问题
单项选择题
The damaged cargo is not allowed to export without（）.
A.repairing or replacing
B.to repair or to replace
C.being repaired or replaced
D.to be repaired or replaced
答案
参考答案：C
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The damaged cargo is not allowed to export without（）.
A.repairing or replacing
B.to repair or to replace
C.being repaired or replaced
D.to be repaired or replaced
参考答案：C