Краткое пояснение: Определим, что должна и не должна делать Сара сегодня, на основе представленной информации.
- 20. Sarah doesn't have to collect cans and newspapers today.
- 21. Sarah has to take cans and newspapers to the recycling centre.
- 22. Sarah has to apply to volunteer at the Eco-club.
- 23. Sarah doesn't have to help clean the local pond.