How do you use have and has?

Question

Am I using "have" and "has" correctly?

He only "has" one.

He "has" 4 kids.

They "have" two televisions.

We "have" three kids.

You "have" a car.

She doesn't "have" any pets.

He doesnt "have" a car.

I don't "have" a car.

They don't "have" any kids.

My mom is "having" a party this weekend.

She is "having" a mid life crisis.

Answer 1

Ah, the wonderful confusion of the english language.  You're doing fine, no errors there.

Answer 2

you has everything right!

Answer 3

perfect. good job.  

Answer 4

Two thumbs up!!! they are all correct. I think you do not need extra explanation!!