--Bob, How is your project? I heard you started it last Friday, right? ---Oh, I ____for it. But I haven’t decided when to do it.
#102420
A
have been preparing
B
had prepared
C
have prepared
D
was preparing
推荐题目
I wonder if she______us,but I think if she______us we will be able to complete the task ahead of time.
#104555
A
helps;helps
B
will help;has helped
C
helps;will help
D
will help;helps
 ---May I use your computer, Alex? ---Sorry. Mine _____. 
#103334
A
has repaired
B
is being repaired
C
has been repaired
D
is repairing
The teacher told us that water_________at 100℃ .
#103805
A
is boiled
B
boiled
C
was boiled
D
boils
Be careful with such things. If you _____, you’ll drop them.
#104955
A
don’t
B
aren’t
C
won’t
D
do