—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
I don’t know if Mr Green ________. If he ______, I will let you know.
#70075
A
comes--- will come
B
will come--- comes
C
will come--- will come
D
comes--- comes
Everyone is in the classroom, _____? 
#69629
A
doesn’t he
B
isn’t he
C
are they
D
aren’t they
I don't think she will agree with us,  _       ?
#68589
A
will she
B
won't she
C
don't you
D
do you
 ---Lemon used to be shy , didn’t she ? ---________ . But now she is outgoing as well as active.
#69267
A
No , she wasn’t
B
Yes , she was
C
Yes , she did
D
No , she didn’t