问题
选择题
— Do you know _____ next week?
— Sorry. I don't know. [ ]
A. where did they travel
B. where they will travel
C. where will they travel
D. where they traveled
答案
答案：B
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— Do you know _____ next week?
— Sorry. I don't know. [ ]
A. where did they travel
B. where they will travel
C. where will they travel
D. where they traveled
答案：B