【题目】—Were your parents at school yesterday? ( )
—_________
A.Yes, they are. B.Yes, they were. C.No, they aren’t.
【答案】B
【解析】
略

【题目】—Were your parents at school yesterday? ( )
—_________
A.Yes, they are. B.Yes, they were. C.No, they aren’t.
【答案】B
【解析】
略