1、Have you ever been to the farm?Do you still remember the experience of working the land?Students are _（犁地）（犁地）.ploughingThe farmer is sowing _ in the soil.seedsStudents are carrying the _ _.（天然粪便）（天然粪便）natural waste They are removing the _.weedsTo protect the crop,farmers have to kill off the hamful
2、 _.pestsfertilizer How many kinds of fertilizers do farmers use?Which kind of fertilizer do organic farming(有机农有机农业业)prefer?What do you know about organic farming?animal wasteReadingCHEMICAL OR ORGANIC FARMING?Task 1:Go through the passage quickly,and underline the topic sentence of each paragraph a
3、nd then complete the main idea of each paragraph.Para.1:_ _ used to be common,but recently scientists have discovered its harmful effects.Para.2:There are some _ of chemical fertilizers.Para.3:People begin to turn to _ _Para.4:Farmers use different _ in organic farming.Chemical fertilizersproblemsor
4、ganicfarmingmethodsJudging from the structure of the whole passage,whats the writing style of the passage?A.argumentation B.narration C.expositionPara.1chemical fertilizercommonlong-term usebecausehoweverstop crop diseasesincrease productiondamage the landaffect peoples healthover the past half cent
5、uryhowever recentlyLets draw a mind-map(思维导图思维导图)of Para.1(first find out the linking words/phrases)Group Work Work out the mind-map（para.2,3,4）,retell the paragraph.(Group1、2&3负责负责para.2;Group4、5&6负责负责para.3;Group 7&8负责负责para.4)Share your mindmap and retell the paragraph;(实物投影实物投影)Task 3:finish the
6、 exercise after listening to other groups retelling.para.2 What problems are caused by chemical fertilizers?1._ the land2.stay in the crop;get inside the crops;_ _ in peoples bodies;lead to cancer or illnesses3.grow too fast to be full of _damage build upnutritionPara.3 Organic farming is simply far
7、ming without using _.They focus on keeping their soil rich and _.any chemicalsfree of diseaseWhat is organic farming?para.4 What are methods of organic farming?1.use natural waste;2._ _in each field every few years;3.use different _ of soil;4.plant _ between cropschange croplevelsgrass Two students
8、from SS environmental association is having an interview with two agricultural experts about organic farming Group 1to4:based on passage,design questions for the students from SS environmental association(write down at least three questions)(5W questions;be curious;willing to learn;good manners)Grou
9、p 5 to 8:agricultural experts(be ready for any question);review the mind maps,get familiar with the information(knowledgeable and professional;be patient with the questions)Good morning,Professor.We are students from.Would you mind.We,students in Ss are curious about what organic farming is?Can you
10、explain a little bit?Organic food is considered natural and healthier,but some people dont think so,why?).(make sure every student haveequal chance to conduct the conversation)Homework Read material 2 Is Organic farming really that good?work out the mind-map of the whole passage;share it with your classmates next class
