【题目】—Are they in the study? ( )
—________________
A.Yes, it is. B.Yes, they are.
【答案】B
【解析】
句意:—他们在书房里吗?—……。根据问句主语是they,答语主语也用they,与选项B是的,他们是。相匹配。故选B.

【题目】—Are they in the study? ( )
—________________
A.Yes, it is. B.Yes, they are.
【答案】B
【解析】
句意:—他们在书房里吗?—……。根据问句主语是they,答语主语也用they,与选项B是的,他们是。相匹配。故选B.