Is there nobody in the house,is there?怎么回答?

用 Yes,there is
即：事实上是肯定的,就用Yes；若事实上是否定的,就用No来回答.
如：He has never been to the Great Wall,has he?
他从未去过长城,对吗?
Yes,he has.
不对,他曾去过了.
No,he hasn't.
对了,他确实没有去过.
而Yes或No的汉意,要反着翻译.
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