问题
选择题
You can arrive in Beijing earlier for the meeting ________ you don't mind taking the night train.[ ]
A. though
B. unless
C. provided
D. until
答案
答案：C
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You can arrive in Beijing earlier for the meeting ________ you don't mind taking the night train.[ ]
A. though
B. unless
C. provided
D. until
答案：C