5.3Unit5 Working on the land Chemical farming versus organic farming课件高中英语人教版(2019)选择性必修第一册单元整体教学设计（视频+课件+教案）

Unit 5 Working the Land Chemical farming versus organic farming Task1:Review Briefly discuss the meaning of the following words and phrases:chemical fertilizers,increase production,cause damage,long term use,bacteria,pests,nutrition... Task2:Survey There is a title and only one picture.The title is a question. What does that tell us?Is it modern or old farming?what about the words in bold?Can we list them as positive or good and negative or bad ?Group vocab:verbs:__________________ Words connected to something positive:_____________________。 Words connected to something negative:_____________________。 Task3 Read What is chemical farming? What is organic farming? Chemical farming is farming using ___________ and __________ while organic farming is simply farming _________ using any chemicals. Task4： question Make questions based on specific subjects made obvious as they are highlighted in bold in the passage. Strong students could be given the topics or subject areas,which would include:Chemical fertilizers,Nutrition,Organic farming,discoveries,soil,methods.Please make questions using Questionwords:where,when,how,who,which,what,And Do you...,Is this...,Are there...,Can you ...? Task5: detailed readingRead the text carefully and complete the table below. Farming Benefits Problems Solutions/methods Chemical farming Organic farming Which farming do you support ? Chemical or organic farming ? Write an argumentative essay(议论文) to show your opinion. Task 6: Writing 2. Words and sentence patterns for argumentative essay In my opinion, I support…_______________ Firstly, (advantage 1 & detail) ______________________________________ Secondly, (advantage 2 & detail) ______________________________________ Finally, (advantage 3 & detail) ______________________________________ All in all, ______________________________ Task 6: Writing Example Appreciation of students’ compositions Task 6: Writing In my opinion, organic farming i