隐藏；保密 Cut! That’s a wrap! 停！就拍摄到这儿！Exact details about Moss characters in the fourth movie Matrix are still under wraps. 有关莫斯在电影《黑客帝国》第四部中角色的具体细节还未透露。单句语法填空(1) Its recipe is 　　　　wraps；no one knows this secret.(2)Dodder（菟丝子） is fed by sucking juices from the plant which is wrapped 　　　　.(3) He 　　　　　（wrap） the awesome painting with a newspaper and put it under his bed.(4) She stood up，　　　　（wrap）her coat around her angrily.完成句子(5)The date and venue of the game must remain 　　　　　 （保密）.(6)You should 　　　　　　　 　（把脖子围起）in this cold weather.under around wrapped wrappingunder wraps wrap up your neck教材原句p.53 When he got out of the bathtub，he slipped and fell on the floor. 当他从浴缸里出来时，他滑倒在地板上。4 slip vi. & n.（1）vi. 滑倒；滑落；溜走（过去式 slipped，过去分词 slipped） slip away 消失；消亡 slip into 悄悄溜入；渐渐养成 slip out 溜出；无意说出 slip one’s mind 被遗忘It was such a good chance. How could she let it slip away?这是如此好的一个机会，她怎么轻易放过了呢？I’m sorry I said that. It just slipped out.对不起我说了这样的话，这不过是无意中说出口的。搭配（2）n. 滑倒；小错误；纸条 Better slip with foot than tongue. 宁可滑跤，不可失言。 A slip of the tongue at the meeting might lead to a big loss.会议中一个口误可能会造成巨大的损失。I received my pink slip last week and I am now looking for a new job.我上周接到解聘通知书，现在我在找新工作。单句语法填空(1) Reading a great story will make your stress slip 　　　 .(2) It is his own fault to slip 　　　such a bad habit.(3) The dog saved its owner who 　　　　（slip） in the snow.翻译句子(4) The gifted boy recited the whole poem without making a single slip.　 ____________________________________　　(5) That completely slipped my mind! __________________　awayintoslipped 这个天资聪颖的男孩一字不差地背诵了全诗。我完全忘记那件事了！教材原句p.53 Then she realised that she could not get up，and that she was having trouble breathing. 然后她意识到自己起不来了，呼吸也有问题。5 have trouble（in）doing sth. 做某事有困难She felt that she had trouble（in） finishing the task by herself.她感觉她独自一人完成这项任务很困难。【归纳拓展】have trouble/difficulty with sth./have difficulty（in）doing sth./have problems/a problem with sth./have problems /a problem（in）doing sth./have a hard time doing sth.There is difficulty（in）doing sth.with /without difficulty（毫不）费劲地You can’t imagine the difficulty we had walking through the heavy rain. 你无法想象我们在大雨中行走是多么困难。做某事有困难单句语法填空(1)Do you have any problems 　　　your project?(2) I had difficulty 　　　　　（grasp）the main idea of the passage.(3) Finally，he overcame all the difficulty he had　　　　（send） the letter.完成句子(4) She defended herself 　　　　　　　（有困难）.(5) 　　　　　　　　　 （没有困难）in covering all the expenses.withgrasping sending with difficultyThere is no difficulty教材原句p.53 While attempting to talk to the operator，Mrs Taylor discovered that she could not speak. 当泰勒夫人试图和接线员说话时，她发现自己说不出话来。6 operator n. 操作员；电话接线员；经营者I will start with a numerical control machine operator. 我会从数控机床操作员做起。【词语积累】（1）operate vi. 运转；动手术；起作用 vt. 操作；经营 operate on sb. 给某人做手术 the operating table/room 手术台 / 手术室（2）operation n. 操作；经营；行动；手术 in operation 有效　　　operation system 操作系统 perform/give/ carry out an operation 进行手术 Both of her parents are musicians and operate a small club. 她的父母都是音乐家，经营着一家小型的俱乐部。 The decision to operate on Karl is difficult because of his age. 考虑到他的年龄，决定给卡尔动手术是困难的。【误区警示】operate 当“做手术”讲时是不及物动词，如后跟宾语需加介词on。当“操作，经营”讲时是及物动词，可以直接跟宾语。【一言助记】Mr Brown，who is an operator，received an operation yesterday andin the operating room the doctor operating on him said the operationwas very successful. 布朗先生是一位操作员，昨天他接受了一次手术，在手术室里给他做手术的医生说手术非常成功。单句语法填空(1) The patient is coming along well after the　　　　　（operate）.(2) The line was engaged and the　　　　　（operate）asked if I’d like to hang on.(3) They held hands as Mark was wheeled into the 　　 　　（operate） room.(4) The machine pumps blood to the organs so doctors can operate 　　　the heart.(5) Make sure of safety while the machine is 　　　operation.完成句子(6)The doctors will 　　　　　　（做手术）his left leg.(7) 　　　　　　　　　　　　　　　（机器容易操作）. Anybody can learn to use it in a few minutes. (8) To his parents’ relief，the boy 　 　　　　　　　　　　　　（手术后恢复得很快）.　　　　