问题
选择题
The old man wondered __________. [ ]
A. which gate he can go through
B. where could he get a ticket
C. when the train would arrive
D. who was he talking to
答案
答案：C
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The old man wondered __________. [ ]
A. which gate he can go through
B. where could he get a ticket
C. when the train would arrive
D. who was he talking to
答案：C