E-mail is very popular today.  People seldom write letters now,_______?
#69806
A
did they
B
do they
C
didn't they
D
don't they
推荐题目
—You will go swimming this Saturday, won’t you?—      . I have to work this Saturday.
#70134
A
Yes, I will
B
Yes, I won’t
C
No, I won’t
D
No, I will
Tom’s never been late for school before, _______ ?
#69878
A
is he
B
isn’t he
C
has he
D
hasn’t he
The children had to repeat that story twice,________they?
#69324
A
didn’t
B
hadn’t
C
did
D
had