My mother was cooking while I      the radio.
#39551
A
listened to
B
have listened to
C
was listening to
D
is listening to
推荐题目
Don’t talk. Your brother _______.
#40133
A
sleeping
B
sleeps
C
sleep
D
is sleeping
To be honest, I don’t want to tell him unless he ______ me.
#41847
A
asked
B
asks
C
will ask
D
has asked
The school day ______ at half past seven every morning.
#41998
A
is begin
B
begins
C
is beginning
D
begin
---Where is your grandpa? ---He _________ Canada and __________ Toronto for a month. 
#37893
A
has been to, has been in
B
has gone to, has been in
C
has been in, has been to
D
has gone to, has been to