题干

A new iphone costs about _________of a second-hand one.
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
上一题 下一题 0.64难度 单项选择 更新时间:2016-01-18 06:08:36

答案(点此获取答案解析)