E- mail is very popular today. People seldom write letters now, _________?
#69661
A
did they
B
do they
C
didn’t they
D
don’t they
推荐题目
It’s very kind__________you to help me with my English.一Not at a11.I think it is important____________us to help each other.
#70597
A
of,of
B
for,of
C
of,for
D
for,for
They have to set out for the last train at once, ________?
#68550
A
don’t they
B
do they
C
haven’t they
D
have they
