He devoted all the time _____ his research .
#92715
A
to do
B
doing
C
to doing
D
did
推荐题目
_______ in a friendly way, their quarrel came to an end.
#94239
A
Being settled
B
Settled
C
Settling
D
Having settled
We should think of ways to stop the waste from the factory _____ our living environment.
#97826
A
being polluted
B
polluting
C
from being polluted
D
Polluted
The bell _______ the end of the period rang, _______ our heated discussion.
#90118
A
indicated; interrupting
B
indicating; interrupting
C
indicating; interrupted
D
indicated; interrupted
–Where is Mr Smith? I can’t find him anywhere. --He is said _______Australia.
#91826
A
to go to
B
to have gone to
C
going to
D
having gone to