I am disappointed because I ______________my favourite writer yet.A．didn’t seeB．

题型：不详难度：来源：

I am disappointed because I ______________my favourite writer yet.

A．didn’t see

B．haven’t seen

C．don’t see

D．have not been seeing

答案

解析

试题分析：英语中的时态主要由动词的形式决定，因此在学习英语时态时，要注意分析动词形式及具体语境，想象在那个特定的时间动作所发生的背景，这个动作是经常性动作、一般性动作、进行性动作、完成性动作还是将要发生的动作。现在完成时表示过去所发生的事情延续到现在或者表示过去所发生的事情对现在的影响。本句表示我没有找到自己最喜欢的作者，所以很失望。表明是过去发生的事情对现在的影响。故B正确。

举一反三

Don’t call him at this time tomorrow, because he _________ a meeting with his teachers.

A．is having

B．is going to have

C．will be having

D．has been having

题型：不详难度：| 查看答案

He ______________ two tickets for us before he arrived at the entrance of the cinema.

A．had reserved

B．has reserved

C．was reserving

D．has been reserving

题型：不详难度：| 查看答案

--Were you late for the film?
--Very late. Half of it by the time we the cinema.

A．was shown; reached	B．had been shown; reached
C．was shown; had reached	D．had been shown; lad reached

题型：不详难度：| 查看答案

— Why do you do volunteer work in the North-West?
— I___ to improve the lives of the children there through my efforts．

A．was trying	B．have tried
C．am trying	D．tried

题型：不详难度：| 查看答案

They____on the program for almost one month before l was arranged to help them. Now, we____on it as no result has come out.

A．had been working: are still working

B．had worked; were still working

C．have been working; have worked

D．have worked; are still working

题型：不详难度：| 查看答案