—What       Jim       last weekend?—He did his homework.
#40346
A
do, did
B
did, do
C
did, did
D
do, do
推荐题目
Look !A boy       on the playground. 
#39826
A
runs
B
running
C
is runing
D
is running
The plane ____________when I got to the airport. I nearly missed it.
#38427
A
was leaving
B
had left
C
has left
D
will leave
Listen! The phone ___. Please go to answer it.
#42252
A
rings
B
is ringing
C
rang
D
will ring