问题
单项选择题
There are salvage operations（）position 120.0N, 12.5E.
A.on
B.at
C.in
D.above
答案
参考答案：C
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There are salvage operations（）position 120.0N, 12.5E.
A.on
B.at
C.in
D.above
参考答案：C
