
- •Предисловие
- •The economic environment
- •Economics and the economy
- •Economic systems
- •Demand and supply
- •1. Excess Supply
- •2. Excess Demand
- •The price elasticity of demand
- •Goods and markets
- •Grammar section
- •II Past Simple or Present Perfect
- •1. Use the verbs in the right form:
- •3. Complete the following with passive forms of the verbs in brackets
- •4. Complete these sentences with either the present simple or the present continuous form of the verbs in brackets.
- •5. In each sentence, put one verb in the past simple (did),one in the past continuous (was/were doing) and one in the past perfect (had done).
- •Income Distribution
- •Income Mobility
- •Inflation
- •Vocabulary
- •Economics overview
Grammar section
Unit 1
TENSES
ACTIVE VOICE
|
Indefinite |
Continuous |
Perfect |
Perfect Continuous |
P R E S E N T
|
Vs
ask(s)
*Регулярное повторяющееся действие. usually/generally always/never often/seldom sometimes *Факт *Будущее действие (по графику расписанию) |
be + -ing
is asking are
*Длительное действие (процесс), протекающее в данный момент. now at present at the moment *Будущее запланированное действие |
have + III форма
has asked
*Действие закончилось к определенному моменту в настоящем. *Результат. lately/recently already/yet ever/never this week/today by now |
have been+ -inging
has been asking
*Длительное действие, которое началось в прошлом и все еще протекает в данный момент. for a month/a long time since 5 o’clock how long/since when…?
|
P AS T |
asked took * Действие в прошлом yesterday last week 3 days ago |
were asking *Длительное действие(процесс),совершавшееся в момент или период в прошлом. at 5 to 6 yesterday for 3 days last week all day long/the whole day when we came |
had asked
*Действие закончилось к определенному моменту в прошлом by 5 o’clock yesterday before he came by the end of the last year *При согласовании времен |
had been asking
*Длительное прошедшее действие, которое началось до определенного момента в прошлом и еще продолжалось в тот момент. He had been working for 2 hours, when my brother came. |
F U T U R E |
will ask *Действие в будущем tomorrow next week in 3 days in 2017
|
will be asking *Длительное действие, (процесс) которое будет совершаться в определенный момент или период в будущем. at 5 tomorrow for 3 days next week all day long tomorrow when he comes |
will have asked *Действие закончится к определенному моменту в будущем. by 5 o’clock tomorrow when he comes by next summer |
will have been asking * Длительное будущее действие, которое начнется ранее момента в будущем, и будет еще совершаться в этот момент. When you come, I’ll have been working for 2 hours. |
Open the brackets and use the verb in the appropriate form.
I Present Continuous or Present Simple 1. Economics conditions (to change) all the time.
2. Consumers will (to will) to pay high prices for products they particularly desire. 3. The large industrialized countries (to account) for a large proportion of international trade.
4. What we (to witness) now in many countries is a fundamental change in the traditional attitudes towards private enterprise.
5. Some economists (to emphasize) the role of profit as a necessary incentive for innovation.
6. They (to appraise) their employees once a year.
7. Sales (not/to increase) at the moment.
8. They (to start) a new sales campaign next week.
9. Profit (to play) an important role in determining the allocation of resources.
10. These products usually (to sell) for about five years.
11. At present we (to recruit) a new sales director.