初中英语北师大版七年级下册Unit5 Now and Then单元练**** 一、听力(听力)(共20小题;共20分) (略) 二、单项选择(共15小题;共15分) 21. --- When your father at work? --- The day before yesterday. A. is B. does C. did D. was 22. Why late for school? A. were you B. do you C. don't you D. you were 23. London the 2012 Olympic Games. A. hold B. holds C. is holding D. held 24. --- Did your father work in America in 2000? --- . He worked in Australia.