The professor devoted all his life __________ the treatment of AIDS.
#105014
A
to research
B
in researching
C
to researching
D
at researching
推荐题目
Zhao Benshan，whose overwork ________ his health failure，is said to have performed in．the Spring Festival Gala on CCTV in 2011．
#105224
A
contributed to
B
appealed to
C
applied to
D
owed to
Her brother was _____ by the army because of his bad eyesight.
#105127
A
rejected
B
accepted
C
promoted
D
served
The three of us ________ around Europe for about a month last summer.(2012·天津)
#105102
A
travelled
B
have travelled
C
had travelled
D
travel
—How long have you been in this office?—Just a few minutes.My cousins ________ here together with me.
#105079
A
have walked
B
had walked
C
walked
D
have been walking
—Ouch! You hurt me.—I'm sorry. But I ________ any harm. I ________ to drive a rat out.
#105082
A
don't mean; am trying
B
didn't mean; tried
C
haven't meant; tried
D
didn't mean; was trying