Professor Li, who I ____ abroad, still teaches in Peking University.
#104877
A
think went
B
think to have gone
C
thought went
D
thought had gone
推荐题目
Don’t look down upon the ugly little worm. In a few weeks , it ________into a beautiful big butterfly.
#100645
A
transforms
B
would transform
C
have transformed
D
will transform.
 I don’t think it is teachers who ________ for giving students too much pressure.
#103581
A
are to blame
B
are going to blame
C
are to be blamed
D
should blame
—What’s that terrible noise? —The neighbors ________ for a party. 
#104750
A
have prepared
B
are preparing
C
prepare
D
will prepare
The library needs ________, but it’ll have to wait until Sunday.
#104295
A
cleaning
B
be cleaned
C
clean
D
being cleaned