题目内容
—Excuse me , could you please tell me which gate______?
—Er , sorry , I don’t know that ,either .
—Er , sorry , I don’t know that ,either .
[ ]
A. we have to go to
B. we had to go to
C. did we have to go to
D. should we have to go to
B. we had to go to
C. did we have to go to
D. should we have to go to
A
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