题目内容
【题目】 Look! The traffic light has turned red. We _____ stop our car.
A.can
B.can't
C.must
D.mustn't
【答案】C
【解析】句意:看交通灯成了红灯。我们必须停车。turned灯成了红灯;stop sth停止某物A. can能; B. can't不能; C. must必须; D.mustn't千万别,一定不要。根据常识可知红灯停,这是必须的,故选C
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