【题目】— Is there a train to Beijing at 6:30? ( )
— No, _________.
A. there are B. there isn’t
C. there aren’t D. there is
【答案】B
【解析】
略

【题目】— Is there a train to Beijing at 6:30? ( )
— No, _________.
A. there are B. there isn’t
C. there aren’t D. there is
【答案】B
【解析】
略