Before going abroad he devoted all he could _______ his oral English.
#97453
A
improve
B
to improve
C
improving
D
to improving
推荐题目
Returning to the room, _____.
#98271
A
the book was lost
B
I found the book missing
C
the book was missing
D
I found the losing book
I know it’s time I got down _____ my homework, but I just can’t resist _____ computer games．
#96650
A
to doing; playing
B
to do; to play
C
to doing; to play
D
to do; playing
—What are you mailing, Tom? — A textbook a new method of teaching physics. I want my friends to take a look at it.
#90174
A
is based on
B
based on
C
basing upon
D
which based upon
--- What did you mention you’d been accustomed to? ---______ to soft music before going to bed.
#96463
A
To listen
B
Listen
C
Listening
D
Listens
_____ to sunlight for too much time will do harm to one's skin.
#98082
A
Exposed
B
Having exposed
C
Being exposed
D
After being exposed