usinglanguagereading.pptx

1、,Unit 2 Working the land Using language,Lead in,In this unit we have learnt about a great man, do you still remember who he is? What is his achievement? Can you think of other ways to increase our crop harvest?,Organic Farming,What is the matter we put on the soil which makes crops grow ? It is fert

2、ilizer.,chemical fertilizers natural fertilizers,A,Chemical fertilizers,B,Natural fertilizers,Natural waste from animals and dead plants,Now, which one do you prefer?,A,B,Why?,Its a product of organic farming.,A,Its a product of chemical farming.,B,Chemical or Organic Farming?,Goals,After reading, y

3、oull know: What is chemical farming? What is organic farming? The advantages and disadvantages of them.,Scanning,1. What is organic farming? Farming without using any chemicals.(P3 L3) 2. What is the goal of using organic farming methods? To grow good food and avoid damaging the environment or peopl

4、es health.(P4L8),Part 1 (Para.1-2) Chemical farming part 2 (Para. 3-4) Organic farming,Divide the text into two parts.,？,？,Task1: Read and match the main idea of each paragraph.,B. Long-term use of chemical fertilizers can harm the land and peoples health.,D. Farmers and customers turn to organic fa

5、rming.,C. Organic farming methods to keep the soil fertile.,A. Problems caused by chemical fertilizers.,P1.,P2.,P3.,P4.,Task2: Para 1. Read and answer.,What advantages does chemical farming have? Chemical farming can stop crop disease and increase production.(P1L2),Task3: Para. 2 Read and fill the f

6、orm.,bacteria and pests(L1-2),nutrition,land,Peoples health,cancer other illnesses,(L4-6),Task4: Para. 3 True or False,Organic farming means farming without using any chemicals. Organic farmers prefer using fertilizers to make the soil richer in minerals. Farmers want to keep their soil fertile and

7、free of disease. Organic farming would pollute the environment.,natural waste from animals,not pollute the,T L3-4,T L4-5,F L6-10,F -1,To make the soil richer in minerals and therefore makes it more fertile.,Using natural waste from animals.,Changing the kind of crop in each field every few years.,Pl

8、anting crops with different lengths of roots,1. To use different levels of soil.,3. To renew the minerals in the soil and help it become rich.,Planting grass between crops and leave it in the ground,2.To prevent wind or water from carrying away soil and act as a natural fertilizer.,Methods Purposes,

9、Task5: Para. 4 Match each method with its purpose.,L1-2,L4-6,L-4-3,Organic farming ？,Chemical farming ？,After reading, please tell me:,1. Is it chemical or organic farming?2. How do you know?,Situation 1: The farmer is using fertilizers to keep the vegetable free from pests.,Chemical farming,Situati

10、on 2: Lao Wang grows soybeans in his field last year and grows corns this year.,organic farming,Grow different crops every year.,Situation 3: Lao Li throw the nitrogen fertilizer(氮肥) in his field to make his soil rich in minerals.,Chemical farming,Use chemicals,Situation 4: Li Hua only use natural f

11、ertilizers to grow his cabbage. Thats why his cabbage is damaged by pests.,Organic farming,Expressions,1.化肥 2.对造成损害 3.洗掉某物 4.导致;造成(后果);通往 5.逐渐增强,建立 6.另外(还有) 7.使免受(影响); 使不含(有害物) 8.集中(注意力、精力)于 9.每隔几年 10.避免做,chemical fertilizers cause/do damage to wash off lead to bulid up in addition (to) keepfree fro

12、m/of focus on every few years avoid doing,Exercises,cause/do damage to, wash off, lead to, bulid up, in addition(to), keepfree from/of, focus on, avoid doing,1. His mistakes _ his failure. 2. These chemicals in the food supply_ in peoples bodies over time. 3. 4. Please _ your mind_ the following pro

13、blem. 5. Children should _ violence.,led to,bulid up,focus,on,All roads _ Rome.,lead to,be kept free from,cause/do damage to, wash off, lead to, bulid up, in addition(to), keepfree from/of, focus on, avoid doing,6. He likes basketball._,he likes football. He likes basketball _football. 7. Little Tom

14、 stuck to _ the mud _ his shoes by himself before he came in. 8. I tried to _(meet) him because he always bores me. 9. The storm on May 3 _ great _ people in Burma so far.,In addition,in addition to,washing,off,avoid meeting,has caused,damage to,Which kind of farming do you support?,Homework:,Compet

15、ition,Lets find the advantages of Organic farming.,Eg: Organic farming is good for peoples health. Organic farming can ,Who can find more?,Thank you!,Homework:,Write down your opinions about Organic Farming (or Chemical Farming) in a short passage. Tips: 1. You can find many words that can join(连接) sentences in the reading passage, such as “ firstalsoin additionas well astherefore