Помогите умоляю я знаю что много даю 12 баллов 8 и 9 задание

2)can I open the window? 3)can I go to the party? 4)can I have a last plece? 5)can I help you? Are the children quiet?Can you use the computer? Have you got a pencil? She cannot find the video camera. She has not got a mobile phone.