Class 3

We use first conditional

• when we talk about future situations we believe are real or possible

• To imagine present or future situations that are impossible or unlikely in reality

• To talk about something in the past that did not happen.

The 3rd conditional structure is

• if + past simple >> + would + infinitive.

• (if + past perfect, would + have + past participle)

• If + present simple, will/won't + verb.

To talk about things that are generally true, especially for laws and rules

• Zero conditional

• First conditional

• Second conditional

The zero conditional structure is

• Use the present simple tense in both the if clause and the main clause

• If + simple present, will

• if + past simple + would + infinitive.

We use third conditional

• used to imagine present or future situations that are impossible or unlikely in reality

• to talk about something in the past that did not happen.

• to talk about things that are generally true, especially for laws and rules.

The 2nd conditional structure is

• If + simple present, will + base verb

• if + past perfect, would + have + past participle

• If+ past simple + would + infinitive.

We use second conditional

• to talk about something that is a probable future result of a condition.

• used to imagine present or future situations that are impossible or unlikely in reality.

• to talk about something in the past that did not happen

First conditional structure is

• if + past simple + would + infinitive.

• If+ simple present, will + base verb

• if + past perfect, would + have + past participle

“If you heat ice, it melts”

• Zero conditional

• First conditional

• Second conditional

• Third conditional

“If it rains, you will stay home”

• Third conditional

• Second conditional

• Zero conditional

• First conditional