Article for beginners

I always lock ___ kitchen door, before I go outside.

I don't drink ___ coffee, I sleep bad after it.

I am hot, turn on ___ air conditioner!

Are these ___ keys you are looking for?

She is allergic to ___ cats.

I am sick today, I will not go to ___ work today.

She forgot about my birthday! She is such ___ bitch!

It is cloudy, take ___ umbrella with you.

I have a friend, who is ___ doctor, here is his phone number.

I don't like ___ people, who talks a lot about themselves.