As far as we know, half of Canadian teenagers do not get enough sleep on school nights, _____?
#64802
A
do they
B
don’t they
C
don’t you
D
isn’t it
推荐题目
-----Have you got any carrots?   ----No, I _______.
#60151
A
have
B
haven’t
C
don’t
D
am not
He must have been annoyed by something yesterday, _____?
#64519
A
wasn’t he
B
hasn’t he
C
needn’t he
D
mustn’t he
—Where _______?—I got caught in the traffic, or I would have been here sooner.
#64484
A
did you go
B
had you gone
C
have you been
D
were you going
--Let us see your pass, ___. ---Sure.
#65277
A
will you
B
shall we
C
will we
D
shall you
---- ___ ___ does she ______ sitcoms?      --- She likes them.
#60279
A
What…think of
B
How…think of
C
What…like
D
What…thought of