First conditional

First conditional

1. The first conditional (also called conditional type 1) is a structure used for talking about possibilities in the present or in the future. This page will explain how the first conditional is formed, and when to use it.

2. The structure of a first conditional sentence A first conditional sentence consists of two clauses, an "if" clause and a main clause:

3. The first conditional is used to talk about things which are possible in the present or the future — things which may happen

4. If the "if" clause comes first, a comma is usually used. If the "if" clause comes second, there is no need for a comma: