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
The staff, having finished work for the day, ______ going home now.
A．is
B．are
C．was
D．were
单项选择题
He is not ______ I thought he would be.
A．more a help than
B．a help more than
C．so much of a help as
D．a help as much as
相关试题