人教版 (2019)选择性必修 第二册Unit 1 Science and Scientists图片ppt课件

这是一份人教版 (2019)选择性必修 第二册Unit 1 Science and Scientists图片ppt课件，共28页。PPT课件主要包含了severe，infection，subscribe，blame，handle，suspect，link，decrease，transform，thanks to等内容，欢迎下载使用。

severe adj. U.K. /sɪˈvɪər/ U.S. /səˈvɪr/
1. WEATHER very bad and very extreme 恶劣的，极端的(天气)2. prblems, injuries, illnesses, etc. very bad r very serius 严重的 (问题，伤痛，疾病)3. NOT KIND r shwing sympathy; nt willing t accept ther peple’s mistakes r failures 严厉的；不和善的；苛刻的 4. punishment, criticism very strict r extreme 严厉的 (惩罚，批评)5. very difficult and needing a lt f effrt and skill艰巨的，艰难的
课文原句：This illness causes severe diarrhea, dehydratin, and even death. 这种疾病会导致严重的腹泻、脱水，甚至死亡。
severe weather
severe injury
severe illness
severe punishment
There is expected t be a severe frst tnight. 今晚预计会出现严重的霜冻。 This is a schl fr children with severe learning difficulties. 这是一所为有严重学习障碍的孩子设立的学校。In parts f Africa there is a severe fd/water shrtage. 非洲的一些地方存在严重的粮食/水资源短缺问题。The headteacher spke in a severe vice. 校长说话的口吻很严厉。 The president is facing severe criticism fr his handling f the crisis. 总统因为处理危机不力正遭到严厉的批评。
awful/terrible/dreadful very bad (翻译灵活)The mvie is awful. 这部电影是个烂片。Her huse is in a terrible state. 她的房子破败不堪。a dreadful crime 骇人听闻的罪行hrrible (意料之外，使人烦忧的) 糟糕He describes prisn as “a hrrible place”.他把监狱描述成一个可怕的地方。It was a hrrible experience.这是一个糟糕的经历。disgusting (闻起来，吃起来)糟糕，恶心The fish smelled disgusting.鱼肉闻上去发臭了。severe (形势，身体状况等)糟糕，严峻The cuntry faces severe ecnmic prblems. 该国正面临严峻的经济问题。He suffered severe head injuries in an accident. 他的头在一场事故中遭遇重伤。
infectin n. [C r U]/ɪnˈfekʃən/
Wrd family (nun) infectin disinfectant (adjective) infectius infected (verb) infect disinfect (adverb) infectiusly 1. a disease that affects a particular part f yur bdy and is caused by bacteria r a virus （由细菌或病毒造成的身体部位的）感染 ★★★2. an act f passing harmful prgrams r file int cmputers 感染（计算机病毒）
课文原句：Anther was that chlera was caused by an infectin frm germs in fd r water. 另一种看法是霍乱是由食物或水中的细菌感染引起的。
【知识拓展】have/get/develp an infectin发生了感染，受到感染 = be expsed t an infectinspread/fight/treat an infectin传播/抗击/治疗感染be infected with 感染上…… 疾病an infectin f/in … ……(疾病的)感染/……(身体部位的)感染
infectin adj. U.K. /sɪˈvɪər/ U.S. /səˈvɪr/
① Her ptimism seemed ________(infect) all thse arund her.② The clinic was full f children___________(infect) with flu.③ Medical wrkers _________(take) part in the prgram have gained valuable experience in handling ______ (infect) diseases, bsting the ________(efficient) f the entire medical system in future pandemic-cntrl effrts.
