For many years, people __ electric ears. However, making them has been more diff

题型：不详难度：来源：

For many years, people __ electric ears. However, making them has been more difficult than predicted.

A．had dreamed of

B．have dreamed of

C．dreamed of

D．dream of

答案

解析

略

举一反三

Every few years, the coal workers ___________ their lungs X-rayed to ensure their health.

A．are having

B．have

C．have had

D．had had

题型：不详难度：| 查看答案

The church tower which_________will be open to tourists soon. The work is almost finished.

A．has restored

B．has been restored

C．is restoring

D．is being restored

题型：不详难度：| 查看答案

. My plane _________ at 8:30 am, so I _________ home at 8:00 tomorrow morning.

A．leaves; leave

B．leaves; am leaving

C．is leaving; am leaving

D．is leaving; leave

题型：不详难度：| 查看答案

. --- How about the book on the most famous musicians of the age?
--- Oh, Mozart’s story _________ well.

A．has read

B．has been read

C．was read

D．reads

题型：不详难度：| 查看答案

.---Ugh! I’m really cold then really hot,then cold again.I’m getting the flu.
-----__________? Maybe you should go home and get some sleep.

A．Are you

B．Do you

C．Have you

D．Will you

题型：不详难度：| 查看答案