1 Forests must not be destroyed.
2 Their names should be included in the list.
3 Life of insects can be studied (to study)
4 As we all know, the weather can be predicted.
5 Should I keep hamsters in a cage?
6 animal habitats should be protected (to protect)
<span>In my opinion all of people need to follow a special diet. In our time, all are very busy and eat fast food and other fatty food which is injurious to health. This is not correct. To eat healthy foods that would keep myself in good shape. In the old days they ate only healthy food such as: meat vegetables fruit soups salads. I think that you need to stick to the diet. But some people sitting on a diet spoil health. I conduct a healthy way of life : eat healthy food and sports.</span>
<span>Я считаю что всем людям нужно следовать специальной диете. В наше время все очень заняты и едят фаст фуд и другую жирную пищу которая вредит здоровью. Это не правильно. Надо есть здоровую пищу что бы поддерживать себя в хорошей форме. В старые дни ели только здоровую пищу например: мясо фрукты овощи супы салаты. Я считаю что нужно придерживаться диеты. Но некоторые люди сидя на диетах портят здоровье. Я веду здоровый образ жизни : ем здоровую пищу и занимаюсь спортом.</span>
2) 1.teacher want to Natalie bring her the exercise book
2. mother wants to you buy some bread for dinner.
3. boy wants to his dog jump over the bench.
4) 1-c, 2-a, 3-b
5) 1-it, 2-they, 3- she, 4-he
1.
Sometimes it's difficult to <span><span> decide</span> quickly.
2. How long did you
stay with the Johnsons last year?
3. What smells so strong —
the cheese?
4. To discuss both questions will take us no more
than three quarters of an hour.
5. I am not sure whether they have changed their original plan.
6. The doctor hopes that the boy
will get well soon.
7. He is paid twice a month.
8. I never know what he thinks.
9. Do you know the exact day when they arrive?
10. He pushed the hard and it opened</span>