нужно 1 выбрать Задание 2.Выберите правильный вариант ответа.
1. Perhaps some light exercise could / must relieve the pain.
2. He fell asleep at his desk! He might / must have been exhausted.
3. Ann isn’t here. She must / can’t have forgotten.
4. You don’t have to / shouldn’t exercise when you don’t feel well.
5. She’s walking to school. She might / can’t have missed the bus.
6. He can’t / could have gone home. He’s left his bag on the chair.
7. We mustn’t / don’t have to learn Chinese.
8. Tania’s in Spain. You must / could have seen someone else

Объяснение:

Надеюсь удачи!

i want to speak about my fovorite author vladimir zheleznikov .he was born, in 1925, in  byelorussia  in childhood he traveled a lot, because his father was soldier. he finished school of artillery and the institute of name gorky. he wrote about relahons adults and childrens, of about betrayal and loyalty and about childrens. his books were translated on all languages of the world. my favorite book is scarecrow(чучело). protagonist of the story lena bessonova. вроде всё.

the teenage period is the most important in our life. at this age people form their characters, interests. this time people especially need good advices and cure. it's a period when the person isn't a child, but he is becoming an adult. there are a lot of teenage problems. for example smoking, drugs, alcohol, generation gap. everybody knows them, but not everybody wants to pay attention on them. nowadays i think we should to do it. we should to spend special disscussion on this theame in inducation institution, to toughen punishment measures, but at the same time not to make them to do something.