Keys：1. t infect 翻译：她的乐观情绪似乎感染了周围所有的人。2. infected 翻译：诊所里挤满了得了流感的孩子。3. taking, infectius, efficiency 翻译：参与该项目的医疗工作者获得了救治传染病的宝贵经验，同时这也为整个医疗系统在未来高效应对流行性疾病起到促进作用。
subscribe v. /səbˈskraɪb/
1. t pay mney t have cpies f a newspaper, magazine r ther service sent t yu ★★★定期订购；订阅2. t pay mney regularly t be a member f an rganizatin r t help its wrk 定期交纳会费；赞助3. t agree t buy r pay fr shares 认购股份 ★★★
课文原句：Snw subscribed t the secnd thery. It was crrect, but he still needed prf. 斯诺同意第二种说法，这是正确的，但是他还需要证据。
Yu can subscribe t the magazine fr as little as $32 a year. 你可以以每年低至32美元的价格订阅这份杂志。2.3 millin peple subscribe t this nline music service. 有230万人订购了这个在线音乐服务。 I subscribe €10 a mnth t the charity. 我每个月向这个慈善团体捐助10欧元。 Existing sharehlders subscribed t nly 49 percent f the new share issue. 现有股东只认购了新股的49%。Hw many shares did yu subscribe fr the new cmpany? 你在这家新公司认购了多少股？
subscriber n. 订阅者 subscriptin n. 订阅（费）a subscriber t... ……的订阅者subscribe fr 预定；认购
subscribe a plan 赞同一个计划 subscribe the view/thery that... 赞同……的想法
I learned a lng time ag that if yu subscribe and believe the gd, yu have t believe the bad. My measure is my heart and what I knw. —— Paul Walker
很久之前我就领悟到，如果你相信并呵护美好事物的存在，你也会发现坏事的发生。我做人的标尺就是：追随自己的心灵和头脑。 ——保罗·沃克
Tday yu can subscribe bth nline r ffline.
suspect v. /səˈspekt/
Wrd family (nun) suspect suspicin (adjective) suspect suspected unsuspecting suspicius (verb) suspect (adverb) suspiciusly 1. vt. t think r believe sth t be true r prbable 怀疑，猜想，认为（某事有可能） ★★★★2. vt. t think that sb has cmmitted a crime r dne sth wrng 怀疑……有罪，认为……有嫌疑★★★3. vt. t nt trust; t dubt不信任；怀疑 ★
课文原句：Snw suspected that the water pump was t blame. 斯诺怀疑水泵是罪魁祸首。
N ne knws wh killed her, but the plice suspect her husband. 没有人知道谁杀了她，但是警方认为她丈夫有嫌疑。
We suspected his mtives in making his ffer. 我们对他提出这个建议的动机表示怀疑。
She suspected that there was smething wrng with the visitr. 她觉得来访者身上有问题。
suspect 注意发音 /ˈsʌspekt/
【名人名言】一颗高尚的心不会怀疑别人身上从未有过的小气和恶意。 ——让·拉辛
n. [C]a persn wh the plice r authrities think may be guilty f a crime 嫌疑犯，可疑分子adj. pssibly false r dangerus 不可靠的，不可信的，可疑的；危险的
Wrd Family (nun) suspect suspicin (adjective) suspect suspected unsuspecting suspicius (verb) suspect(adverb) suspiciusly
【知识拓展】Nt used in the prgressive不用于进行时态(1) suspect (that) … 怀疑…… suspect sb/sth 怀疑某人/某事…… suspect sb f (ding) sth 怀疑某人做……(2) highly suspect 高度怀疑的(3) main/prime/chief suspect 主要嫌疑人/首要怀疑对象 suspect in/fr … ……（案件）的嫌疑人
I dn’t really knw hw she gt the jb, but I suspect her mther’s gt cntacts.我不知道她是怎么得到那份工作的，但是我怀疑她妈妈有内部关系。Peter was suspected f giving away the cmpany’s secrets t thers.皮特被怀疑将公司的机密泄露给了他人。N ne knws what caused the utbreak f COVID-19, but the cnvey f seafish is the main suspect.没有人知道新型冠状肺炎疫情爆发的原因，但怀疑很可能是海鲜运输中造成的。A suspect parcel was fund at the statin. 在车站发现了一个可疑包裹。 The engine sunded a bit suspect.机器运转的声音听上去好像有问题。
blame /bleɪm/
v. [T] t say r think that sb r sth did sth wrng r is respnsible fr sth bad happening ★★★★★责备；责怪；归咎于 n. [U] 责备；怪罪；归咎
课文原句：Snw suspected that the water pump was t blame. 斯诺怀疑水泵是罪魁祸首。
【名人名言】一个人可以失败很多次，但是只要他没有开始责怪旁人，他还不是一个失败者。 ——约翰·巴勒斯
Sam knew that if smething went wrng, he’d get the blame (fr the prblem).山姆明白，要是出了什么问题，他会成为被问责对象。
Hugh blames his mther fr his lack f cnfidence. = Hugh blames his lack f cnfidence n his mther. 休把自己缺乏自信心归咎于他的母亲。
If anything ges wrng, I’ll take the blame. 出了问题我负责。
The ht weather is partly t blame fr the water shrtage. 炎热的天气是缺水的原因之一。
