—Excuse me.Could you please tell me __________?

  —Sure.There’s a bookstore on River Road.

  A.where can I get a dictionary           B.where could I get a dictionary

  C.where I could get a dictionary         D.where I can get a dictionary

---Excuse me.Could you please tell me ______?
---Sure.There’s a bookstore on River Road.

1. A.
   where can I get a dictionary
2. B.
   where could I get a dictionary
3. C.
   where I could get a dictionary
4. D.
   where I can get a dictionary

—Excuse me.Could you please tell me __________?

—Sure.There’s a bookstore on River Road.

A.where can I get a dictionary　　　　　 B.where could I get a dictionary

C.where I could get a dictionary　　　　 D.where I can get a dictionary