一、根据句子后面括号内的提示,改变下列句子的句型

一、根据句子后面括号内的提示,改变下列句子的句型

题目
一、根据句子后面括号内的提示,改变下列句子的句型
1.Mary was watching TV at home yesterday evening.(改为一般疑问句) 2.They are playing basketball on playground now.(改为否定句) 3.We were hiking at Wutong Mountain yesterday afternoon.(改为一般疑问句
答案
1.was Mary watching TV at home yesterday evening?
2.They aren't  playing basketball on playground now.
3.were We hiking at Wutong Mountain yesterday afternoon.
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