Health fficials put the blame n the disease n pr husing cnditins. 卫生官员们将该疾病的爆发归咎于恶劣的住房条件。
blame /bleɪm/
语法单项填空/选择1. Sme scial app cmpanies were __________ (blame) because they didn’t adequately check their users’ registratin.2. The plice had figured ut the cause f the traffic accident and it was the lrry driver that shuld take the blame _______ it.3. Many children are afraid f ________ (blame) fr making mistakes in speaking English. 4. I feel it is yur husband wh _______ fr the spiled child. A. is t blame B. is ging t blame C. is t be blamed D. shuld blame5. __________ fr the breakdwn f the schl cmputer netwrk, Alice was in lw spirits. A. Blaming B. Blamed C. T blame D. T be blamed
Keys: 1. t blame 2. fr 3. being blamed 4. A 5. B
handle n. [C] /ˈhændəl/
a part f an bject designed fr hlding, mving, r carrying the bject easily ★★★★ 柄，把手 the handle n a suitcase 手提箱的提手I can’t pick the kettle up — the handle’s t ht. 我没法拿起茶壶，壶柄太烫了。
课文原句：Accrdingly, he had the handle f the pump remved s that it culd nt be used. 因此，他拆掉了水泵的把手，这样水泵就用不成了。
different kinds f handles
a dr handle 门把手
1. t deal with, have respnsibility fr, r be in charge f 处理，应付，负责 ★★★★2. t perate r cntrl sth that culd be necessary, difficult r dangerus操作，控制（重要、困难或危险的事物） ★★★非常严重的；剧烈的；惨重的 3. t pick smething up and tuch, hld, r mve it with yur hands（用手）触摸，拿，搬动 ★★4. If a car handles well, it is easy and pleasant t drive.（汽车）开起来…… ★★
handle verb. [T] /ˈhændəl/
【名人名言】和平不是一种远离冲突的状态，而是一种用妥善手段解决危机的能力。 ——罗纳德·里根
handle a car
handle machines
Keys:① The man gave me a knife with a carved wden handle.② Cmputers can handle huge amunts f data.③ Benjamin was charged with handling stlen gds.④ 有几种方法可以处理这些事情。⑤ 大多数顾客都对自己投诉的解决方式感到满意。
【英汉互译】① 那人给了我一把有雕刻木柄的刀。② 电脑可以处理大量的数据。③ 本杰明被控告交易赃物。④ There are several ways t handle things.⑤ Mst custmers were satisfied with the way their cmplaints were handled.
handle n. [C] / v. [T] /ˈhændəl/
link nun [C] /lɪŋk/
1. a cnnectin between tw peple, things, r ideas联系，关联；关系 ★★★★2. a cnnectin between dcuments n the internet（因特网上的）链接 ★★★3. ne f the rings in a chain环，环节，圈 ★★★
课文原句：Snw was later able t shw a link between ther cases f chlera and the different water cmpanies in Lndn. 斯诺后来证明了，其他霍乱病例与伦敦不同自来水公司之间存在联系。
link between the clse link between teacher and studentlink with The cmpany has strng links with big investrs.frge/establish links Organizers f the prject hpe that internatinal links will be frged.
【知识拓展】link sth/sb t/with sth link sb/sth tgetherlink sth and sthlink up (with) 连接；结合 把……与……连接；联系
The explsins are nt thught t be linked in any way. 这些爆炸案之间没有任何联系。The use f CFCs has been linked t the depletin f the zne layer. 据认为臭氧层的减少与含氯氟烃的使用有关。Strng family ties still linked them tgether. 牢固的家庭纽带将他们连接在了一起。He walked with her, linking arms. 他和她走在一起，手挽着手。He denied reprts linking him t Clmbian drug dealers. 他否认了那些把他和哥伦比亚的毒贩联系在一起的报告文件。Lcal terminals are linked t the central cmputer. 本地的终端设备连接着主机。Hw can I find ut wh has linked t my blg? 我怎么才能找到是谁链接上了我的博客？
link v. [T] /lɪŋk/
t make a cnnectin between tw r mre peple, things, r ideas使联系；使相关联 ★★★★
link n. [C] /lɪŋk/
【名人名言】在每一种可能的生活方式中，家庭都是链接过去的纽带，通向未来的桥梁。 ——亚历克斯·哈利
KEYS (1) between (2) linked (3) up
(1) The link ______ what the men had dne as bys and hw they turned ut as adults was surprisingly sharp.(2) Experts say hydrgen technlgy can reduce ______ (link) t glbal industrial gases warming.(3) The Internet allws peple frm all ver the wrld t link ______ fr chat sessins.
