一Middle school students don’t know much about shopping online, _______ they?一 _______. It’s very popu]ar with teenagers.
#70875
A
do；No
B
do; Yes
C
don’t; NO
D
don’t; Yes
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—You haven’t been to the Water Cube，have you?— ． How I wish to go there!
#70698
A
Yes，I have
B
Yes，I haven’t
C
No，I have
D
No．I haven’t
— Mike, you’ve got so many beautiful stamps.— Yeah. I ____ collect stamps when I was 8 years old.
#71215
A
was used to
B
used to
C
am used to
D
used
–I feel a bit hungry now. -- Why not _____ for dinner with us?
#71074
A
go
B
did you go
C
to go
D
do you go