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11(5.0分)
5.0
________ the weather improves, we will suffer a huge loss in the tourist industry.
A)
As
B)
Since
C)
While
D)
Unless
5.0
________ the weather improves, we will suffer a huge loss in the tourist industry.
A)
As
B)
Since
C)
While
D)
Unless
参考答案