( )（3）当你想知道这是什么东西时，说：
A. Who is it ? B. What is it ?
选出不属于同一类别的单词。(20分)
( )（1）A.armchair B．sofa C．ball
( )（2）A.home B．living room C．bedroom
( )（3）A.doctor B．balloon C．teacher
( )（4）A.TV B．in C．on
( )（5）A.four B．computer C．three
There ________ a new bed and a new curtain.
A．be B．is C．are
Look ________ my bedroom.
A．in B．for C．at
—What's in your bedroom?
—________a computer.
A．There's B．That's C．This is
Welcome ________ my new home!
A．onB．toC．in