单项选择题

There has been a great increase in retail sales, ______ .

A. does there
B. isn't there
C. hasn't there
D. isn't it
<上一题 目录 下一题>
热门 试题

单项选择题
Louis Brailele designed a form of communication enabling people to______ and preserve their thoughts by incorporating a series of dots which were read by the finger tips.
A. retain
B. visualize
C. convey
D. transfer
单项选择题
By the end of next month we ______ the review on the research findings.
A. will finish
B. will be finishing C. will have finishedD. have finished
相关试题