When did you ___ him?A．knowB．knowingC．get to knowD．get to knowing

题型：不详难度：来源：

When did you ___ him?

A．know

B．knowing

C．get to know

D．get to knowing

答案

解析

know是持续性动词。一般不用when来提问持续性动词，而get to know就解决了这问题，D项语法结构错误。

举一反三

The twins looked exactly the same.Even I couldn"t ___ one from the other.

A．speak

B．talk

C．say

D．tell

题型：不详难度：| 查看答案

It___ how long the shock that explosions hit London transport system will stay in people"s hearts.

A．abandons

B．considers

C．matters.

D．minds

题型：不详难度：| 查看答案

This is the last chance to go abroad for further education ; don’t ____ .

A．take it away

B．give it away

C．put it away

D．throw it away

题型：不详难度：| 查看答案

---Any news about Bill Clinton?
----He left power three years ago and has a little now and a little then been ______.

A．heard of since

B．heard since

C．heard before

D．heard of before

题型：不详难度：| 查看答案

I realize she can be very troublesome, but ____ I think you should apologize for being so angry with her.

A．all the same

B．once in a while

C．in actual fact

D．all the time

题型：不详难度：| 查看答案