1.I have a ping-pong ball.2.We have a basketball.3.They have a new TV.改为否定句!

问题描述:

1.I have a ping-pong ball.2.We have a basketball.3.They have a new TV.改为否定句!

I don't have a ping-pong ball.
We don't have a basketball.
They don't have a new TV.