Present Simple

We use the Simple Present when we talk about:

a) Things that happen all the time or repeatedly.

I always walk to work.
Jan is a postman.
   
b) Facts.

Water boils at 212 degrees Fahrenheit.
   
c) Feelings.

I think you are smart.
George wants more food.
Dogs like bones.
 
* Don't forget that when you say He/She/It you need to add -s to the verb.

She works.
   
* Words like never, always, and usually tell you that the sentence is probably simple present.
   
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We make questions and negative phrases in the Present Simple like this:

-Do you always walk to work? -No, I don't always walk to work. Sometimes I drive.

-Does George want more food? -No, he doesn't want more food. He wants more drink.

-Does Mary work?
-No, she doesn't work. She studies.

-Do dogs like bones?
-Yes most dogs do. But some dogs don't.