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Mostrando entradas de marzo, 2022

4.-PRESENT PERFECT OR PAST SIMPLE

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  ACTIVITY 1 ACTIVITY 2

4.-THE PRESENT PERFECT WITH JUST, ALREADY, YET, STILL

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ACTIVITY

4. INFINITIVE OF PURPOSE: TO / IN ORDER TO/ SO AS TO / SO THAT

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QUIZ 1 QUIZ 2 SO THAT / IN ORDER TO CHOOSE THE CORRECT OPTION: 1. I'm studying very hard at the moment  TO / SO THAT  pass my exams next month. 2. I bought a dictionary     IN ORDER TO / SO THAT   help with my vocabulary. 3. I went to bed early SO AS TO  /  SO THAT   I wouldn't be tired in the morning. 4. I have to get up early. I set the alarm for five o'clock  SO THAT / SO AS NOT TO  oversleep. 5. I waited for an hour SO THAT  / IN ORDER TO I could meet her. 6. Some people do not eat before exercises   IN ORDER NOT TO  /  SO THAT  feel nauseated. 7. Do exercise regularly   TO  /   SO THAT  have excellent health and well-being. 8. My sister gave English lessons   SO THAT  /    IN ORDER TO  earn some pin money. 9. Jenny is a very nice person. She is always prompt   SO THAT  /  TO  help her friends. 10. They took the taxi    TO  /   SO AS NOT TO waste time. 11. I'm going to Australia     IN ORDER NOT TO   /  SO THAT   forget my

4. INFINITIVE OF PURPOSE

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UNIT 4. IRRIGATION AND DRAINAGE. ACTIVITIES

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QUESTIONS 1.-How can you define “irrigation”? 2.-How can you define “drainage”? 3.-Why are irrigation and drainage important in agriculture? 4.-How can we classify water supplies? 5.-Where do water supplies come from? 6.-What surface sources of water can you name? 7.-What subsurface sources of water can you name? 8.-What must we consider before planning a water supply? 9.-Why is silt content important when planning a water supply? 10.-How can we obtain water from an aquifer? 11.-When and where is it possible to use dew to irrigate land? 12.-Why is sewage used for irrigation? 13.-How is water transported from reservoirs and wells? 14.-What is the difference between flood and forrow irrigation? 15.-What do you call the devices that apply water in the form of a mist? 16.-What factors are important when planning a drainage system? 17.-How can we remove the excess of water from the surface of the soil? 18.-How can we remove the excess of groundwate

UNIT 4. IRRIGATION AND DRAINAGE

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Watch this video about modern irrigation methods to introduce this unit: DEFINITIONS Supply: an amount or store of something (food, water, power, gas, electricity, etc.) that can be provided or used if necessary. (suministro) Dams: a barrier to obstruct or control the flow of water, built across a stream or river (presa) Reservoir /ˈrɛzəˌvwɑː/ : a natural or artificial place where water is collected for use, supplying a community or region. (pantano) Spillway: a passageway through which extra water escapes from a reservoir, lake, or the like. (desagüe, aliviadero) Well: a hole drilled into the earth to obtain a natural deposit, as water or petroleum. (pozo) Aquifer: any geological formation containing or conducting ground water, esp. one that supplies the water for wells, springs, etc. (acuífero) Silt: earth carried by moving water and deposited as a sediment. (limo) Dew: moisture condensed from the atmosphere, esp. at night,