----Who swept the classroom?----  I_________.
#70042
A
do
B
did
C
swept
D
was
推荐题目
It’s a beautiful toy, ____?
#71197
A
is it
B
isn’t it
C
has it
D
doesn’t
His friend found______________ to tell him the truth . 
#70243
A
that was necessary
B
necessary
C
it’s necessary
D
it necessary
---You never exercise. ---_______. I walk for more than one hour every day.
#71144
A
Yes, I do
B
No, I don’t
C
Yes, I am
D
No, I’m not