题目内容
【题目】Wars are disasters. A large number of people will lose their homes if a war _______.
A. breaks out B. is broken out C. breaks up D. is broken up
【答案】A
【解析】
句意:战争是灾难,如果一场战争爆发,许多人将会失去他们的家园。根据break out爆发,break up打碎,结束;故排除C/D;根据war和break out是主动关系;故选A
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