Conditional Sentences Type 1

It is possible to fulfil a condition which is given in the if-clause
if clause main
simple present will-future or
imperative or
Modal + infinitiveExamples

If I study, I will pass the exams.
If you see John tonight, tell him to e-mail me.
If Ben gets up early, he can catch the bus.

The if-clause can be at the beginning or at the end of the sentence.
If I study, I will pass the exams.
I will pass the exams if I study.

If you want to do some exercises on conditionals type 1 click on them
Exercise one
Exercise two
More exercises