问题
选择题
—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
答案
答案：D
搜题请搜索小程序“爱下问搜题”
—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
答案：D