高考英语语法专题——定语从句中as的用法.pptx

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1、定语从句定语从句中中 asas的用法的用法Confidence comes from preparation！高考真题高考题型单项填空1. _ is known to everybody, the moon travels round the earth once every month.（2001，全国卷），全国卷） A. It B. As C. That D. What2. _ is often the case, we have worked out the production plan. （2004，江苏，江苏卷卷） A. Which B. When C. What D. As3.

2、The air quality in the city, _is shown in the report, has improved over the past two months.（2012，福建，福建卷）卷） A. that B. it C. as D. what4. A lot of language learning, _has been discovered, is happening in the first year of life, so parents should talk much to their children during that period.（2012，安

3、徽，安徽卷卷） A. as B. it C. which D. this考点解读考点解读知识框架：关系代词asas既可以引导限制性定语从句也可以引导非限制性定语从句，并在从句中充当主语、宾语。能力要求：重点掌握asas引导非限制性定语从句的用法。基础知识01asas引导的限制性定语从句当先行词前有such / so, the same修饰，同时定语从句缺少主语或宾语时，应使用关系代词as，即，即such / so (as) . as, the same . as .Eg. 1. They talked in such simple English as children could under

4、stand.2. There is so warm a house as we want to live in. 3. The result is not the same as they had expected. asas引导的限制性定语从句the same . as . 与与 the same . that .Eg. I have the same book as he is reading.我有一本书，与他正在看的那一本相同。我有一本书，与他正在看的那一本相同。（两本书）（两本书）I borrowed the same book that he did last week.我借了一本书

5、，就是他上周借的那一本。我借了一本书，就是他上周借的那一本。（一本书）（一本书）the same as 同一类人或物the same that 同一人或物 asas引导的限制性定语从句such / so as (引导定语从句)such / so that (引导状语从句)Eg. He is such a clever boy as everyone likes. He is such a clever boy that everyone likes him. as在从句中可充当主语、宾语等成分，that不充当成分； 句意不同。 asas引导的非限制性定语从句1. As we all know,

6、 Taiwan is a part of China.2. The compass, as is well-known to all, was invented in ancient China.3. He seems a farmer, as in actual fact he is. 从句可以位于句首、句中或句末，从句可以位于句首、句中或句末，但但习惯用逗号隔开。习惯用逗号隔开。asas在从句中可以作主语、在从句中可以作主语、宾宾语或语或表表语语；用作主语时，用作主语时，谓语动词用单数形式。谓语动词用单数形式。asas有有“正如正如那样；像那样；像一样一样”的词义。的词义。asas引导的非

7、限制性定语从句as anybody can seeas is often the caseas is known to all as you expectedas has been reportedas the saying goes正如人们所看到的那样正如人们所看到的那样情况往往如此情况往往如此众所周知众所周知如你所料如你所料据报道可知据报道可知俗话说俗话说asas引导的非限制性定语从句 As is known to all, the sun rises in the east. He failed in the exam, which made his parents very angry

8、. as as引导非限制性定语从句，指代整个主句的内容，可放在引导非限制性定语从句，指代整个主句的内容，可放在主句之前、之中或之后；主句之前、之中或之后； which which引导非限制性定语从句指代引导非限制性定语从句指代整个主句的内容时，只能位于主句之后。整个主句的内容时，只能位于主句之后。 能力提升能力提升02突破高考题型1语法语法填填空空短文短文改错改错2书面表达书面表达高考题型语法填空高考题型短文改错is高考题型书面表达As is known to us all, .（众所周知（众所周知 3. As is said/mentioned above, .（如上所（如上所 述述 .（如图所（如图所 示示 ）备考建议对于as引导定语从句的用法，高考重点考查的是as引导非限制性定语从句的用法，因此在备考的过程中，我们要着重掌握；尤其是as引导的非限制性定语从句的固定表达也是学习的重点。 Thanks