— Is this your pen?  

— _________. It’s his pen.     

A. It is my pen.        B. Yes, it is          C. No, it isn’t 

---Is this your bike?

---Yes, it's ______. It's a birthday present from my uncle.

1. A.
   yours
2. B.
   hers
3. C.
   his
4. D.
   mine

--Is this your pen? 

--________．

1. A.
   Yes，it’s a pen．
2. B.
   No．it’s my pen．
3. C.
   No，it’s her pen．
4. D.
   Yes，it’s her pen．

--- Is this your pen?  
--- ______. It’s his pen.

1. A.
   It is my pen
2. B.
   Yes, it is
3. C.
   No, it isn’t