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1、三、高考熱點問題： 1狀語從句的時態(tài) 在時間、條件和讓步狀語從句中常常用一般現(xiàn)在時代替一般將來時，一般過去時代替過去將來時，現(xiàn)在完成時代替將來完成時。 You wont understand the story completely until you have finished reading it. He will pay a visit to you as soon as he gets here. He said whenever I was in trouble I could turn to him.,2狀語從句的省略 當狀語從句的主語和主句主語保持一致，且從句謂語動詞中含有be動
2、詞，可以將狀語從句中的主語和be動詞一起省略。 When in trouble，ask the chairman himself. Although frightened，he managed to run away. While crossing the road，you should watch out. 另在if it is possible，when it is necessary等類似結構中，it is?？墒?。 Hold your head high if necessary.,3狀語從句與名詞性從句的區(qū)別 wh 開頭的詞既可引導狀語從句，相當于no matter wh；也可引導名詞
3、性從句，相當于anything that / anyone who；分辨它們的竅門在于wh引導名詞性從句時，去掉從句，主句成分意思不完整，而wh引導狀語從句時，去掉從句，主句意思成分完整清晰。 Whoever you are(No matter who you are)，you must obey the regulations.(狀語從句) Whoever arrives first (No matter who arrives first) will win the gold medal.(主語從句),4狀語從句與定語從句的區(qū)別 (1)where與when引導的狀語從句容易與它們引導的定語
4、從句相混淆。when與where引導定語從句時，有先行詞，可被介詞which替代；它們引導狀語從句時，主句中沒有相應的先行詞，也不能被介詞which替代。 The graduates should go where they are needed most.(狀語從句) The graduates should go to the place where / in which they are needed.(定語從句) I was the happiest when my parents were together with me.(狀語從句),I was the happiest duri
5、ng the time when / at which my parents were together with me.(定語從句) (2)so / such...that引導的結果狀語從句和so / such...as引導的定語從句 so / such...that引導結果狀語從句時，that 沒有任何意義，也不在從句中充當任何成分；而so / such...as引導定語從句時，as為關系代詞，在從句中必須充當句子成分，代替先行詞。 The question is so difficult that no one can answer it.(狀語從句) It is so difficul
6、t a question as no one can answer.(定語從句) He is such a good speaker that we all believe him.(狀語從句) He is such a good speaker as we all believe.(定語從句),5狀語從句與強調句型的區(qū)別 It was the factory where the accident happened.(地點狀語從句，it指代那家工廠) It was in the factory that the accident happened.(強調句型，it無具體意義，僅構成強調句型)
7、It was midnight when he arrived Changsha.(時間狀語從句，it指時間) It was at midnight that he arrived Changsha.(強調句型，it無具體意義，僅構成強調句型),從A、B、C、D四個選項中，選出可以填入空白處的最佳選項。 ()1.He made a mistake，but then he corrected the situation ________ it got worse. Auntil Bunless Cbefore Das,1C?？疾闋钫Z從句引導詞的選用。句意：他犯了錯，但及時采取了補救措施，沒讓事
8、情變得更糟。,()2.The consequences of our actions are unbelievably complicated and diverse ________ predicting the future is a very difficult business indeed. Abecause Beven if Cin order that Dso that,2D。so that 引導結果狀語從句，根據(jù)句意應該選so that。,()3.________ makes his parents proud is ________ he never gives up，
9、________ difficult the situation is. AWhatever；不填；however BWhat；不填；how CWhat；that；however DWhatever；that；how,3C。第一空what 引導主語從句，第二空that 引導表語從句，第三空however 引導讓步狀語從句，相當于no matter how。,()4.What we have been doing may not do us much good，but ________ it will benefit us or others，well just stick it out. An
10、o matter Bhowever Cwhether Dalthough,4C。whether 與or連用，引導讓步狀語從句，相當于no matter whether。,()5.Its quite a time ________ the player got injured，but it wont be long ________ he returns to the court. Asince；before Bafter；when Cbefore；since Dthat；when,5A。it is 代替 it has been，故第一空使用since；第二空用before表示“要不了
11、多久就”。,()6.We should be able to do the job for you quickly，________ you give us all the necessary information. Ain case Bprovided that Cor else Das if,6B。provided that 引導狀語從句，意為“只要”，還可表示為“providing that”。,()7.It is not necessary to explain the truth ________ there are air，water and sunlight，there
12、are living things. Ain wherever Bthat wherever Cwhich Dthat,7B。that引導同位語從句，同位語從句中又包含一個wherever引導的讓步狀語從句。,()8.The influence of automobile extends throughout the economy ________ the car is so important to American people. Athat Bas Cso Dthough,8B。句意：汽車的影響延伸到整個美國經(jīng)濟界，因為汽車對于美國人來說太重要了。,()9.The
13、government should protect the old valuable buildings ________ they are not in harmony with the modern ones nearby. Aeven though Bas if Cso that Dnow that,9A。句意：盡管這些古老的建筑和附近的現(xiàn)代化的東西不協(xié)調，但是政府也要保護它們。,()10.How these students wish they could study ________ there are fewer exams! I can understand their pressure. Awhere Bin which Cthe place where Din where,10A。where引導地點狀語從句。,
高考英語語法一輪復習 狀語從句課件2
