---What’s wrong with your cell phone? I can’t get through.--- Oh, my line was cut off because I ________ my bill.
#102546
A
haven’t paid
B
hadn’t paid
C
wasn’t paying
D
don’t pay
推荐题目
He asked where she ____, but she didn’t respond.
#103573
A
had been
B
was
C
has been
D
is
There was a lot of fun at yesterday’s party. You _______, but why didn’t you? 
#101093
A
should come
B
may come
C
ought to have come
D
may have come
By the end of last year, another new gymnasium        in Beijing.
#101885
A
would be completed
B
was being completed
C
has been completed
D
had been completed