People who eat a balanced diet should be healthier than those who only eat biscuits and hamburgers,              ______?
#68993
A
don’t they
B
do they
C
shouldn’t they
D
should they
推荐题目
—Did you go to Jack’s birthday party? —No, I _______. 
#69316
A
am not invited
B
wasn’t invited
C
haven’t invited
D
didn’t invite
—Hey, Paul! Don’t you remember me?—_________. You are Peter. We once were classmates.
#69785
A
Yes, I do.
B
No, I don’t.
C
Yes, I don’t.
D
No, I do
Few of them hurt themselves in the accident , ______?
#68988
A
don’t they
B
didn’t they
C
did they
D
do they
His father seldom goes shopping, _______? 
#70701
A
is he
B
doesn’t he
C
does he
D
isn’t he