Unit 2 Using language Reading

First reading ( 3ms ) Read the passage, then find out the main idea of each paragraph. Para 1: Para 2: Para 3: What is organic farming? Farmers prefer natural waste from animals. Farmers change crops every two or three years.

Second reading ( 5ms ) Read the text again and answer the following questions: 1.What is organic farming? 2.What problems are caused by using chemical fertilizers? 3.Why do organic farmers grow peas or soybeans after corn or wheat?

1.What is organic farming? Organic farming means growing crops without chemical fertilizers.

2.What problems are caused by using chemical fertilizers? There are three problems.First, chemical fertilizers affect the soil and the water supply badly.Second, they allow farmers to grow the same crop year after year and exhaust the soil.Third, they kill both helpful and harmful pests.

Farmers grow peas or soybeans after corn or wheat so that peas and beans can put minerals back into the soil, making it rich and healthy and ready to grow more wheat or corn. 3.Why do organic farmers grow peas or soybeans after corn or wheat?

Third reading ( 8ms ) Read the text again, and fill in the following forms.

2.The soil is not exhausted. 2.Peas and soybeans renew the minerals in the soil becomes rich and healthy. 3.They use the soil to best advantage. 3.They plant crops that need surface soil and next crops that grow at a deeper level. So the wind and water doesn’t carry away the soil.All the richness of the soil is used. Advantages of organic farming Reasons 1.This makes the soil richer in minerals and so more fertile. 1.Farmers use natural waste from animals.

What is the disadvantage of using chemical fertilizers? 1.Leaving chemicals in the ground for a long time is not good for the soil or the water supply. 2.Farmer often grow the same crop year after.As a result, the soil gets exhausted. 3.Chemical fertilizers kill both helpful and harmful bacteria and pests.

Retelling ( 8ms ) Retell the text according to the chart:Organic farming I.Crops growing with natural fertilizers. II.Farmers prefer natural waste from animals. Natural fertilizer Chemical fertilizer 1.make…richer and more fertile 2.reduce…and help…strong 3.the fertilizers kill…and healthy 4.keep free…from chemicals 1.leaving…is not good 2.grow…year after year III.Farmers change crops every two or three years. …to make sure what is left …

1. What made Jia Sixie become interested in improving Chinese farming? He saw how some farms produced good crops and healthy animals and others did not. Reading task on Page 51 ( 15ms) Read the passage on Page 51, then finish the exercises on Page How did he think he could help farmers? He thought that when he found the best agricultural methods he would write them dawn so all farmers.

Advice for farmers Keeping seeds Choosing seeds to plant hang seed-heads up to dry all winter, knock seeds out when they are sown choose ones with the best colour 3. What advice did he give farmers? Make notes in the chart.

Advice for farmers Way to get rid of weeds(1) Way to get rid of weeds(2) let animals eat them before planting turn the soil over and cover so the weeds die.

Advice for farmers Autumn planting Spring ploughing Crops deep ploughing less deep ploughing change crops grown in the same field every year.

Assignment 1.Finish the exercises on workbook. 2.Do some reading comprehension.