(2013·成都七中考前模拟)If you decided to study in America, you have no choice but ________ your English greatly.
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A
improves
B
improving
C
to improve
D
improve
推荐题目
We tried to find a table for seven, but they were all _________.
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A
given away
B
used up
C
taken up
D
kept away
Can you imagine the difficulty I had __________ the game?
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A
on winning  
B
won
C
winning
D
having won
All the rooms are _______ with electric light.
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A
supplied
B
given
C
offered
D
burnt