1.A need is something you have to have to survive or complete a task. A want is simply the desire for something, in many cases something to satisfy a need. You need food to survive.
2.In the field of behavioral economics, the term utility refers to the perceived value (i.e., usefulness) an individual receives when they purchase a good or service. There are four different types of utility: form, place, time, and possession utility.
3.We must help to anybody who fell in bad trouble to do our society better/
4.We speak with different people from different countries.Many nations want submarines. Economists say that utility determines 'the relationship between a consumer and a commodity'.
Utility varies between different people and between different nations. A vegetarian does not want meat, but may rate the utility of bananas very highly, while a meat-eater may prefer steak. A mountain-republic like Switzerland has little interest in submarines, while maritime nations rate them highly.
5.The production of pianos falls sharply in wartime.
The utility of a commodity is also related to the quantity which is available to the consumer. If paper is freely available, people will not be so interested in buying too much of it. If there is an excess of paper, the relative demand for paper will go down.
Упражнение 2. Раскройте скобки, чтобы получить Present Simple, Present Continuous, Present Perfect Continuous или Present Perfect.
1. Is Andy here? – I don’t know, I … (not see) him today.
2. Where … you … (go)? – To the library.
3. Would you like … (borrow) this magazine? – No, thanks. I … (read) it before.
4. Betty’s bus … (arrive) at 5 o’clock. I must go and meet her at the bus station. Have you seen my record book? I … (look) for it all the morning.
5. Mike … (talk) to his friend for an hour already.
6. More and more forests … (disappear) because of fires nowadays.
7. How long … you … (work) on this problem?
8. The first lesson … (not finish) at 9.45.
9. They … (play) football tonight.
10. Linda is disappointed. She … (fail) her test.
11. School … (prepare) children for life.
12. We … (have) a party next Saturday night. Will you come?
13. … you … (try) to take photos? It’s not allowed, you know.
14. … you … (remember) where he … (work)?
Упражнение 3. Переведите на английский язык, придумайте свой пример по образцу
1. Я учу английские слова каждый день.
2. Я учу английские слова уже час.
3. Я учу английские слова. Не мешай мне.
4. Я выучил слова. Проверь меня.
Упражнение 1. Сопоставьте время глагола и временное выражение (некоторые используются дважды):
Look! ever, always, never, seldom, often, now, nowadays, usually, at the moment, yet, already, just, recently, lately, every day, on Mondays, tonight, today, always, never, regularly, sometimes, once a year, once a week, Listen! How long…? for, since, these days, still, etc
Present Simple
Present Continuous
Present Perfect
Present Perfect Continuous
Упражнение 2. Раскройте скобки, чтобы получить Present Simple, Present Continuous, Present Perfect Continuous или Present Perfect.
15. Is Andy here? – I don’t know, I … (not see) him today.
16. Where … you … (go)? – To the library.
17. Would you like … (borrow) this magazine? – No, thanks. I … (read) it before.
18. Betty’s bus … (arrive) at 5 o’clock. I must go and meet her at the bus station. Have you seen my record book? I … (look) for it all the morning.
19. Mike … (talk) to his friend for an hour already.
20. More and more forests … (disappear) because of fires nowadays.
21. How long … you … (work) on this problem?
22. The first lesson … (not finish) at 9.45.
23. They … (play) football tonight.
24. Linda is disappointed. She … (fail) her test.
25. School … (prepare) children for life.
26. We … (have) a party next Saturday night. Will you come?
27. … you … (try) to take photos? It’s not allowed, you know.
28. … you … (remember) where he … (work)?
Упражнение 3. Переведите на английский язык, придумайте свой пример по образцу
1.A need is something you have to have to survive or complete a task. A want is simply the desire for something, in many cases something to satisfy a need. You need food to survive.
2.In the field of behavioral economics, the term utility refers to the perceived value (i.e., usefulness) an individual receives when they purchase a good or service. There are four different types of utility: form, place, time, and possession utility.
3.We must help to anybody who fell in bad trouble to do our society better/
4.We speak with different people from different countries.Many nations want submarines. Economists say that utility determines 'the relationship between a consumer and a commodity'.
Utility varies between different people and between different nations. A vegetarian does not want meat, but may rate the utility of bananas very highly, while a meat-eater may prefer steak. A mountain-republic like Switzerland has little interest in submarines, while maritime nations rate them highly.
5.The production of pianos falls sharply in wartime.
The utility of a commodity is also related to the quantity which is available to the consumer. If paper is freely available, people will not be so interested in buying too much of it. If there is an excess of paper, the relative demand for paper will go down.
6 и 7 незнаю((.
Объяснение:
Упражнение 2. Раскройте скобки, чтобы получить Present Simple, Present Continuous, Present Perfect Continuous или Present Perfect.
1. Is Andy here? – I don’t know, I … (not see) him today.
2. Where … you … (go)? – To the library.
3. Would you like … (borrow) this magazine? – No, thanks. I … (read) it before.
4. Betty’s bus … (arrive) at 5 o’clock. I must go and meet her at the bus station. Have you seen my record book? I … (look) for it all the morning.
5. Mike … (talk) to his friend for an hour already.
6. More and more forests … (disappear) because of fires nowadays.
7. How long … you … (work) on this problem?
8. The first lesson … (not finish) at 9.45.
9. They … (play) football tonight.
10. Linda is disappointed. She … (fail) her test.
11. School … (prepare) children for life.
12. We … (have) a party next Saturday night. Will you come?
13. … you … (try) to take photos? It’s not allowed, you know.
14. … you … (remember) where he … (work)?
Упражнение 3. Переведите на английский язык, придумайте свой пример по образцу
1. Я учу английские слова каждый день.
2. Я учу английские слова уже час.
3. Я учу английские слова. Не мешай мне.
4. Я выучил слова. Проверь меня.
Упражнение 1. Сопоставьте время глагола и временное выражение (некоторые используются дважды):
Look! ever, always, never, seldom, often, now, nowadays, usually, at the moment, yet, already, just, recently, lately, every day, on Mondays, tonight, today, always, never, regularly, sometimes, once a year, once a week, Listen! How long…? for, since, these days, still, etc
Present Simple
Present Continuous
Present Perfect
Present Perfect Continuous
Упражнение 2. Раскройте скобки, чтобы получить Present Simple, Present Continuous, Present Perfect Continuous или Present Perfect.
15. Is Andy here? – I don’t know, I … (not see) him today.
16. Where … you … (go)? – To the library.
17. Would you like … (borrow) this magazine? – No, thanks. I … (read) it before.
18. Betty’s bus … (arrive) at 5 o’clock. I must go and meet her at the bus station. Have you seen my record book? I … (look) for it all the morning.
19. Mike … (talk) to his friend for an hour already.
20. More and more forests … (disappear) because of fires nowadays.
21. How long … you … (work) on this problem?
22. The first lesson … (not finish) at 9.45.
23. They … (play) football tonight.
24. Linda is disappointed. She … (fail) her test.
25. School … (prepare) children for life.
26. We … (have) a party next Saturday night. Will you come?
27. … you … (try) to take photos? It’s not allowed, you know.
28. … you … (remember) where he … (work)?
Упражнение 3. Переведите на английский язык, придумайте свой пример по образцу
5. Я учу английские слова каждый день.
6. Я учу английские слова уже час.
7. Я учу английские слова. Не мешай мне.
8. Я выучил слова. Проверь меня.