The number of foreign students attending Chinese universities   rising steadily since1990.
#99649
A
is
B
are
C
has been
D
have been
推荐题目
—Where is Tom? — Well, he ______ you ______ here.Otherwise he would come down right now.
#103207
A
didn’t know; were
B
hasn’t known; are
C
doesn’t know; are
D
hadn’t known; were
The TV set he _________ works well now. 
#104986
A
has repairing
B
having repaired
C
has been repaired
D
has had repaired
— Don’t put the waste on the ground, young man. — Oh, I’m sorry. I ______ the dustbin there.
#102678
A
hadn’t seen
B
haven’t seen 
C
didn’t see
D
wasn’t seeing