—Look! Someone has spilt coffee on the carpet. —Well, it ________ me. 
#104789
A
isn’t
B
hasn’t been
C
hadn’t been
D
wasn’t
推荐题目
-----Are you still very busy?-----Yes, I ______ the report for the manager and it won’t take long.
#100851
A
have just finished
B
am just finishing
C
had just finished
D
am just going to finish
The hero’s story______ differently in the newspapers.
#103468
A
was reported
B
was reporting
C
reports
D
reported
Hurry up, kids! The school bus _______ for us!
#100583
A
waits
B
was waiting
C
waited
D
is waiting
 He_____in a shower last night and got wet through. 
#104329
A
caught
B
wascaught
C
hadcaught
D
caughtup