Type II

- Use: Indicates one impossibility
- Forme: If + Past + Conditional Would OU Conditional Would + If + Past

• Affirmative:

If I went to London, I would visit the Big-Ben. OU I would visit the Big-Ben If I went to London.

• Negative:

If I were you, I wouldn't eat so much fast food. OU I wouldn't eat so much fast food, If I were you.

Type I

- Use: Indicates one possibility
- Forme: If + Present+ Future Will OU Future Will + If + Present

• Affirmative:

- If I go to London, I will visit the Big-Ben. OU I will visit the Big-Ben, If I go to London.

• Negative:

- If it rains, we won't go on a picnic. OU We won't go on a picnic if it rains.