问题描述：
英语中考题
I called you at 4:00 yesterday afternoon,but no one answered.
-Sorry.I___with my friends at that time.
A.swim B.swam C.will swim D.was swimming
I called you at 4:00 yesterday afternoon,but no one answered.
-Sorry.I___with my friends at that time.
A.swim B.swam C.will swim D.was swimming
问题解答：
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