4) a) Not every teenagers eat only hamburgers and pizza.

   b) Not everyone in France knows Paris.

   c) Not every French people have....

5) Yous should pack a first aid kit and food, be careful with the fire, and don't forget to respect the nature!

6) a) They could attack you.

   b) It's toxic to it.

   c) You will be bitten.

   d) You are going to regret it.

   e) Or you are going to pollute the nature.

7) a) out

   b) on

   c) away

   d) up

   e) back

Voilà j’espère que ça aura pu aider!!