PLEASE someone help me correct these complicated sentences

Could someone please help me correct these sentences that are hard.

1 She did well to look back, had she not she would have left her keys behind.
2 She's herself when she drinks. Since she's drunk all the time, she's more herself then than when she's sober.
3 I'm as sad when my dog is sick as when my cat is sick if not more.
4 You can't live and act according to your moms financial situation. If she's have problems paying her rent, you're not going to deprive yourself to help her.
5 If the music was less loud, I wouldn't have wanted them to take a one hour intermission while I ate.
6 She's two months further along than you.
7 She didn't need to say she was sad. Her face said it all.
8 What (name) am I under in your phonebook?
9 I pay attention/take care of everything but the food in front of me. I look at peoples plates, their etiquette but I never pay attention to my own plate. (someone tells you stop staring at people and their food)

Thank you