1. Thanks, your support means a lot for me.
2. Why did he betray every his friend?
3. Do you know that envy makes people depressed and sad?
4. I feel jealous every time he hugs her.
5. I have no idea why Mary ignores me.
6. He told he didn't deserve that present.
7. We had a great amount of quarrels last year but now everything is okay.
8. I should appreciate her help.
9. It will help you to avoid problems.
Как-то простенько вышло, так можно?