----Have you known Professor Jackson in our department for a long time ? ----Yes, since he _____ the our university.
#4607
A
has come
B
comes
C
had come
D
came
推荐题目
When I try to find ______that prevent so many people from taking part in the program, it seems to me that there are two main causes.
#4996
A
why it does
B
what it does
C
what it is
D
why it is
But for their help, we ____ the program in time．
#4795
A
can not finish
B
will not finish
C
had not finished
D
could not have finished
—I’ll go camping this weekend．— .
#4519
A
Best wishes
B
No，I'm too busy
C
Don’t give up now
D
Have a good time
He threw away all the ______ cigarettes, _______ to give up smoking for the sake of his health.
#4651
A
remained; determining
B
leaving; determined
C
remaining; determined
D
left; determining
--Is Bob still performing ? --I’m afraid not . He is said the stage already as he has become an official.
#4532
A
to have left
B
to leave
C
to have been left
D
to be left