Помогите исправить ошибки в предложениях:
1. On Sundays we do a big lunch at two o'clock.
2. It's easy to take friends at my new school.
3. Before breakfast I make a shower.
4. They usually make the housework at the weekend.
5. Mark never does a mistake. He knows all the answers.
6. I often make the washing up after dinner.