Question

What are the central functions of the present simple tense?

Answer 1

In every general situation even somewhere future meaning, you can use present simple tense.

Explanation:

The earth moves around the sun.

General situation and every time it goes== a present simple.

I brush my teeth every morning. It is a common action.

Every true things we can use it.==

Honesty is welcome.

But some time you can use it for an official schedule, time, program etc, generally we don't use them in our personal arrangement.

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