题目内容
【题目】The children must play football on the road.(改为否定句)
【答案】The children mustn't play football on the road.
【解析】句意:孩子们必须在马路上踢足球.否定句是在情态动词后面加not,缩写是mustn't.The children mustn't play football on the road.孩子们不能在马路上踢足球.所以答案是The children mustn't play football on the road.
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