题目内容
() 2. Luckily,we have found new ways use energy the sun,wind and water.
A. of;to B. to;from C. to;of D. to;to
2.B
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题目内容
() 2. Luckily,we have found new ways use energy the sun,wind and water.
A. of;to B. to;from C. to;of D. to;to