Bonjour

1- If I were you, I would go round the world.

2- I would help you if it was possible.

3- I will see Leslie if  have time.

4- If I had known their names, I would have introduced you.

5- You would have been disappointed if you had come.

6- I would leave school if I could.

If I were ► ce n'est pas une faute mais on ne dit jamais if I was ...

LA CONCORDANCE DES TEMPS

if + présent =================> futur (will + BV)

if + prétérit ==================>conditionnel présent ("would + BV)

if + pluperfect (past perfect)===> conditionnel passé ("would have +P.passé)

-

bonne fin de soirée ☺☺☺