I could have helped him out, to tell the truth, I _____ too busy.A．amB．wasC．ha

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I could have helped him out, to tell the truth, I _____ too busy.

A．am

B．was

C．have been

D．had been

答案

解析

考查时态。句意：我本来能够帮助他，说实话，我太忙了。结合语境可知下文描述的是过去的状态，故用一般过去时态，选B。

举一反三

I stood there patiently until he ________ his work.

A．has finished

B．would finish

C．had finished

D．finishes

题型：不详难度：| 查看答案

– Will you go with us to the National Park?
--- Well, it _______.

A．depending

B．depends

C．depends on

D．is depended

题型：不详难度：| 查看答案

---Remember the first time we____ , Ed ?
　 ---Of course, I do. You _____ a song on the stage.

A．have met;sang　

B．met;sang

C．met;were singing

D．have met;have sung

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.---I’m sorry, but there’s no smoking room in this section on the train.
　 ---Oh, I _____ that, and I won’t smoke again.
　

A．don’t know

B．won’t know

C．didn’t know 　　

D．haven’t known

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Hi, Bill. I _____ you _____ in this city. How long have been here?

A．didn’t know; were	B．don’t kow; are
C．haven’t known; are	D．don’t know; were

题型：不详难度：| 查看答案