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Могут ли эндопаразитические черви , развивающиеся путём метаморфоза , быть примером биологического прогресса
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Предмет:
Биология -
Автор:
luzbrowning - 6 лет назад
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Ответы 1
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Это называется регресс после прогресса! Прогресс шел только до появления этих червей.
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Автор:
gustavo770 - 6 лет назад
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0
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Помогите пожалуйста
№ 2 Complete the sentences with the correct form of the structures below.
CAN / MUST / SHOULD / HAVE TO
1. I _____ finish the report yesterday as my boss asked me to do so.
2. You _____ come back in the afternoon. All the lessons have been cancelled.
3. I _____ take a break! I´ve been working on this project for too long.
4. _____ you speak French when you were 12?
5. You _____ have a ticket when you travel on a bus.
6. I don ´t think Tom _____ accept that offer. This one is much better.
7. Yesterday I _____ go to work because it was Saturday.
8. You _____ be late for the meeting! It´s very important for the future of the firm.
9. _____ you lend me your coursebook for a while, please?
10. Peter _____ help with the housework every day.
11. You _____ sell your car immediately, I think you can get more money in the summer.
№ 3 Underline the correct structure to complete the second sentence so that it has the same meaning as the first one.
1. Do you think I could use your dictionary?
May I/ Do I have to use your dictionary?
2. We are forbidden to leave our car here.
We don´t have to / mustn´t leave our car here.
3. I recommend this film to you. It´s fantastic.
You have to / must see this film. It´s fantastic.
4. If I were you, I wouldn´t go there.
You shouldn´t / don´t have to go there.
5. I was very good at chess when I was younger.
I could / had to play chess very well when I was younger.
6. Diving isn´t possible at this holiday resort.
You shouldn´t / can´t dive at this holiday resort.
7. It´s not necessary to come too early tomorrow.
You don´t have to / mustn´t come too early tomorrow.
8. Is it OK if I turn on the heating?
Can / Would I turn on the heating?
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Предмет:
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Автор:
lizbeth9gm5 - 6 лет назад
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