题目内容

【题目】This washing machine ______yesterday. It needs repairing.
A.worked well
B.broke down
C.come down
D.went on

【答案】B
【解析】句意:昨天这台洗衣机发生故障了,需要修一修。break down发生故障;work well运转很好;come down下来;go on 继续。根据句意,故选B。

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