(   )1. —____ is Mary£¿      —She is five.

A. Who       B. What        C. How          D. How old

(   )2. —What are these?        —____ are desks.

A. This              B. Those      C. They        D. It

(   )3. —Who’s that, Kangkang?      —____ Mary.

A. That’s     B. It      C. He’s  D. They’re

(   )4. —What class are you in?         —I’m ____.

A. in class 3, grade 7  B. in Class 3, Grade 7  C. class 3, grade 7       D. Class 3, Grade 7

(   )5. —Are those books?     —Yes, ____.

A. they are       B. they aren’t         C. those are    D. those aren’t