— Hello, you look tired today. —Yes, I slept too late yesterday evening. I  my homework and forgot the time.
#42512
A
was doing
B
did
C
have done
D
had done
推荐题目
Look! Who ___________ on the blackboard?
#41779
A
writes
B
is writing
C
are writing
D
writing
Mary isn’t ________ a book.  She is ________ TV. 
#42456
A
seeing, seeing
B
watching, looking
C
reading, watching
D
looking at, watching
It __________ hard outside, let’s not go shopping.
#40256
A
rains
B
will raining
C
raining
D
is raining