—_________________

     —They’re under the chair.

A. Where is your baseball?          B. Where are your baseball?

C. Where are your keys?            D. Where is your keys.?

---_______

---They’re under the chair.

1. A.
   Where is your baseball?
2. B.
   Where are your baseball?
3. C.
   Where are your keys?
4. D.
   Where is your keys.?

---________?

---They're on the sofa.

1. A.
   Where are my books
2. B.
   Where is my book
3. C.
   Where's my books
4. D.
   Where my books are

---_________________
---They’re under the chair

1. A.
   Where is your baseball?
2. B.
   Where are your baseball?
3. C.
   Where are your keys?
4. D.
   Where is your keys.?