1. What types of wool exist?
2. Why do we need wool?
3. Why is silk fabric so specific?
4. If we don’t have a silkworm can we substitute this animal for production silk or fabric
close to this one?
5. What is the specific of cotton?
6. What is the process of making cotton?
7. Is it hard to make cotton? Why?
8. How is synthetic differ from other fabrics?
9. What fabric is better (natural or synthetic)? Why?

He has just finished playing football. – Він щойно закінчив грати у футбол.

They' ve started doing their homework already. – Вони вже почали робити домашнє завдання.

I have been  to France. – Я був у Франції.

I think I have met  him once before. – Я думаю, що колись зустрічався з ним.

Nobody has ever climbed  that mountain. – Ніхто ніколи не забирався на цю гору.

You have grown  since the last time I saw you. – Ти підріс з того часу, як я тебе бачив востаннє.

I haven't seen  you for years! – Я не бачив тебе давним-давно!

She hasn't made her work yet. – Вона ще не зробила свою роботу.

James has not finished  his homework yet. – Джейс ще не закінчив своє домашнє завдання.

I have seen  that movie six times in the last month. – Я бачив цей фільм шість разів в минулому місяці.

1.They can translate political articles without dictionary.
2.I couldn't go to the theater yesterday because I was busy.
3.Our baby will be able to walk in a few weeks.
4.You can see several interesting pictures in this museum.
5.Her English is very bad,she has to study hard.
6.You have to leave the room immediately.
7.Teacher said that we have to learn the words by heart.
8.Children don't have to go to the school on Sunday.
9.I need to go to the dentist today.
10.You should tell me the truth.
11.You needn't worry about it.