题目内容
The noise _______ by the machine could be heard at night.
| A.making | B.made | C.make | D.to be made |
B
考查非谓语动词。句意:晚上能听到机器发出的声音。过去分词表示被动的发生过的动作,和句子主语是动宾关系,故选B。
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题目内容
| A.making | B.made | C.make | D.to be made |