【模拟演练】

1.-Do you often go fishing at weekends?

-Not often，I only go fishing________.

A.at one time      B.all the time

C.at a time       D.from time to time

答案　D

解析　考查介词短语。at one time曾经;all the time始终;at a time每次;from time to time有时。由句意可知D项正确。

2.He was a good student and scored ________ average in most subjects.

A.below       B.of

C.on        D.above

答案　D

解析　句意为：他是一个好学生，大多数科目得分高于平均水平。above average高于平均数;below average低于平均数;on average平均起来，一般说来。

3.The traveler didn't know________which direction to go.

A.in        B.at

C.to        D./

答案　A

解析　表示"朝……方向去"，用介词in而不用to。

4.I am________your suggestion that we should spend more time on this project.

A.in memory of     B.in honour of

C.in favour of      D.in need of

答案　C

解析　句意为：我很赞成你的建议，那就是我们应该在这个工程上花费更多的时间。in favour of赞成。

5.-Your sister's plan is not quite practical.Why not try to persuade her to give it up?

-My sister is very stubborn，so it is________to try to change her mind.

A.by chance      B.in vain

C.on purpose      D.for sure

答案　B

解析　句意为：--你妹妹的计划不是很切合实际。为何不劝她放弃?--我妹妹很固执，所以要她改变主意根本就是白费力气。in vain意为"枉费心机，白费力气"。by chance碰巧，凑巧;on purpose故意地;for sure毫无疑问。

6.He wanted to pass the exam and stayed up very late，while this ________created further problems.

A.in turn       B.in case

C.in doubt       D.in short

答案　A

解析　考查介词短语的辨析。in turn 轮流，反过来，符合句意。in case假使，以防万一;in doubt 不确定，拿不准;in short总之，简言之。

7.The woman sold the eggs ________ seven dollars and they were sold ________half price.

A.with;at      B.for;at

C.at;in       D.by;on

答案　B

解析　第一空用for"换取"，意为"这位妇女的鸡蛋卖了七美元";第二空用at，at...price"以……的价格"。故选B。

8.He likes his new job，for he is paid ________ the day.

A.through       B.during

C.by        D.according

答案　C

解析　by意为"按……计算"。