( )my room I have( ) air-conditioner.( ) this your room?There( ) many books ( ) the shelf.

问题描述:

( )my room I have( ) air-conditioner.( ) this your room?There( ) many books ( ) the shelf.
are an can in own like is on中选

( in)my room I have(an ) air-conditioner.( is) this your room?There(are ) many books (on ) the shelf.