We have a computer.(改为否定句)
We have a new computer room.(改为否定句)
we have computer class on monday改为否定句
Tom's parents have a computer.(改为否定句)
I have a computer game.改为否定句.
we have a computer in the bedroom的否定句
We have a new computer room.怎么改为否定句.对is on the second floor提
1.I have a volleyball.(改为否定句) 2.My cousin has a computer.(改为
It is a computer.改为否定句
We have to wear a uniform.(改为否定句)
we have an umbrella a.(改为否定句
we have six lessons a day 改为否定句
We have a ping-pong ciub.(改为否定句)