高一英语人教课标必修4Unit2usinglanguage.ppt

《高一英语人教课标必修4Unit2usinglanguage.ppt》由会员分享，可在线阅读，更多相关《高一英语人教课标必修4Unit2usinglanguage.ppt（25页珍藏版）》请在淘文阁 - 分享文档赚钱的网站上搜索。

1、(Reading,&Writing)Module 4Chemical or organic farming?1.What is organic farming?Organic farming is simply farming without using any chemicals.2.What problems can be caused by using chemical fertilizers?1.They can damage the land.2.They damage peoples health by building up in their bodies and leading

2、 to cancer or other illnesses.3.Fruit,vegetables and other food with chemical fertilizers grow too fast to be full of much nutrition.Fast-reading 2m Read the passage fast and answer the following questionsl green milkGreen food Can you help me?He is a producer of“green food”-his food is free of chem

3、ical fertilizers and is grown away from industrial areas and dirty water supplies.It is certain to be healthy and safe for peoples health.He want to sell his“green food”,but the problem is how to let people know about his food and how good it is.Design a poster Design a poster Now please try to Now

4、please try to design a poster for design a poster for advertising the safety advertising the safety and importance of and importance of eating his“green eating his“green food”.food”.How to write a posterHow to write a poster Main headingThis explains that you sell green food.Reasons to buy:Reason 1:

5、Reason 2:Reason 3:Reason 4:(Conclusions)Why it is good value.brief,persuasive,vividnice,creativefour partsContentLanguageDesign If you want to sell something,you should know about it first.lIn what condition do you think green food grow?(environment)lclean airlgrowGreen food is grown in clear air.lc

6、lean waterlirrigateGreen food is irrigated with clean water.away from pollutionGreen food is away from industrial area.Theres less pollution in it.What are the advantages of green food?chemical fertilizerfree of /free fromGreen food is free of/from chemical fertilizers.natural waste fertilizerGreen

7、food uses natural waste from animals as fertilizer.Vitamin mineral be good fortaste freshIn what condition do you think green food grow?clean,fresh air clean water supplies away from industrial areasfree of chemical fertilizersThe advantages of green foodFull of vitmine Healthier and fitterTastes mo

8、re delicious Safe,fresh Lets find some useful expressions from the text on P14.1.Organic farming is simply farming _2.They focus on keeping their disease and helps crops grow _ and _ .3.Organic farmers,therefore,often prefer _4.They feel that makes the soil in their fields_ and so more fertile.5.Thi

9、s also _the air,soil,water,and crops _without using any chemicals.stronghealthyusing natural waste from animals as fertilizer.richer in mineralskeepsfree from chemicalsRead your poster and check to see:evaluate(评价评价)lHow many parts have you writtenlIf the poster are organized logicallylIf the spelli

10、ngs are correct,and the descriptions are vivid lIf the handwriting is brief and easy to readlIf the poster can persuade you to buy the green food Group Work:In group of 6,everyonereads your own poster to thegroup.Then discuss whosewriting is the best?You have to improve your poster after class.Buy t

11、he Best Apples HereWe only sell green food in this farm shop!Best choice at best price!Green food is safe and healthy for you and all the family.Look:1.No chemical ferlitizers.2.Grown in clean air4.No pestcides to poison your family.You and your family will stay fit and healthy if you eat green food.This is one step on the road to a healthy diet.3.Grown with clean water.