The girl was often heard ______ happily in her room.
#44796
A
sing
B
to sing
C
singing
D
sings
推荐题目
People should _____ from throwing the rubbish everywhere .
#44661
A
be stopped
B
stopped
C
stop
D
stopping
There ______ any money in my school bag.
#44768
A
is
B
are
C
aren’t
D
isn’t
- Sorry, Mr White. But the bus was late. - You ______ away if you are late again.
#44994
A
will be sent
B
are going to be sent
C
have been sent
D
are sent