I have a pen
否定句：I don't have a pen.
疑问句：Do you have a pen?
肯定回答：Yes,I do.
We have a new car.
否定句：We don't have a new car.
疑问句：Do you have a new car?
肯定回答：Yes,we do.
They have a big house
否定句：They don't have a big house.
疑问句：Do they have a big house?
肯定回答：Yes,they do.
Danny has three donuts
否定句：Danny doesn't have three donuts.
疑问句：Does Danny have three donuts?
肯定回答：Yes,she does.
She has long,biack hair
否定句：She doesn't have long.black hair.
疑问句：Does she have long,black hair?
肯定回答：Yes,she does.