The first conditional

The first conditional

1. uses

   • We use the first conditional when we talk about future situations we believe are real or possible.

2. structure

   • Positive form
     • Condition clause
       • If + Subject + present simple
         • If + Subject + present simple, Subject + Will + verb in infinitive
     • result clause
       • Subject + Will + verb in infinitive
   • Negative form
     • Condition clause
       • If + Suject + do/does not + present simple
         • If + Subject + do/does not + present simple, Subject + will + not + verb in infinitive
     • result clause
       • Subject + will + not + verb in infinitive
   • Interrogative form
     • Condition clause
       • If + Subject + verb in the present simple + ?
         • Will + Subject + verb in the infinitive + If + Subject + verb in the present simple + ?
     • result clause
       • Will + Subject + verb in the infinitive

3. Definition

   • he only real difference in deciding whether to use first or second conditional is the speaker's opinion about the probability of the situation. The first conditional is possible and could really happen, but the second is either impossible or unlikely to happen.
     • modal verb
     • going to
     • will

4. Examples

   • If my family buys the land, we will build a house.
   • f you don't drive carefully, you will have an accident.
   • Will you buy me an ice cream if I clean my room?