九年級（上）Unit4單元復習課件

1、 Revision of unit 41/30/2022 Important sentencesImportant sentences1/30/20221.what if + 從句 如果怎么辦，要是又怎么樣,其回答是: If , would要是她不來怎么辦？What if she doesnt come?If I _ you, I _ (wait)for her.如果李雷知道了怎么辦？What if Li Lei knows?If I _ you, I _(let) him do it.werewerewould waitwould waitwerewerewould letwould let

2、虛擬語氣虛擬語氣一、概念一、概念 虛擬語氣表示所說的話只是一種主觀愿望和假虛擬語氣表示所說的話只是一種主觀愿望和假想虛擬的情況或與事實相反的假設。在初中階段，想虛擬的情況或與事實相反的假設。在初中階段，我們主要掌握它在非真實條件從句中的應用。我們主要掌握它在非真實條件從句中的應用。二、在條件句中的應用二、在條件句中的應用真實條件句真實條件句非真實條件句非真實條件句 真實條件句要用陳述語氣，假設的情況真實條件句要用陳述語氣，假設的情況可能發(fā)生，其中可能發(fā)生，其中 if 是是“如果，假使如果，假使”的意的意思。例如：思。例如：If it _ sunny tomorrow, we _to the z

3、oo. 如果明天天晴，我們將會去動物園。如果明天天晴，我們將會去動物園。 在這個句子中，通過種種跡象在這個句子中，通過種種跡象表明，明天天氣好是完全有可能實現(xiàn)的，表明，明天天氣好是完全有可能實現(xiàn)的，并非虛擬、幻想，因此是真實條件句。主并非虛擬、幻想，因此是真實條件句。主句用一般將來時，從句用一般現(xiàn)在時來表句用一般將來時，從句用一般現(xiàn)在時來表示將來意義。示將來意義。iswill go 2. 非真實條件句表示的是不可能實現(xiàn)的非真實條件句表示的是不可能實現(xiàn)的或?qū)崿F(xiàn)的可能性很小的愿望或假想虛擬或?qū)崿F(xiàn)的可能性很小的愿望或假想虛擬的情況，故要用虛擬語氣。例如：的情況，故要用虛擬語氣。例如：If I wer

4、e you, I would take a small present. 如果我是你的話如果我是你的話, 我就帶上一個小禮物。我就帶上一個小禮物。在這個句子中，條件句是在這個句子中，條件句是“如果我是如果我是你你”，但事實上，但事實上，“我我”不可能成為不可能成為“你你”，這只是假設的情況，沒有實現(xiàn)的可能。這只是假設的情況，沒有實現(xiàn)的可能。當條件實現(xiàn)的可能性很小，甚至可以說當條件實現(xiàn)的可能性很小，甚至可以說沒有時，就需要用虛擬語氣來表示。沒有時，就需要用虛擬語氣來表示。(從句)if +主語+動詞過去式(be 動詞用were), 一般過去時(主句) 主語+would+動詞原形 過去將來時eg：I

5、f I _ time, I _(go) for a walk.如果我有時間，我就會去散步。(事實上我現(xiàn)在沒有時間)1/30/2022hadwould goIf I _ you, I _ (take )an umbrella.假如我是你的話，我會帶上雨傘。(事實上我不是你)I _no if someone _ me to be in a movie. 假如有人請我當電影演員，我會表示拒絕。(事實上瑞沒有人請我當電影演員)1/30/2022werewerewould take would take would say would say askedaskedIf+If+主語主語+ +動詞的過去式動

6、詞的過去式（動詞（動詞bebe用用were)were)主語主語+ +should,would,should,would,might,couldmight,could動動詞原形詞原形If+If+主語主語+ +had +had +過去過去分詞分詞主語主語should, should, would, might, would, might, couldcouldhave donehave done1 1、If+If+主語主語+ +動詞過去式動詞過去式2 2、If+If+主語主語+ +were to+ were to+ 動原動原3 3、If+If+主語主語+ +should +should +動詞原形

7、動詞原形主語主語should, should, would,might, would,might, couldcould動詞原形動詞原形 eg:If I _ time,I_(take)part in the meeting. If he _ ,he _the train. If I _abroad ,I _to If I _ you, I _harder at my lessons.hadwould take had hurriedcould have caught were to go would go werewould work If I _his telephone If I _his

8、 telephone number, I _him.number, I _him.If it _to rain, we If it _to rain, we _off the match._off the match.注意注意: : wish wish 后面的賓語從句中。后面的賓語從句中。 一般用虛擬語氣，表示一種不可能實現(xiàn)一般用虛擬語氣，表示一種不可能實現(xiàn)的愿望。的愿望。其謂語動詞形式為：其謂語動詞形式為：1/30/2022had known had known would have called would have called should were should were would

9、 call would call 表現(xiàn)在過去時表現(xiàn)在過去時表過去過去完成時表過去過去完成時表將來表將來would, might, could動詞原動詞原形形1/30/2022I wish (that) I _ a bird.I wish (that) I _the film last night.I wish (that) I _ go.1/30/2022werehad seen wouldcould2.He doesnt know what to wear.I dont know what to say or do.以上兩句中的what to wear,what to say or do 為

