英语九年级下册Unit 2 Get off the sofa!教学ppt课件

这是一份英语九年级下册Unit 2 Get off the sofa!教学ppt课件，共31页。PPT课件主要包含了课前导学，核心单词，expect，require，physical，effort，harm，常考短语，thanks to，keep fit等内容，欢迎下载使用。

1. ____________ v. 预料；预计2. ____________ v. 需要3. ____________ adj. 身体的；体力的4. ____________ n. 力气；精力5. ____________ v. 损害；伤害
1. ____________________ 多亏；归功于 2. ____________________ 医疗保健(服务)3. ____________________ 有望做；期待做 4. _________________ 保持健康5. _________________ 至少 6. _________________ 偶尔；有时；间或7. _________________ 担心;担忧8. _________________ 对……说不；拒绝
health care
nce in a while
be wrried abut
1.Smene wh is brn tday can expect t live abut thirty-five years lnger than smene wh was brn in the nineteenth century.________________________________________________________________________________________ 2.It is even thught that in the future mre and mre peple will celebrate their hundredth birthdays.________________________________________________________________________________________
现在出生的人有望比19世纪出生的人多活大约35年。
人们甚至认为将来会有越来越多的人庆祝他们的百岁生日。
3.T keep fit, yu have t walk at least 10,000 steps every is imprtant t eat fd that is fresh and natural, fr example, fruit and vegetables. ______________________________________________5.Teenagers d nt need as much sleep as babies, but it is imprtant fr yu t get abut eight hurs’ sleep a night.____________________________________________________________________________________________
为了保持健康，你必须每天至少走10 000步。
吃新鲜、天然的食物很重要，例如水果和蔬菜。
青少年不需要睡得像婴儿那么多，但是对你来说，保证每晚大约8个小时的睡眠是很重要的。
重点词汇精析1 expect的用法【教材例句】Smene wh is brn tday can expect t live abut thirty-five years lnger than smene wh was brn in the nineteenth century.现在出生的人有望比19世纪出生的人多活大约35年。(教材第42页)【用法】expect为及物动词，意为“预料；预计；期待；期望”。其后接名词、代词、不定式（作宾语或宾补）或that从句。expect的宾语从句若是否定式,常可用转移否定结构,即把否定词移至主句。
【举例】The jurney was nt as nice as we had expected. 旅途不像我们预料的那样好。He expects t fail the exam. 他预料考试不及格。We expected him t arrive yesterday. 我们原以为他昨天能到。 I expect that I will be back n Sunday. 我预计我会在周日回来。I dn’t expect that he has dne such a thing. 我预料他不会干出这种事来。（否定前移）【应用】 ( )1. —D yu think the Australian Cricket Team will beat the New Zealand Cricket Team?—Yes. They have better players, s I _____ them t win.A. prefer B. want C. hpe D. expect
( )2. —I haven’t seen Jack fr three days. Is he ill?—_____. His mther tld me that he was in hspital.A. I am afraid s B. I hpe ntC. I dn’t expect D. I am afraid nt2 mre and mre的用法【教材例句】It is even thught that in the future mre and mre peple will celebrate their hundredth birthdays.人们甚至认为将来会有越来越多的人庆祝他们的百岁生日。(教材第42页)
【用法】mre and mre表示“越来越多”，是“比较级+and+比较级”的结构。【举例】I think there will be mre and mre trees in the future.我觉得将来会有越来越多的树。【拓展1】常见的“比较级+and+比较级”结构的短语还有：
【拓展2】 对于多音节或部分双音节形容词，要表示“越来越……”，要在这些词的原级前加mre and mre，即“mre and mre + 多音节或部分双音节形容词”。如：I hpe ur city will be mre and mre beautiful. 我希望我们的城市会变得越来越美丽。【应用】( )1.With the develpment f mdern industry, there will be _____ living space fr wild and fewer B.less and lessC.mre and mre D.bigger and bigger
( )2.Thanks t the mdern science and technlgy, ur life is getting and mre gdB.wrse and wrseC.mre and mre wnderfulD.fantasticer and fantasticer3 t keep fit 的用法； at least的用法【教材例句】T keep fit, yu have t walk at least 10,000 steps every day. 为了保持健康，你必须每天至少走10 000步。(教材第42页)【用法1】t keep fit相当于t keep healthy, 在此是动词不定式短语，在句中做目的状语，位于句首表示强调。【举例】T get there n time, I had t get up early.为了按时到那里，我不得不早点儿起床。
【用法2】at least为介词短语，意为“至少”,常用作状语。【举例】He is at least six, and perhaps mre.他至少有六岁，可能还不止。Yu shuld at least say “Thank yu”.你至少该说声“谢谢你”。【拓展】 与at相关的短语
【应用】( )The mdel plane isn’t as nice as my partner’s, but _____ it was made by last B.at leastC.at mst D.at present4 require的用法； effrt的用法【教材例句】In the past, peple’s jbs required mre physical effrt. 在过去，人们的工作需要更多的体力劳动。(教材第42页)【用法】require作动词，意为“需要”。后接名词、代词作宾语，也可接不定式作宾语补足语。
【举例】The plan requires careful thught. 这个计划需要仔细考虑。Our teachers require us t study hard.= We are required t study hard by ur teachers. 我们老师要求我们努力学习。 【要点思维导图】【举例】It desn’t need much effrt. 那不需要太多的精力。 The wrkers are making an effrt t finish this year’s task. 工人们正在努力完成今年的任务。
【应用】( ) 1.We all knw that learning a freign language _____ time and D.repeats2.现如今，中国正在努力为孩子们提供更好的教育。（根据汉语意思完成句子,每空一词）Nwadays China is __________ _______ __________ ________ ffer children better educatin.
