广东省广州天河外国语学校2高考英语语法一轮复习状语从句课件2

1、三、高考热点问题：三、高考热点问题：1状语从句的时态状语从句的时态在时间、条件和让步状语从句中常常用一般现在时在时间、条件和让步状语从句中常常用一般现在时代替一般将来时，一般过去时代替过去将来时，现代替一般将来时，一般过去时代替过去将来时，现在完成时代替将来完成时。在完成时代替将来完成时。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 tr

2、ouble I could turn to him.2状语从句的省略状语从句的省略当状语从句的主语和主句主语保持一致，且从句当状语从句的主语和主句主语保持一致，且从句谓语动词中含有谓语动词中含有be动词，可以将状语从句中的主动词，可以将状语从句中的主语和语和be动词一起省略。动词一起省略。When in trouble，ask the chairman himself.Although frightened，he managed to run away.While crossing the road，you should watch out.另在另在if it is possible，when

3、 it is necessary等类似等类似结构中，结构中，it is常可省。常可省。Hold your head high if necessary.3状语从句与名词性从句的区别状语从句与名词性从句的区别wh 开头的词既可引导状语从句，相当于开头的词既可引导状语从句，相当于no matter wh；也可引导名词性从句，相当于；也可引导名词性从句，相当于anything that / anyone who；分辨它们的窍门在；分辨它们的窍门在于于wh引导名词性从句时，去掉从句，主句成引导名词性从句时，去掉从句，主句成分意思不完整，而分意思不完整，而wh引导状语从句时，去掉引导状语从句时，去掉从句

4、，主句意思成分完整清晰。从句，主句意思成分完整清晰。Whoever you are(No matter who you are)，you must obey the regulations.(状语从句状语从句)Whoever arrives first (No matter who arrives first) will win the gold medal.(主语从句主语从句)4状语从句与定语从句的区别状语从句与定语从句的区别(1)where与与when引导的状语从句容易与它们引导引导的状语从句容易与它们引导的定语从句相混淆。的定语从句相混淆。when与与where引导定语从句引导定语从句时

5、，有先行词，可被介词时，有先行词，可被介词which替代；它们引替代；它们引导状语从句时，主句中没有相应的先行词，也不导状语从句时，主句中没有相应的先行词，也不能被介词能被介词which替代。替代。The graduates should go where they are needed most.(状语从句状语从句)The graduates should go to the place where / in which they are needed.(定语从句定语从句)I was the happiest when my parents were together with me.(状语

6、从句状语从句)I was the happiest during the time when / at which my parents were together with me.(定语从句定语从句)(2)so / such.that引导的结果状语从句和引导的结果状语从句和so / such.as引引导的定语从句导的定语从句so / such.that引导结果状语从句时，引导结果状语从句时，that 没有任何意义，没有任何意义，也不在从句中充当任何成分；而也不在从句中充当任何成分；而so / such.as引导定语引导定语从句时，从句时，as为关系代词，在从句中必须充当句子成分，为关系代词，

7、在从句中必须充当句子成分，代替先行词。代替先行词。The question is so difficult that no one can answer it.(状状语从句语从句)It is so difficult a question as no one can answer.(定语从定语从句句)He is such a good speaker that we all believe him.(状语状语从句从句)He is such a good speaker as we all believe.(定语从句定语从句)5状语从句与强调句型的区别状语从句与强调句型的区别It was the

8、 factory where the accident happened.(地地点状语从句，点状语从句，it指代那家工厂指代那家工厂)It was in the factory that the accident happened.(强调句型，强调句型，it无具体意义，仅构成强调无具体意义，仅构成强调句型句型)It was midnight when he arrived Changsha.(时间时间状语从句，状语从句，it指时间指时间)It was at midnight that he arrived Changsha.(强调强调句型，句型，it无具体意义，仅构成强调句型无具体意义，仅构成

9、强调句型)从从A、B、C、D四个选项中，选出可以填入空白处四个选项中，选出可以填入空白处的最佳选项。的最佳选项。()1.He made a mistake，but then he corrected the situation _ it got worse.Auntil Bunless Cbefore Das1C。考查状语从句引导词的选用。句意：他。考查状语从句引导词的选用。句意：他犯了错，但及时采取了补救措施，没让事情变犯了错，但及时采取了补救措施，没让事情变得更糟。得更糟。 ()2.The consequences of our actions are unbelievably compl

10、icated and diverse _ predicting the future is a very difficult business indeed.Abecause Beven if Cin order that Dso that 2D。so that 引导结果状语从句，根据句意应引导结果状语从句，根据句意应该选该选so that。 ()3._ makes his parents proud is _ he never gives up，_ difficult the situation is.AWhatever；不填；不填；however BWhat；不填；不填；how CWhat

11、；that；however DWhatever；that；how3C。第一空。第一空what 引导主语从句，第二空引导主语从句，第二空that 引导表语从句，第三空引导表语从句，第三空however 引导让步引导让步状语从句，相当于状语从句，相当于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.Ano matter Bhowever Cwhether Dalthough4C。whether 与与

12、or连用，引导让步状语从连用，引导让步状语从句，相当于句，相当于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 代替代替 it has been，故第一空使用，故第一空使用since；第二空用；第二空用before表示表示“要不了多久要不了多久就就”。()6.We should be able to do

13、 the job for you quickly，_ you give us all the necessary information.Ain case Bprovided that Cor else Das if 6B。provided that 引导状语从句，意为引导状语从句，意为“只只要要”，还可表示为，还可表示为“providing that”。 ()7.It is not necessary to explain the truth _ there are air，water and sunlight，there are living things.Ain wherever Bth

14、at wherever Cwhich Dthat7B。that引导同位语从句，同位语从句中又包引导同位语从句，同位语从句中又包含一个含一个wherever引导的让步状语从句。引导的让步状语从句。 ()8.The influence of automobile extends throughout the economy _ the car is so important to American people.Athat Bas Cso Dthough8B。句意：汽车的影响延伸到整个美国经济。句意：汽车的影响延伸到整个美国经济界，因为汽车对于美国人来说太重要了。界，因为汽车对于美国人来说太重要了。 ()9.The government should protect the old valuable buildings _ they are not in harmony with the modern ones nearby.Aeven though Bas if Cso that Dnow that9A。句意：尽管这些古老的建筑和附近的现。