题目
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
核心考点
试题【For many years, people __ electric ears. However, making them has been more diff】；主要考察你对一般现在时等知识点的理解。[详细]
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 |
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 |
. My plane _________ at 8:30 am, so I _________ home at 8:00 tomorrow morning.
| |
|
. --- How about the book on the most famous musicians of the age?
--- Oh, Mozart’s story _________ well.
| |
|
.---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 |
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