а) Прочитай грамматическую справку. Найди образцы необходимости либо неимения необходимости в

а) Прочитай грамматическую справку. Найди образцы необходимости либо неимения необходимости в разговоре. I have to take the do for a walk before I leave, (it is necessary) Its Saturday -I dont have to go to school today, (it is not necessary) Dave: Hi Tim. Whats up? Tim: Oh, hi Dave! What are you doing here? Dave: Oh, Ive joined the Eco-helpers club. Tim: Oh yeah, Ive heard about that. Sally collects rubbish for recycling in the park every Saturday morning, doesnt she? Dave: Thats right. Shes been doing that for a month. Ive been building nesting boxes. Tim: Nesting boxes? Dave: Well, there arent many trees left in the city I for birds to build their nests. If we dont help them, they will have to leave the city. Tim: Thats interesting. What else have you been doing? Dave: Weve been planting trees and cleaning out ponds for a week now that the weathers good. Tim: Your club sounds wonderful. I could join as well, couldnt I? Dave: Of course you could. We really need volunteers, but you have to see Miss Jackson first. Shell tell you what to do. Tim: Sounds great! Ill join first thing Monday morning. b) Что Роджер обязан сделать, а что нет. Добавь разделительные вопросы. 1 order ruore trees done! 2 call the recycling centre 3 tidy the eco-library Sally amp;amp; Andy 4 clean, out the clubhouse 5 buy more wood and nails next week 6 give out membership cards