5. that (指人，也可物，从句中作主语或宾语，还可以作表语，作宾语或表语可以省略) 　He is not the man that he used to be. 　that 在从句中作介词的宾语，介词不提前，反之介词提前，必不用that. 　The house that we live in is not large. 　The house in which we live is not large. 　The house we live in is not large. 　That 指物可以与which互换，以下几种情况只用that. 　1. 先行词all, everything, nothing, something, anything, little, much 等不定代词 　2. 先行词被all, every, no, some, any, little, much 等修饰。 　3. 先行词被序数词或形容词最高级修饰时。 　4. 先行词被the only, the very, the same, the last 修饰时。 　That white flower is the only one that I really like. 　This is the very book that I want to have. 　The last place that we visited was the chemical works. 　5. 有两个或两个以上的分别表示人和物的先行词，从句应用that,而不是其他。 　He talked about the teachers and schools that he had visited. 　6. 当主句是以who, which 开头的特殊疑问句时，定语从句多用that,而不用who(whom),which. 　Who is the person that is standing at the gate? 　以上通常是使用于物，人一般不受限制，但如果正式和严谨可以遵循这一原则。

4. Which (指物，从句中作主语或宾语，宾语时常省略) 　关系代词whom, which作从句中介词的宾语，介词一般提前，也可放在后面。但如果从句中的介词为谓语的动词短语，介词不能提前，需紧挨动词。 　She sat on the corner of the table near the door by which he husband always entered. 　She sat on the corner of the table near the door which he husband always entered by. 　This is the key which you are looking for. 　但是先行词是时间，介词应放在关系代词which之前，不放在句尾。 　I'll never forget the day which I first met you on. (Χ) 　如果whom, which为介词宾语被省略，介词不能提前。 　I have the book you are talking about. 　The girl he leaned against was his sister.

3．Whose (多指人，也可物，指物可以与of which互换，从句中作定语) 　He mentioned a book whose author (= the author of which) I can't remember now.

关系代词 　1．Who (人， 主格，从句中作主语，非正式文体中代替whom作宾语，但是如果关系代词作介词的宾语，介词提前，就不用who，而用whom) 　The person to whom you spoke is a famous actor. 　The person who(whom) you spoke to is a famous actor.

2．Whom (人， 宾格，从句中作宾语，非正式文体中常省略)

9. His mother had thought it would be good for his character to ____ from home and earn some money on hos own.

A.run　　　　　　　　　　　　　 B.take away　　　　　　　　　 C.keep away　　　　　　　　 D.get away

10-Mummy,can I put the peaches in the cupboard?

　　　　　　　 --No,dear.They don’t ____ well.Put them in the fridge instead.

A.keep　　　　　　　　　　　　 B.fit　　　　　　　　　　　　　　 C.get　　　　　　　　　　　　　　 D.last

8. Be careful when you caroos this very busy street.If not,you may ____ run over by a car.

A.have　　　　　 　　　　　　　 B.get　　　　　　　　　　　　　　 C.become　　　　　　　　　　 D.turn

7. It is so nice to hear from her.____,we last met more than thirty years ago.

A.What’s more　　　　　　　 B.That is to say　　　　　　 C.In other words　　　　　 D.Believe it or not

5. The taxi driver often reminds passengers to ____ their belongings when they leave the car.

A.keep　　　　　　　　　　　　 B.catch　　　　　　　　　　　　 C.hold　　　　　　　　　　　　　 D.take

6We thought of selling this old furniture,but we’ve decided to ____ it.It might be valuable.

A.hold on to　　　　　　　　 B.keep up with　　　　　　　 C.turn to　　　　　　　　　　　 D.look after

4.()Have a good rest,you need to ____ your energy for the tennis match this afternoon.

A.leave　　　　　　　　　　　　 B.save　　　　　　　　　　　　　 C.hold　　　　　　　　　　　　　 D.get

3.(S01.16)-Why haven’t you bought any butter?

　　　　　　　 --I ____ to but I forgot about it.

A.liked　　　　　　　　　　　　 B.wished　　　　　　　 　　　 C.meant　　　　　　　　　　　 D.expected