从B栏中选出A栏各句的正确答语。(15分)
A
(  )（1）Whose bag is this？
(  )（2）Is this your pen？
(  )（3）What's the matter？
(  )（4）Did you clean your room yesterday？
(  )（5）Is that Jimmy's cap？
B
A Yes，I did.
B Sam took my Tshirt.
C No，it isn't.
D Yes，it is his.
E It is mine.