--      the science lab ?– It’s behind the library .
#60017
A
How’s
B
Why’s
C
Where’s
D
What’s
推荐题目
(2014·厦门适应性考试)Mr Wang must have watched the film So Young last night,________?
#64451
A
mustn’t he 
B
hasn’t he
C
didn’t he 
D
needn’t he
This is the first time that your parents have been abroad, ______?
#64913
A
haven’t they
B
hasn’t it
C
aren’t they
D
isn’t it