◎ 题干
— The students have been to the Great Wall.
— Really? When ______ there?

A. will they go
B. did they go
C. do they go
D. have they gone
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“— The students have been to the Great Wall. — Really? When ______ there? [ ]A. will they go B. did they go C. do they go D. have they gone …”主要考查了你对  【一般过去时】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。