If a computer crashes，you will lose the file you _____ on if you don’t save it early enough.
#103552
A
are working
B
work
C
will work
D
worked
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He ______________ two tickets for us before he arrived at the entrance of the cinema.
#99545
A
had reserved
B
has reserved
C
was reserving
D
has been reserving
— The floor is dirty.— Yes. It _______ for two days.
#99920
A
hasn’t swept
B
didn’t sweep
C
hasn’t cleaned
D
hasn’t been cleaned
Miss Gao asked her mother if she _______ to the hospital the day before when she was out.
#103217
A
had gone
B
would go
C
went
D
was going
--- I haven’t finished my essay because the computer broke down when I was downloading the required data last night. --- Really! You could have turned to me. I ______ mine.
#102697
A
didn’t use
B
won’t use
C
hadn’t used
D
wasn’t using
Everything he ______ away from him before he returned to his home town.
#104228
A
took
B
had been taken
C
had had been taken
D
had taken