A new laptop costs about _____of a second-hand one. (2009年考试真题)A.the price of three t

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A new laptop costs about _____of a second-hand one. (2009年考试真题)

A.the price of three times

B.three times the price

C.as much as the three times price

D.three times more than the price

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热搜:关于氨基酸代谢错误的论述是_________。