Unit 9I like music that I can dance to. Section A Grammar Focus-4c定语从句是指在复合句中作定语的从句，定语从句所修饰的词叫先行词。定语从句通放在先行词的后面，由关系代词或关系副词引导。我们将学习由关系代词that或which及who引导的定语从句。定语从句which, who, that引导的定语从句which, that和who是定语从句中重要的引导词。下面的例句是由which, that和who引导的定语从句。请仔细观察，补全结论部分所缺内容。【例句】 China is a country which / that has a long history.2. This is the book which / that my mother bought me yesterday.? 3. The man who / that is standing by the door is her brother. 4. I like the boy who / whom / that I met at the party.【结论】1. 观察例句1和2可以看出，which引导的定语从句修饰的是____（人/物）。由例句3 和4可知，who引导的定语从句修饰的是____（人/物）。 2. 由例句1和3可知，which和who在定语从句中可以作_____语；观察例句2和4可以看出，which和who在定语从句中还可以作____语。物人主宾3. 观察例句1和2可以看出，which在定语从句中作主语或宾语时均可由________代替；由例句3可知，who在定语从句中作主语时，可由____代替；由例句4可知，who在定语从句中作宾语时，可由________或________代替。thatthatwhomthat注意:◆关系词只能用that的情况: a. 先行词被序数词或形容词最高级所修饰,或本身是序数词、基数词、形容词最高级时, 只能用that,而不用which。例如: He was the first person that passed the exam. b. 被修饰的先行词为all, any, much, many, everything, anything, none, the one等不定代词时, 只能用that, 而不用which。例如: Is there anything that you want to buy in the shop? c. 先行词被the only, the very, |
