3、ask /telle sb. (not ) to do sth.

　 要求/告诉某人(不)作某事

2、can’t wait to do sth.　 迫不及待要作某事

1、It’s time to do sth.\ It’s time for sth

该作某事的时候了.

A. doing B. to do C. what to do D. how to do [分析] 选D。在动词show, teach, tell 后面往往用\"疑问词 + 动词不定式\"作宾语补足语。 三、 it 的用法归纳 it常用来指事物或某一件事情，也可以用来指时间、天气、距离等，在特定的语境中it 也可以用来指身份不明的\"人\"； it 用来作形式主语或形式宾语，用来代替后面的动词不定式或者从句；它还常常用于固定句型中。 四、 it 典型考例及分析 1. -A latest English newspaper, please! -Only one copy left. Would you like to have ______, sir?　 A. it B. one C. this D. that [分析]选A。这里用it 用来指物，指上文的only one cop。 2. -Who taught ______ English last term? Was ______ Mr Smith? -No, Miss White did.　 A. you; it B. you; he C. your; it D. your; that [分析] 选A。当不清楚某人的具体情况时往往用it来指人。如有人敲门时可以说Who is it? 3. Most kids find ______ interesting to play football.　 A. it B. this C. that D. one [分析] 选A。这里的it 用来作形式宾语，用来代替后面的动词不定式to play football。

30.________ speaking，I didn’t do it on purpose.

29.You’d better give up smoking if you want to keep ________.

　A.health B.healthy

　C.healthily D.healthier

28.Mr Black is an ________in the army，not an________in the government.You can not easily find him in his________.

　A.official；officer；office

　B.officer；office；official

　C.official；official；official

　D.officer；official；office

27.The children live in a village ________.They come here almost every day.

　A.nearby B.near

　C.nearly D.near by

26.We have to learn________technology from other countries.

　A.advance B.advancing

　C.advantage D.advanced

25.What you said sounded________ but in fact it was untrue.

　A.reasonable B.reasonful

　C.reasonless D.unreason