1- will + infinitive

Future time
We use the following six structures, to talk about future time.
1- will + infinitive.
We use will:

A - to talk about future facts.

Ahmed will be fifteen next June.

B - to predict events without evidence.

Our team will win the match tomorrow.
C - to take quick decisions.

I will buy a happy meal for my kid.
D - to offer to do something.

I will do the math homework with my little brother.

E - to ask someone to do something. Request

Will you save this phone number for me?

F - to make a warning or a threat.

I will punish you if you do not stop making noise.

G - to make a promise.

I will buy you a mobile if you get the first prize.
H - After the next verbs;

think - believe - promise - warn - threat - expect- predict - suppose - hope - wonder - doubt

I hope you will get better soon.

I - After the following phrases;

- I'm sure - I'm afraid

I'm sure Mark will pass the exam.

I'm afraid I won't go to work tomorrow.

J - with the following adverbs;

certainly- probably - possibly- perhaps - definitely

- Perhaps we will go to the cinema tomorrow.

K - with the following linking words if there is a verb in the present simple tense comes after them;

If " the first conditional " - unless - after - before - when - as soon as - until

If I finish my homework early, I will go to bed at 10.

I won't go out until it stops raining.