给下列问句选择对应答语。
( ) 1. Is your aunt a nurse?
( ) 2. What's in your schoolbag?
( ) 3. Who are they?
( ) 4. What colour is the desk?
( ) 5. What is he?
( ) 6. How old is your baby brother?
( ) 7. How many kites can you see?
A.I can see six.
B.They are my parents.
C.Yes, she is.
D.He's only three.
E.Yellow.
F.Books.
G.He is a teachers.