Réponse:

1. Peter is the tempered student in the class. Nobody likes hanging out with him.

2. Skateboarding is boring than snowboarding.

3. Cycling isn't as extreme as mountain biking.

4. Mary studied good than Keit for the exam, so she didn't do as little as he did.

Explications:

I hope to help you !

I am new so I think of answering this question.