题目
Those are my book?对my提问 Are they your teachers
Those are my book?对my提问
Are they your teachers?否定回答
Dave and Anna are my friends一般疑问句
Those are my book?对my提问
Are they your teachers?否定回答
Dave and Anna are my friends一般疑问句
提问时间：2020-10-16
答案
Whose book are those.
no,they aren't.
Are Dave and Anna your friends
no,they aren't.
Are Dave and Anna your friends
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