1. Grammar

1.3. First Conditional

First conditional is a structure used for talking about possibilities in the present or in the future- things  which may happen-  and to make promises and give warnings.

if-clauses           main clause

Present Simple

- If you buy an exercise bike,

-If you study hard, 

Future simple (will+ infinitive) /may/can

I will use it every day.

you may/can pass the test.