高中英语环境保护教案.docVIP

高中英语环境保护教案 英语环境保护教案 THE BISON ON THE PLAINS OF AMERICA Teaching Aims: 1.Learn and master the following: (1)Words :plain kilogram clothing chief afterwards widespread rot supply chain of wildlife willing category (2)Phrases: in huge numbers from…(time)on/onwards make agreements with die out in turn have an effect on ; the balance of nature 2.Review Non-finite Verbs and words used to describe a place. 3.Train the students’ integrating skills, especially writing skill. 4.Develop the ss the sense of protecting the environment and keeping the balance of nature. Teaching Important Points: 1.Master the following useful phrases :in huge numbers from…(time)on/onwards; make agreements with die out in turn; have an effect on 2.Learn to write a comparison essay. Teaching Difficult Points: 1.How to help the students understand the passage better. 2.How to help the students finish the task of writing. 3.How to develop the ss the sense of protecting the environment and keeping the balance of nature. Teaching methods: 1.Revision to consolidate what we’ve learnt in the unit. 2.Fast and careful reading to help the students understand the passage better. 3.Discussion to help the students prepare for writing. Teaching Aids: 1.the multimedia 2.the blackboard Teaching Procedures: Step Ⅰ Greetings Greet the whole class as usual. Step Ⅱ Revision T: Yesterday we reviewed Non-finite Verbs, especially their passive forms. Do you remember that? Ss: Yes . T: Very good. xxx, can you tell us how to change “to do” and “doing” into their passive forms? S1:The passive from of “to do” is “to be done”,while the passive form of “doing” is “being done”. T: Can you make sentences with “to be done” and “being done”? 5.( )Later settlers made use of the bison in the same way as the native Americans. After reading, first do it by yourself, and then check your answers with your partner. At last, I’ll check the answers. Suggested answers: 1.F The first settlers on the plai