— Another cup of tea?— No, thanks. I _______ be off. My mom is waiting for me at home .
#52029
A
can
B
must
C
may
D
should
推荐题目
Do the poor have enough houses ______?
#59637
A
live
B
to live
C
to live in
D
living
The artist         all of her money to charities         the victims of Yaan.
#55044
A
gave off, to help
B
gave up, helping
C
gave away, to help
D
gave, helping
It’s terrible. The cat miaowed a lot at night. It ________ a baby crying.
#53078
A
sound
B
sounds
C
sounds like
D
sounding like
You should ____________ your hands if you have any problems. 
#53483
A
give up
B
fix up
C
cheer up
D
put up