ПРОВЕРЬТЕ ПОЖАЛУЙСТА АНГЛЙСКИЙ!!! Правильно или нет стоят вспомогательные глаголы в скобочках

1 The police (have) been here for an hour already. 2 This data (is) very important to create a new programme. 3. The news about the coming storm (is) threatening. 4. Radio as well as television (are) media that form public opinion 5. My pyjamas (have) been washed by my mum. 6 This advice sounds really cruel. 7 The information on Channel Six (is) not al- The toast (has) been burnt a bit. You can have some bread The Internet (has) a lot of influence on people. 10 These data (are) wrong, there are a lot of mistakes here.