Half of the class       done most of the work. The rest       rather difficult.
#50810
A
has, is
B
have, are
C
have, is
D
has, are
推荐题目
---How did you work out the difficult chemistry problem?--- I worked it out by ________.
#49667
A
working with a group
B
think very hard
C
ask the teacher for help
D
doing oneself
He often practice          the piano in his room.
#50961
A
play
B
playing
C
to play
D
played
Don’t forget ________ an umbrella. It’s going to rain.
#50855
A
to take
B
to bring
C
taking
D
bringing
Do you have ____________ to say about your family? 
#51128
A
else anything
B
else something
C
anything else
D
something else