10、“疑問句+動詞不定式”作賓語。在疑問代詞(who, whom, what,which)和疑問副詞(when,where,how,why)后加不定式構(gòu)成具有名詞作用的不定式短語,在句中可1/30/2022作主語.賓語.表語等成分.這種結(jié)構(gòu)經(jīng)?？梢曰Q使用, 主句動詞有:know, tell, show, teach, decide等詞后的不定式的執(zhí)行者或賓詞從句的主語和主句的主語或者主句的 賓語是同一個人,就可以互換.I teach him to make beef noodles.=I teach him _ he _beef noodles.1/30/2022howhowcan make c

11、an make I dont know how to do it.=I dont know _ I _ it.I show Lucy how she goes to the airport.=I show Lucy_ _ to the airport.3.If 用于賓從是是否的意思,于條件句中是如果的意思.1/30/2022howhowcan docan dohow tohow togogoIf he _(come), we wont know if we_ (do )this work.4.I cant sleep the night before I take a big exam. be

12、fore 引導的句子是作定語的,叫定語從句.你吃的食物能幫你解決這個問題。1/30/2022doest comedoest comeshould do should do The foods you eat could help with this problem.我想和看上去友善的人談話._.馬丁魯濱遜是一位在處理青少年問題方面有豐富經(jīng)驗的著名醫(yī)生1/30/2022Id like to talk to someone who Id like to talk to someone who looks friendlylooks friendly_5.get along (with)=get o

13、n (with) 進行，進展The business is getting along very well. _ are you getting along with your English study? 1/30/2022HowHowMartin is a doctor who has lots Martin is a doctor who has lots of experience dealing with of experience dealing with teenagers.teenagers.相處Do you get along with your boss?= Do you

14、and your boss _ along? Im getting along very well _ my classmates. 6.would rather than （= would rather than）寧愿，而不愿1/30/2022。withwithgetgetHe would _ TV rather than _ football.=He prefers _ TV to _ football.would rather 常單獨使用，表示“寧愿做”He would rather watch TV at home.rather than = instead of 而不是（連接兩個并列

15、成分，前后對稱）。1/30/2022playplaywatchingwatchingwatchwatchplayingplayingI decided to write _telephone.I like going out with you _him. She enjoys listening _ _.1/30/2022rather than rather than rather than with rather than with ratherratherthan speakingthan speaking前后連接兩個動詞原形，否定形式為：would rather not do sthwo

16、uld rather than = prefer to 但prefer to 若連接兩個動詞，動詞應為v-ing 形式。He would rather _TVthan _ football.=He prefers _ TV to _ football.watch watch playplaywatchingwatchingplayingplaying7.I cant sleep the night before I take a big exam.=I cant sleep the night before taking a big exam.如果在跑步時你傷了膝蓋，你會怎么做？_ after

17、youafteryou were were _1/30/2022What would you do if you injured What would you do if you injured while /after running?=What wouldwhile /after running?=What wouldyou do if you injured while /you do if you injured while /running?running?8.Social situations dont bother you in the slightest.not in the

18、slightest“一點兒也不”“絲毫不”,與not at all 或in the least 意思相同。-Do you mind if I use your car?-_.她一點兒都不喜歡那個男人。1/30/2022Not in the slightestNot in the slightestShe _like the man _.9.What do you think I should tell Mei?do you think 作插入語的用法用于混合疑問句中?；旌弦蓡柧渲柑厥庖蓡柧湟话阋蓡柧?do you think相當于一個一般疑問句 1/30/2022doesnt doesnt i

19、n the in the slightestslightest混合疑問句的句式： 特殊疑問詞do you think（或其他表示心里活動的詞）陳述語序“陳述語序”非常重要。 What can I do？是一個特殊疑問句，如果中間插入do you think則后面必須改為陳述語序What _you think _ do ？ 1/30/2022do do I canI can6.Unless we deal with our problems,wecan easily become unhappy.=_ we _ deal with ourproblems ,we can easily becom

20、eunhappy.eg:Unless you take more care,you will have an accident.(同義句同義句)If you dont take more care,you will have an accident.More exerciseMore exercise1.We feel _ happy that we meet again after so many years.A.so B.such C.too much D.much too1/30/2022D D 完成句子。1. 瑪麗決不會讓你失望。Mary _ _ _ you _.2. 他的新書將于何時

21、出版？When_ his new book_ _?3. 如果我是你，我會每天步行去上學。_ I_ you, I_ to school every day.1/30/2022willwillneverneverletletdowndownwillwillcomecomeoutoutIf Ifwerewerewould walkwould walk4. 假如我不認識人怎么辦？_I dont know anyone?5.他和同學相處的很好。He _his classmates.6. 在夏天，這里很多雨水的。There are_rain here in summer1/30/2022What ifWhat if gets on well withgets on well withplenty of plenty of 7. 我不知道穿什么。I dont know_.8. 老師讓他代表我們班參加學校的比賽。The teacher wants him_in the school contest.1/30/2022what to wear what to wear to take to take partpart用所給詞的適當形式填空。permit, go, be, try, nervous, shy,