Give me four stamps, please.改成否定句Sit on the desk, please.改成否定句Look at me.改成否定句

问题描述:

Give me four stamps, please.改成否定句
Sit on the desk, please.改成否定句
Look at me.改成否定句

Don't give me four stamps.
Don't sit on the desk.
Don't look at me.