第7讲词汇与语法(从句-反义疑问句).pptVIP

词汇与语法 第7讲 从句归纳 从句是指从属于主句的句子，由从属连词引导，充当句子的某个成分，如主语，宾语，表语，同位语，定语，状语等。 根据在句子中的不同作用，从句可分为： 名词性从句（包括主语从句，宾语从句，表语从句和同位语从句） 形容词性从句（即定语从句） 副词性从句（即状语从句） 1.名词性从句 ____life could be found on Mars was once believed by scientists. (学位真题2008年6月) A. What B. As C. That D. While 答案：C 解析：考察主语从句的理解。 Contact the police and tell them all you know about the accident. (学位真题2008年6月) A. this B. that C. what D. which 答案：B 解析：考察定语从句的关系词。 Her hair was golden when she was a child, but it went darker she grew up. (学位真题2008年6月) A. if B. as C. since D. even 答案：B 解析：考察时间状语从句用法。 The instructor won’t give them any help _____ absolutely necessary. (学位真题2008年6月) A. when B. if C. unless D. once 答案：C 解析：考察条件状语从句用法。 Many of the people refused to answer any questions. (学位真题2008年6月) A. question B. questioned C. questioning D. were questioned 答案：B 解析：考察过去分词做定语。 The lesson Edwards and Clark learned then is ______ the more down-to-earth guy won. (学位真题2007年11月) A. that B. what C. why D. only 答案：A 解析：考察表语从句用法。 2. 形容词性从句（定语从句） 用来修饰名词、代词、句子等，在句中的作用相当于形容词，故称为形容词性从句。 定语从句分为限制性定语从句和非限制性定语从句 限制性定语从句对被修饰词起到限制、修饰的作用，一般不可缺少。 非限制性定语从句起补充、附带说明作用，缺少也不会影响全句的理解。 定语从句常用关系词 关系代词：who, whom, whose, that, which, as等（在句中作主、表、宾、定等成分） 关系副词：where (on which), when (in which), why (for which)（在句中作状语） 关联词：that（引导表示方式、时间的定语从句） In this earthquake, the number of people who lost homes reached as many as 250,000.I have many good friends to whom I am going to send postcards. The river which runs through the center of the city brings us a lot of pleasure. 1. You’re the only person ____advice he might listen to. You’re the only person whose advice he might listen to. 2. Potato can be grown in places ____it is too cold to grow rice. Potato can be grown in places where it is too cold to grow rice. 3. I don’t like the way _____ y