题目内容

Is it the first time for Mary and John to meet each other?

A. 对
B. 错

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更多问题

Is Rose a friend of Mary’s?

A. 对
B. 错

Is Rose studying music?

A. 对
B. 错

Has John heard of Rose before?

A. 对
B. 错

列车运行状态监测的英文简称

ATP
B. LKJ
CTC
D. ctcs