1.A:Look!Somebody has spilt coffee on the carpet. B:Well,it wasn't me.I didn't do it.
2.A:Ben has broken his leg. B:Really?How did that happen? A:He fell off a ladder. 3.A:Your hair looks nice. Have you had a haircut? B:Yes. A:Who cut it? Did you go to the hairdresser? B:No,a friend of mine did it for me.
I know that feelings. You think no one cares about you and you are gonna be alone forever. But you can change your life, it's here, in your hands! You are new, so it's okay you have no friends. They will appear soon, if you, of course, are friendly and nice. Don't be shy and believe that everything is gonna be alright.
Лишние "he", так как, остальные слова - это цифра, "he" - местоимение "он"