问题
选择题
I used to ____ to school by bike, but now I'm used to ____ to school.[ ]
A. go; walking
B. go ; walk
C. going; walking
D. going ; walk
答案
答案：A
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I used to ____ to school by bike, but now I'm used to ____ to school.[ ]
A. go; walking
B. go ; walk
C. going; walking
D. going ; walk
答案：A