摘要： there is little we can do to modify the weather, we can at least know what kind of weather to expect. A. Since B. When C. While D. Unless
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_____ there is little we can do to modify the weather, we can at least know what kind of weather to expect.
A. While B. When C. If D. Whether
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________ there is little we can do to modify the weather, we can at least know what kind of weather to expect．
- A.While
- B.When
- C.If
- D.Whether
______there is little we can do to modify the weather, we can at least know what kind of weather to expect.
A. Since B. When C. While D. Unless
查看习题详情和答案>>