I often hear him ______.Today when I pass(经过)the classroom, I hear him ______again .
#49624
A
sing; singing
B
singing; sing
C
singing; singing
D
sing; sing
推荐题目
This is such an _________ story that we` re ___________ in it.
#50010
A
interesting; interested
B
interested; interesting
C
interesting; interesting
D
interested; interested
By local doctors and nurses, we hope more people.
#51014
A
train, help
B
training, helping
C
training, to help
D
train, helping
I hope everyone can care about ______ the environment and stop ______ things.
#49218
A
protecting; wasting
B
protecting; to waste
C
protect; wasting
D
protect; to waste
He thinks _____ history about Chinese is very important.
#49013
A
studied
B
studying
C
studies
D
study
Timmy is worrying about enough time the work.
#50396
A
not to have; doing
B
not having; doing
C
not to have; to do
D
not having; to do