易混词 （组） 辨析thanks t与thanks fr的区别【教材例句】Thanks t better health care, mst peple are living healthier and lnger lives.多亏有了更完善的医疗保健，大多数人生活得更健康并且更长寿。(教材第42页)【要点思维导图】
【举例】Thanks t yu, we all passed the exam.多亏了你，我们都通过了考试。Thanks fr yur help.谢谢你的帮助。Thank yu fr telling me.谢谢你告诉我（这些）。【应用】 ( )_____ free educatin, mre and mre pr children in the muntains can g back t B.Thanks tC.Instead f D.Thanks fr
常用句型精讲1 “wh引导的定语从句”的用法【教材例句】Smene wh is brn tday can expect t live abut thirty-five years lnger than smene wh was brn in the nineteenth century.现在出生的人有望比19世纪出生的人多活大约35年。(教材第42页)【用法】本句中的wh is brn tday与wh was brn in the nineteenth century是wh引导的定语从句，修饰先行词smene；wh是关系代词，在定语从句中作主语或宾语。【举例】He might easily have been seen by smene wh lived nearby.住在附近的人也许能轻易看到他。【拓展】 当先行词是不定代词smene, n ne, anyne, everyne, smebdy, nbdy, anybdy, everybdy时，关系代词通常用wh，而不用that。
【应用】 ( )The wman _____ is singing n the TV shw is ur English D.whm2 句型“It is + 过去分词 + that”的用法【教材例句】It is even thught that in the future mre and mre peple will celebrate their hundredth birthdays.人们甚至认为将来会有越来越多的人庆祝他们的百岁生日。(教材第42页)
【用法】本句中“It is thught that...”句型表示“被认为……；有人认为……”，that引导宾语从句。【举例】It is thught that everyne shuld frm gd habits when they are still yung. 人们认为，每个人都应该在小的时候养成良好的习惯。【拓展】 与 “It is thught that...”类似的句型还有：
【应用】 汉译英据说在许多西方国家,13是个不吉利的数字。__________________________________________________________________________________________3 that引导的定语从句的用法【教材例句】It is imprtant t eat fd that is fresh and natural, fr example, fruit and vegetables.吃新鲜、天然的食物很重要，例如水果和蔬菜。(教材第42页)
It is said that 13 is an unlucky number in many Western cuntries.
【用法】本句中的that is fresh and natural是that引导的定语从句，修饰先行词fd；that是关系代词，在定语从句中作主语或宾语;that可以指人，也可以指物,指物时有的时候可用which替换,指人时可用wh替换。【举例】D yu knw the girl wh / that is standing at the dr? 你认识那个站在门口的女孩吗？I like the mvie which / that is abut endangered animals.我喜欢那部关于濒危动物的电影。【应用】( )Xianda Lake in Yangxin is the famus place ____ we’ll visit next B.wh C.where D.whm
一、根据句意及中文提示完成单词 1.We all knw haze(霾) des ___________(伤害) t ur a lng time and much ____________(努力) , the climbers finally reached the is necessary fr all f us t d sme ____________(身体的) health ___________(需要) enugh exercise and a balanced peple __________(预计) t live up t 100 years ld in the future.
二、根据汉语意思完成句子，每空一词 1. 他们偶尔到公园去野餐。They g fr a picnic in the park ________ _____ ______ __________.2. 我们应该对吸烟说不。We shuld ________ _______ _______ smking.3. 多亏有了地铁，我们出行越来越方便了。________ ________ the subway, it is _____________ _________ __________ cnvenient fr us t travel.
4. 我为这次考试担忧。I ________ ________ ________ this exam.5. 我们学校至少有1 000名学生。There are ________ _________ 1,000 students in ur schl.三、单项填空( )1.Thanks t the rbts, the human reprters d nt have t spend a lt f time_____ bring numbers and B.t prcessC.prcessed D.prcess
( )2. Tai Chi is my favurite sprt and I ften play it _____ keep D.kept( )3. —Did yu watch the ftball game yesterday?—Yes，I did. Jhn is really a dark hrse. Nbdy _____ him t g s D.hped
( )4.It’s necessary fr us _____ t ur parents when we have talk B.talkingC. talk D. t talking( )5. _____ the Green Great Wall, my hmetwn is getting mre and mre beautiful.A. As fr B. With the helpC. Because D. Thanks t
四、课文语篇短文填空 Mst peple live healthier and lnger tday because f better health care. Peple wh are brn nw are expected t live abut thirty-five years lnger than thse wh 1. ___________ brn in the nineteenth century. Pssibly, mre and 2. ______________ future humans will celebrate their hundredth birthdays. Here are five basic rules t live healthily.
1. Get ff the sfa! 3. ____________ n the sfa and watching TV is surely cmfrtable. Hwever, t keep fit, yu shuld get ff the sfa and exercise, like walking. Peple’s jbs in the past required mre physical 4. _________. They walked mre and wrked lnger every day, which helped them t keep healthy at the same time. 2. Eat healthy fd! It is 5. ___________ t eat fd that is fresh and natural. S eat mre fruit and vegetables. Fast fd is much mre delicius. Hwever, yu’d better eat it nly nce in a while.
3. Rest while yu can! It’s als imprtant fr teenagers t get abut eight 6. ___________ sleep a night. S remember t use sme f yur weekend time fr rest, nt just fr having fun with friends. 4. Dn’t wrry. Be happy! Smetimes being a teenager is nt easy because f the difficulties f schl, exams r friendships. When yu’re 7. _________, talk with yur parents r teacher. Remember, 8. _______________ is imprtant fr ur general health.