decrease /dɪˈkriːs/
verb [ I r T ] t becme less, r t make smething becme less (使)减少；(使)下降；(使)降低 ★★★★nun [ C r U ]★★★★a reductin 减少；下降；降低
课文原句：… and the threat f chlera arund the wrld saw a substantial decrease. 全世界霍乱的威胁大幅下降。
（及物动词）They want t decrease their reliance n il. 他们想降低对石油的依赖。（不及物动词）Attacks f asthma decrease in frequency thrugh early adult life. 成年早期，哮喘的发病频率会降低。
1. Average huse prices decreased by 13% last year. 房屋均价去年下滑了13%。2. By 1881, the ppulatin f Ireland had decreased t 5.2 millin.截至1881年，爱尔兰的人口已经下降到了520万。3. Since 1945 air frces have decreased in size. 1945年以来，空军的规模已经缩小。4. The Nrth’s share f the wrld’s energy cnsumptin is expected t decrease frm 70% t 60%. 北方发达国家所占的世界能源消耗比例有望从70%下降到60%。
nun [ C r U ]n the decrease 在减少The number f students ging abrad fr further study is n the decrease nwadays.当下去国外继续深造的学生数量在不断减少。a decrease in/t/by... ……的减少... a decrease in the number f yung peple ut f wrk.……年轻人口失业数量的减少。
【名人名言】欲求不是一天天的增加而是要一天天的减少，减去那些不必要的东西。 ——李小龙
transfrm v. [T] /trænsˈfɔːm/
t change cmpletely the appearance r character f sth r sb, especially s that that thing r persn is imprved 使彻底改观；使大变样 ★★★★
课文原句：Mrever, in his use f maps and statistics, Snw transfrmed the way scientists study diseases. 此外，通过使用地图和统计学，斯诺改变了科学家研究疾病的方式。
frm (n. & v.)
transfrmatin(n.)
frmatin(n.)
refrm(n. & v.)
refrmer(n.)
refrmist(adj.)
refrmed(adj.)
frmless (adj.)
frmlessly (adv.)
frmlessness (adj.)
transfrm(v.)
transfrmer(n.)
【名人名言】不要浪费时间敲一堵墙,你无法使它变成一扇门。 可可·香奈儿
【练习】填入正确的词汇表达或句子对应翻译① She was transfrmed ______ a cmmn-lking girl ____ a pretty yung wman. ② In the past twenty years the cuntry _________ (transfrm) int an advanced industrial pwer.③ (英译汉)The high-speed rail link is transfrming the area.④ (汉译英)他告诉她，自己是如何被一个邪恶的女巫变成了一只青蛙。
KEYS ① frm, int② has been transfrmed③ 加入高速铁路交通圈后这一区域的面貌正在发生变化。④ He tld her hw he had been bewitched by a wicked witch, and was transfrmed int a frg.
transfrm ... int ...使……变成……transfrm ... frm ... int...把……从……变成……
thanks t 1. 感谢；感激；谢意2. 幸亏；由于；因为
课文原句：Frtunately, we nw knw hw t prevent chlera, thanks t the wrk f Jhn Snw. 幸运的是，由于约翰·斯诺的工作，我们现在知道了如何预防霍乱。
【辨析】表示“因为；由于”的短语thanks tbecause fdue tn accunt fwing t
使用合适的连接短语补充句子并翻译。1. He is likely t miss the US Open ______ his back injury.2. Yur failure is ______ carelessness.3. He culd nt cme ______ his illness. 4. The play succeeded ______ yur timely help.5. His death was ______ an accident.
KEYS:1. because f 他因为背部有伤可能缺席美国公开赛。2. due t 你的失败是由于疏忽。3. n accunt f 他因病不能前来。4. thanks t 由于你的及时帮助，那出戏才成功。5. wing t 他死于一场事故。
thanks tbecause fdue tn accunt fwing t