How long do you think it will be ________ the computer company brings out a new

题干

How long do you think it will be ________ the computer company brings out a new product?

A．until

B．when

C．before

D．that

上一题下一题 0.64难度单项选择更新时间:2016-02-29 03:43:02

小学学科试题库

初中学科试题库

高中学科试题库