They played football in the playground yesterday.改为否定句,对played football提问,
They played football in the playground yesterday.改为否定句,对played football提问,
改为一般疑问句,对played football部分提问,改为一般疑问句,肯定回答,否定回答
改为一般疑问句,对played football部分提问,改为一般疑问句,肯定回答,否定回答
英语人气：768 ℃时间：2019-08-17 21:54:17
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一般疑问句：Did they play football in the playground yesterday?肯定回答 Yes ,they did.否定回答 No,they didn't.对played football部分提问：What did they do in the playground yesterday?...
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