operation operator operating onin operate onThis machine is easy to operatemade a quick recovery after the operation教材原句p.53 ...the ambulance team quickly found Mrs Taylor and without delay gave her oxygen... ……救护小组很快找到了泰勒夫人，立即给她输氧……7 delay n. & v.（1）n. 耽搁（的时间）；推迟；延误搭配：without delay 立即；毫不延迟地 time delay 延时 delay payment 延付；延期付款 All these measures must be carried through without delay. 所有这些措施必须及时完成，不得延误。 That is the reason of my delay in answering your letter. 这就是我迟迟不给你回信的缘故。（2）vi. & vt. 推迟；延期（做某事）vt. 耽误；耽搁搭配：delay doing sth. 延迟做某事He delayed taking action，which caused a great loss. 他没有立即采取行动，这造成了很大的损失。单句语法填空(1) As far as I’m concerned，any problem should be solved 　　 　　delay.(2) Initially，they chose to delay　　　 　（report）the news.(3) When the 　　　　　（delay）flight will depart depends on the weather.完成句子(4) They began to trace the suspect　　　　　　　（毫不延迟地）.(5) He 　　　 　　　　　　　　（没有马上把消息告诉她），waiting for the right moment.without reportingdelayed without delay delayed telling her the news教材原句p.53 What can we do to help prevent elderly people from taking unnecessary risks? 我们可以做些什么来防止老年人承担不必要的风险呢？8 take risks 冒险There is no need for you to take risks. Just wait. 你没有必要去冒险。等着就行。【词语积累】（1）risk n. 危险；风险；引起危险的人或事物 at risk 处于危险中 put sb. at risk 使某人处于危险中 at the risk of doing sth. 冒着做某事的危险 run/take a risk/risks 冒险 run/take the risk of doing sth. 冒着做某事的危险（2）risk v. 使遭受危险；冒……危险 risk doing... 冒险做……（3）risky adj. 危险的；冒险的【误区警示】 risk 只接 doing 不接 to do 作宾语。单句语法填空(1)　　 the risk of sounding stupid，can I ask a question?(2) This can put you 　　 the risk of damaging your sense of touch.(3)People don’t realise how 　　　（risk）it is to travel to erupting volcanoes.(4) Young people may risk 　　 　（go） deaf if they are exposed to very loud music every day.完成句子(5) Our willingness to 　　　　　　 （冒险）increases during teenage years.(6) Children will be 　　　 （处于危险中）if the virus spreads.At atriskygoingtake/run risks at risk 教材原句p.52 For example，wrap the burnt area loose with a clean cloth if possible. 例如，如果可能的话，用干净透气的布把烧伤处包裹起来。【句式分析】本句是一个主从复合句，其中主句是祈使句，而 if possible 是状语从句（if it is possible）的省略。1 if possible 如果可能的话if possible 是 if it is possible 的省略。在 if 引导的条件状语从句中，有时可省略从句的主语和谓语动词，这类省略结构中有些已形成固定结构。if so 如果是这样的话 if not 如果不是这样；不然，否则 if any 如果有的话 if necessary 如果有必要 if ever 如果曾经有的话 if only 要是……就好了If possible，get away from the polluted region. 如果可能的话，离开污染地区。【词语辨析】if any 指“如果数量有”，而 if ever 指“如果曾经发生过”。She seldom，if ever，goes to the opera. 她很少去看歌剧，如果曾经有的话。完成句子(1) Behave yourself. 　　 （如果这样），you’ll get more friends.(2) I want to avoid the rush hour traffic 　　　　　 （如果可能的话）.(3) Take more exercise. 　　　（不然的话），you will gain more weight.(4) The island is seldom，　　　 （如果曾经有的话），visited by ships.(5) The experiment is to find the connection，　　　 （如果有的话），between the two objects.句型转换(6)Taste the soup and add salt and pepper if it is necessary. → Taste the soup and add salt and pepper,　　　　　　. if soif possible if not if ever if anyif necessary教材原句p.53 Is there any reason why we are not going to have the first-aid training this week? 我们这周不去进行急救训练有什么原因吗？【句式分析】本句的主句是 there be 句型，why 引导定语从句，修饰先行词 reason，关系词 why 代替先行词在定语从句中作原因状语。2 why 引导的定语从句why 是关系副词，表示原因，代替先行词并在定语从句中作原因状语，其先行词是表示理由的名词 reason。 The use of bags for life is one reason why the use of plastics overall by the supermarket is still rising. 环保购物袋的使用是超市塑料袋使用仍上升的原因之一。 【学法点拨】在定语从句中可以用 for which 代替 why 引导定语从句。The reason why/for which I don’t like him is that he is too proud.我不喜欢他的原因是他太傲慢了。【误区警示】reason 作先行词，如果定语从句中缺少状语应该用 why 引导定语从句，如果定语从句中缺少主语或宾语须用 that 或 which 引导定语从句。I won’t listen to the reason that/which you have given us.我坚决不听你提供给我们的那个理由。单句语法填空(1) The reason 　 　his hand was swollen was that he got burnt.(2) The reason 　　 　　　he explained at the meeting sounds reasonable.(3) He didn’t tell me the reason 　　　which he was so upset.(4) The reason 　　　I called was to ask about the plans for Saturday.(5) There are many reasons 　 　　　lead to the severe global warming.句型转换(6) He had not received the invitation. That’s why he didn’t come. →　　　　　　　 he didn’t come is 　 　he had not received the invitation.whythat/ which forwhythat/whichThe reason why that