---- How long ____ at this job? ---- Since 1990.
#102931
A
were you employed
B
have you been employed
C
had you been employed
D
will you be employed
推荐题目
The political situation in Libya will become even worse unless some measures ______.
#101668
A
will be taken
B
are taken
C
have taken
D
are to take
I _____ to help you but I was not able to spare any time. I _____a paper last night and I’ll have to finish it today.
#102610
A
wanted; have been writing
B
had wanted; was writing
C
had wanted; wrote
D
have wanted; wrote
She couldn’t        her words        by the students even if she repeated them once again.. 
#101805
A
get…understanding
B
get…understood
C
get… to understand
D
make…understand
--- Listen! It is raining. --- Oh, really! I ________ it at all.
#103517
A
didn’t realize
B
don’t realize
C
haven’t realized
D
hadn’t realized