—What were you doing when I called you at 8 p.m. yesterday?  —I      the piano at that time.
#37831
A
play
B
is playing
C
played
D
was playing
推荐题目
---_____ you ever _____ to Nanjing? ---Yes, I _____ there last year.
#40275
A
Have; gone; have gone
B
Have; been; went
C
Will; go; went
D
Did; go; have been