--- ________ my baseball?       --- It’s under the chair.

　　    A．Where          B．Where’s        C．Where’re       D．Where are

—Where are the books?
—_______ in the bookcase. Do you need _______ now?

—Where are the books?

—_______ in the bookcase. Do you need _______ now?

A．It’s; it           B．They’re; they     C．They’re; them     D．It’s; them

--------- Where are my pens?

--------- _________________.

A．These are on the desk                    B．They’re on the desk

C．It’s on the desk                        D．there’re on the desk.

 ---Where are your brothers?    

---________ in the classroom.

A．He’s            B．She’s            C．They             D．They’re