题目

9. – Were you busy last weekend?   – Very. Rather than ________ time playing cards as usual, I devoted every effort ________ an advertisement.   A) waste; to make                    B) wasting; to making   C) waste; to making                   D) wasting; to make   E) to waste; to make                   F) to waste; to making   F) a waste of; to make                 G) a waste of; to making 答案：B

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