问题

I was out of town at the time, so I don’t know exactly how it _______.

A. was happening B. happened C. happens D. has happened

参考答案
您可能感兴趣的试题
  • Mary and I see each other ________,but not as often as we used to.A. sooner or later B. once in a wh
  • Even though it was only October, my students were already whispering about Christmas plans. With eac
  • A. warning B. ringing C. calling D. yelling
  • A. scolded B. wondered C. realized D. learned
  • A. modestly B. naturally C. inaccurately D. inappropriately
  • A. popular B. upset C. special D. funny