When I walked past his house, I heard him _______.
#50226
A
to sing
B
sang
C
sings
D
singing
推荐题目
I’m too busy _______ my homework _______ walk my dog every day.
#51203
A
to do; to
B
doing; to
C
to do; /
D
doing; /
— Would you like______to the park with me?—I’d love to, but I must do my homework first.
#49246
A
go
B
goes
C
going
D
to go
Our English teacher encourages us part in all kinds of after-class activities.
#50783
A
to take
B
take
C
taking
D
to taking
_My parents always tell me_______others late at night._They are right. It’s not polite.
#51164
A
to call
B
call
C
not call
D
not to call