Помогите как разделить на две группы по типу химической связи :N2 как этто написать?? - №20255518

Помогите как разделить на две группы по типу химической связи :N2 как этто написать??
- Предмет:
  Химия
- Автор:
  camilo
- 5 лет назад

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ПОМОГИТЕ срочно пришлите фото решение vk Katherine Stark
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1. If you want to pass the exam, you'd better ..... some studying.
A) do B) to do C) doing D) done

2. If I knew the answer, I ..... you.
A) will tell B) tell C) would tell D) had told

3. I will send you an e-mail when I ..... back in my country.
A) will be B) am C) have been D) should be

4. By the time we arrived at the station, our train ..... .
A) left B) had left C) had been leaving D) was left

5. It was ..... film that we left before the end.
A) such a boring B) so boring C) the most boring D) a so boring

6. Would you mind ..... the window? It's very hot in there.
A) open B) openign C) to open D) opened

7. David's mother made him ..... his bedroom.
A) to clean B) cleaning C) clean D) cleaned

8. He's not interested ..... politics.
A) for B) of C) with D) in

9. If you don't hurry up, the concert ..... by the time we get there!
A) has started B) had started C) will have started D) would start

10. It's my fault that I failed the exam. I ..... work harder.
A) must have worked harder B) would have worked C) had to work D) should have worked

11. I wish, I ..... to help you, but I can't.
A) can B) could C) were able D) would be able

12. I would have flown business class if I ..... enough money.
A) have B) would have C) was having D) had had

13. She enjoyed her university course ..... it was very difficult.
A) despite B) however C) whereas D) even though

14. He needs to take his car to the garage ..... .
A) to have it repaired B) for repairing it C) to have repaired it D) to be repairing

15. I can't find my glasses. I ..... them in the car.
A) must have left B) should have left C) had to leave D) may leave

16. Do you mind if I smoke? I'd rather you ..... .
A) don't B) won't C) didn't D) wouldn't

17. Where are you from? She asked him ..... .
A) where is he from B) where he was from C) where was he from D) where he is from

18. I'm really looking forward ..... you next week!
A) to see B) to seeing C) to have seen D) to be seeing

19. He drives much ..... than he used to.
A) careful B) more carefully C) carefully D) more careful

20. Why didn't you make him ..... for the damage?
A) paying B) to pay C) pay D) paid

21. He didn't let me ..... the piano.
A) that I could play B) to play C) paying D) play

22. It all depends ..... you.
A) of B) to C) on D) for

23. That house is in a terrible state. You can see it ..... for years.
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24. You didn't tell me she ..... have an operation.
A) will go to B) is going to C) has been going D) was going to

25. Did you enjoy your holiday in Spain? - No, I wish ..... .
A) I'd never gone B) I've never gone C) I'll never go D) I never went
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Сделайте пожайлуста мне вот это задание которое на фото их будет 2 я не понимаю как сделайте плиз!
Буду благодарен!
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