问题
选择题
The teacher wanted to know_______. [ ]
A. when did you come here
B. when you came here
C. when do you come here
D. when you come here
答案
答案：B
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The teacher wanted to know_______. [ ]
A. when did you come here
B. when you came here
C. when do you come here
D. when you come here
答案：B
。