What_____you_____at nine yesterday morning?
#41735
A
have, done
B
did, do
C
were, doing
D
do, do
推荐题目
I  _____ to you as soon as I get there.
#41999
A
write
B
wrote
C
have written
D
will write
I        English since I was five years old.
#40656
A
learn
B
learned
C
will learn
D
have learned
Look! Who ___________ on the blackboard?
#41779
A
writes
B
is writing
C
are writing
D
writing