–Is this your sister? -Yes, ________.
#60053
A
it is
B
it’s
C
she’s
D
she is
推荐题目
Listen!, his family must be quarreling, _______?
#65411
A
mustn’t it
B
aren’t they
C
isn’t it
D
needn’t they
It must be he that has stolen Mr. Smith’s purse, _____?
#65383
A
hasn’t he
B
isn’t he
C
mustn’t it
D
isn’t it
