1、take part in/join/join in/attend 参加
这些词语都有“参加”的意思，但要注意区别：
take part in 参加活动或会议
join 参加某种组织，成为其中一员
join（sb）in 和某人一起活动；陪某人做某事
attend 出席或参加某种会议
①Her brother joined the army three years ago.
②Will you join us in the game?
③Most of us take an active part in sports every day.
④There is an important meeting for me to attend/take part in.
⑤Will you join me in a drink?（陪我喝酒）
2、host vt. 做东；款待；主办；主持
host n. 男主持人；男主人；东道主
hostess n. 女主持人；女主人
①It is known that China will host the 2008 Olympic Games. It will be the host
country for the Olympic Games.
众所周知，中国将主办2008年奥运会，成为主办国。
②I’ll host all of you this evening.
今晚我做东款待你们大家。
③As you know, they are all good hosts.
他们很好客，你是知道的。
3、a set of/a suit of 一套
表示一套衣服时用a suit of或a set of，表示一套工具、一套家具、一套著作等时，
要用a set of。
①She went to the shop to buy a suit of clothes.
=She went to the shop to buy a set of clothes.
她到商店去买一套衣服。
②This new pair has bought a dinner set and a set of bedroom furniture.
这对新婚夫妇买了一套餐具和一套卧室家具。
4、replace/take the place of/in place of/instead of 替代；取代
这些词语都有“替代”的意思，replace可以和take the place换用，而in place of
和instead of都是短语介词，不能单独作谓语。
①Can anything replace a mother’s love and care?
=Can anything take the place of a mother’s love and care?
有什么东西能取代母亲的爱和照顾吗？
②Mr. Smith is ill, so I have to work here in place of/instead of him.
史密斯先生病了，我只好替他在这儿上班。
③I usually go to school on foot instead of by bus.
我通常步行上学，而不坐公交车。
此处的instead of不能用in place of替换。in place of后只能接名词和代词，而instead
of之后既可以接名词、代词，还可以接动名词、介词短语等。
5、relate … to 使有关 relate to 与……有关
relate既可以作及物动词，又可以作不及物动词。
①We should relate a result with（to）its cause.（vt.）
我们应该把结果和原因联系起来。
②This letter relates to our company.（vi.）
=This letter has relations with our company.
这封信与我们公司有关。
“与……有关”的其它表达方法：
1）have something to do with
2）concern vt.
3）be concerned with sb. or sth.
4）be concerned with（to）
6、promise vt.&n. 答应；允诺
Mother promised me to buy a new bicycle.
=Mother promised that she would buy me a new bicycle.
=Mother made a promise that she would buy me a new bicycle.
练习
Complete the short passage with proper words：
The 2008 Olympic Games will be held（举行）in China. It will be hosted（举办）
by Beijing. Our government and our people are getting ready/are preparing（准
备）for it. Many stadiums and gymnasiums are being built（正在建设）now. I’m
sure we will host（举办）Olympics successfully.