By the end of the last month, I _____________ all the CDs of Justin Bieber.
#41903
A
collect
B
collected
C
have collected
D
had collected
推荐题目
Frank，you look worried．Anything wrong?Well，I ______a test and I’m waiting for the result．
#39019
A
will take
B
took
C
am taking
D
take
Chinese speed skater, Li Jianrou was a dark horse. She to win the gold medal before the race started.
#36170
A
didn’t expect
B
wasn’t expected
C
wasn’t expecting
D
hasn’t expected