问题
选择题
I’m sure that if you make good use of your ____ time, your English will be improved in a short time.
[ ]
A. extra
B. common
C. special
D. spare
答案
答案：D
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I’m sure that if you make good use of your ____ time, your English will be improved in a short time.
[ ]
A. extra
B. common
C. special
D. spare
答案：D