soso1666
18.12.2022 13:38

Раскройте скобки и правильной форме.

1. For many years scientists (to study) the nucleus before they found that it is possible to split it.
2. Many power stations (to use) atomic energy for a long time before I knew it.
3. All this period scientists and engineers (to develop) rocket technology and electronics in close cooperation.
4. We widely (to use) electronic devices in industry for many years.
5. We know that our astronomers (to observe) the moon for a long time.
6. My friend (to make) these experiments to compare the weight of elements since the first of September
7. The question about the new experiment on this subject (to discuss) for some time before we came to a definite conclusion.
8. The fact that atom has a nucleus in its center, which is positively charged, (to discuss) by Ernest Rutherford in 1911.
9. This problem (to solve) in the near future.
10. The phenomenon of radioactivity (to use) widely in industry, medicine and agriculture
11. He found that this effect (to cause) by some unknown subatomic particles.
12. The weights of these particles (to calculate) with the help of electronic computer.
13. U-238 (to convert) into plutonium and then (to use) to generate atomic power.
14. These substances (to refer to) usually as hydrogen isotopes
15. One of the isotopes of hydrogen (to call) deuterium.
16. He (to puzzle) by these unexpected results.
17. It (to show) that these substances differed greatly in their chemical properties.
18. It (to expect) that the results of our research (to apply) in chemical industry.

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Ответ:
igorbaburin67
17.06.2022 09:13

1. the

2. -

3. -

4.the

5.there are apples on the table

6.you cant see the  moon in the sky tonight

7.its is very dark in the room

8.i went to the shop and bought bananas.i like the bananas

9.i always help about the house

10.the girls are at home.where are the boys?

11.i live on the fifth floor

12.who is tle cleverest student in class?

13.monkeys are the funniest animals

14.what is the longest river in Russia?

15.where is the kitten?

16.the girls are in the first form

17.the most difficult language is German

18. the fathers car is in the garage

19.i like winter

20.what is the best season

могут быть ошибки.в основном правильно

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Ответ:
Умникзаумник1
17.06.2022 09:13

(1, We have a large  family.2. My granny of-

ten tells us long  interesting stories. 3, My

father is a  engineer. He works in a factory, the

factory is large. 4. My mother is a doctor. She

works at a large hospital. She is at work now.

(5. My aunt is a teacher. She works at  school.

The school is good. My  aunt is not at school now.

She is at home. She is drinking tea and eating

jam.  Jam is sweet. I am at home, too. I am

drinking tea and eating a sandwich. The sandwich

is tasty (6My sister is at school. She is a pupil.

7. My cousin has a big black  cat. My cousin's  

cat has two kittens. The cat likes milk Kittens

like  milk, too. 8. I am a engineer.9. My son

is a pupil. 10. He is the good  pupil. 11. This is a

house. 12. This is my  laptop. 13. You have some

pencils, but I have no pencil. Give me the pencil,

please. 14. It's a small animal that has long  

ears, a short tail, and  soft hair.​

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