—The spacecraft has never been to the moon, ________ ? —Certainly.
#64559
A
has it
B
hasn’t it
C
doesn’t it
D
isn’t it
推荐题目
---                 they like oranges? ---No,they             .
#60377
A
Are,aren’t
B
Do,aren’t
C
Do,don’t
D
Are,don’t
Will you please     computer games now? 
#60270
A
not play
B
not to play
C
don’t play
D
not playing
When the accident happened, your brother escaped being hurt, _______?
#64811
A
didn’t he
B
did he
C
didn’t it
D
did it