The telephone rang when we dinner.A．hadB．haveC．are havingD．were havin
题型：不详难度：来源：
The telephone rang when we dinner.| A．had | B．have | C．are having | D．were having |
|
答案
| D |
解析
| 本题的含义为电话铃响的时候，我们正在吃饭，本题中的从句表示过去正在进行，使用过去进行时，结构为was或were+现在分词，故本题选D。 |
举一反三
Listen! Someone in the next room.| A．cry | B．crys | C．is crying | D．was crying |
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A large number of students planting trees now, the number of the students 2000.| A．is, is | B．are, is | C．is, are | D．are, are |
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| --- Where ___________ your pen pals from? --- The United States. |
My family______watching TV in the sitting room now．My family_______a big one．| A．are；is | B．is；are | C．are；are | D．is；is |
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---- Do you know Jack well?
---- Certainly, we _________ friends since ten years ago.| A．were | B．have made | C．have become | D．have been |
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