ارجو الاجابة ضرورى

[الاحترام]

Find the mistake
1- How long have you been knowing him?
مع ذكر السبب فى هذا السؤال فقط(1)؟؟؟؟ وشكراً
2- She did bad in the tests than she expected but better in the final exam".
3- Anurse should help adoctor for the sake of the healthy .
4- A; Could I you a few question ?
B; Yes ,of course you could.
5- People who diet is deficient in vitamins and minerals often become tired and depressed.
6- Audio and video tapes are keeping in the resource centre.
7- . The damaged ship has been localized