问题
选择题
The UK is in the thirteenth position, ______ China is in the middle of the list.[ ]
A. although
B. as
C. but
D. while
答案
答案：D
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The UK is in the thirteenth position, ______ China is in the middle of the list.[ ]
A. although
B. as
C. but
D. while
答案：D
