I heard Lucy ________ happily in her room when I passed her house.
#57432
A
sing
B
to sing
C
singing
D
sings
推荐题目
Although all of the apples _____, none of them _____ good。
#57821
A
have tasted; are tasted
B
have been tasted; are tasted
C
have tasted; taste
D
have been tasted; tastes
_________ hard and you’ll make progress in English.
#52764
A
Work
B
Working
C
To work
D
Worked
—It’s hot here. Why not ________ your coat?—OK.
#59907
A
take off
B
taking off
C
to put on
D
put on