At the beginning of the class, the noise of doors__________ could be heard many times.
| A．opened and closed |
| B．to be opened and closed |
| C．being opened and closed |
| D．to open and close |
相关试题
—We all had a lot of fun at the barbecue yesterday. Pity you weren’t there.
—I really should have gone with you but I _____ on some remaining problems.
| A．worked | B．was working | C．would work | D．would have worked |
When you finish your work，don’t forget to put the tools back where they ．
| A．are | B．will be | C．were | D．had been |
(大连市高三双基测试卷)Mr. Li said those who had failed _______ further training and a second chance to pass the exam the next week.
| A．were given | B．had given | C．were to give | D．would be given |
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