1、只用that，只用which，只用who 引導(dǎo)定語從句的情況,1.先行詞是不定代詞,如all, few, little, much, none,something, everything , anything, nothing等; 2.先行詞被不定代詞修飾,如all, any, every, few,much, little, no, some等; 3.先行詞被序數(shù)詞或形容詞最高級修飾; 4.先行詞被the only, the very, the same, the last, the right等修飾; 5.先行詞既有人又有物。,只用that引導(dǎo)定語從句的情況,.被修飾詞為數(shù)詞時(shí)。 Yest

2、erday I caught two fish and put them in a basin of water. Now you can see the two that are still alive. .當(dāng)主句是以 which，who, what開頭的特殊疑問句時(shí)。 .主句是There be結(jié)構(gòu)，修飾其主語的定語從句宜用that作關(guān)系代詞。 Theres still a seat in the corner that is still free. 、定語從句中缺表語時(shí)，該關(guān)系代詞宜用that。 He is not the person that he was ten years ago.

3、,只用that引導(dǎo)定語從句的情況,1) 關(guān)系代詞前有介詞時(shí) There are many trees under which they can have a rest. 2)在非限制性定語從句中先行詞本身是that 時(shí)用which; 3) 當(dāng)先行詞way表示“方法”，“方式”之意時(shí)，引導(dǎo)定語從句的關(guān)系詞可以是that, that可省略，也可用in which。,只用which引導(dǎo)定語從句的情況,指人時(shí)that與who的區(qū)別,1. 先行詞是one, ones, anyone或those時(shí),及he/she/I / they作先行詞時(shí)，關(guān)系代詞用who. Anyone who breaks the law is punished. Those who break the law are punished. He who breaks the law is punished. 2. 在there be開頭的句子中，關(guān)系代詞用who 。 Theres a beautiful girl who came to see you this morning. 3.先行詞后有一個(gè)較長的定語，關(guān)系代詞用who 。 I met a fore