—The spacecraft has never been to the moon, ________ ?—Certainly.
#69418
A
has it
B
hasn’t it
C
doesn’t it
D
isn’t it
推荐题目
--- Middle school students hardly know anything about shopping online, ____ they? --- ________. It’s very popular with teenagers.
#69262
A
do; No
B
do; Yes
C
don’t; No
D
don’t; Yes
Must we find out the reason today? - No, you _____.
#70710
A
mustn’t
B
don’t have
C
don’t have to
D
needn’t to
— I often chat with my friends on the Internet.— You are so smart! Will you please tell me____?
#71052
A
how to do
B
how to do it
C
how to use
D
when can I use it
This computer is old, but it is ______ to me because it was a present from my dearest grandpa.
#70585
A
great important
B
of little importance
C
of very important
D
of great importance
—I told you not to be absent from the class meeting again，________I ?—Sorry，I am afraid that I forgot it．
#71175
A
do
B
did
C
don’t
D
didn’t