. he used to go skiing in winter but now swimming is his favorite.A. At a timeB. At one ti

发布时间：2020-08-16 10:05:40


.     he used to go skiing in winter but now swimming is his favorite.
A. At a time
B. At one time
C. At no time
D. At times

网友回答

A. At a time
(答案→)B. At one time
C. At no time
D. At times
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