We have sweaters all colors $ 50 each.A．on/atB．in/forC．on/forD．at/at

题型：不详难度：来源：

We have sweaters all colors $ 50 each.

A．on/at

B．in/for

C．on/for

D．at/at

答案

解析

考查介词的用法。句意“我们有各种颜色的毛衣，一件50美元。”in后加颜色；on后加人；故选B。

举一反三

I don’t watch TV _____Sunday morning.

A．in

B．at

C．for

D．on

题型：不详难度：| 查看答案

Lily often helps her sister ____her homework.

A．for

B．at

C．of

D．with

题型：不详难度：| 查看答案

What do you have ____________ supper?

A．for

B．at

C．with

D．on

题型：不详难度：| 查看答案

She isn’ t good ___________ maths. Could you help her __________ her maths?

A．with, with

B．at, at

C．with, at

D．at, with

题型：不详难度：| 查看答案

We should learn ____________ each other.

A．to

B．with

C．from

D．for ’

题型：不详难度：| 查看答案