问题描述：
为什么Betty had little tea yesterday evening,did she?而这个句子要用否定反问?
这个句子要用do来反问 there is lots of water in the room, is not there?要用否定反问?
这个句子要用do来反问 there is lots of water in the room, is not there?要用否定反问?
问题解答：
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