The use
What conditional do we use for scientific facts or statements that are always true?
Zero conditional- If you drop it, it falls.
When you heat ice, it melts.
zero conditional
If she says, "fire," everyone would run.
would = will or says = said
What conditional do we use to talk about the future but based on conditions which are unlikely to happen?
Second conditional: If I saw an alien, I would...
I will be fired unless you cover for me.
1st conditional
What conditional do we use to talk about something that we wish had happened in the past, but didn't? (REGRETS)
Third conditional: If I had arrived earlier, I would have seen you.
If you had come with us, you would have had a great time.
3rd conditional
1st cond + imperative
...
If I had grounded the coffee, it would have had a better taste.
ground is the past participle of grind
If they were coming tonight, I might not go anywhere.
2nd conditional
2nd conditional + modal verb
...
If you not wish to join them, you must let them know before 4 o’clock.
If you don't wish to join them,...
Had I known about Mr Smith's behaviour sooner , I would have fired him immediately.
3rd conditional
3rd cond
...
If she had not attempted to cheat on the exam, her parents would not had had to be disappointed.
..., her parents would not have had to be disappointed