Unit 3 Science versus nature教學設計（表格式）

t: please watch the video first.let the students watch a short debate in english.t: what are they doing?s: they are having a debate.t: how many groups are included? who else is also there?s: there are two groups; one is for the topic, while the other is against the topic. and there is also a host.t: very good. today we’ll learn to have a debate in english. step iii readingduring this procedure, students are asked to skim the passage to form their opinions to lay the foundation of a debate and learn some useful expressions.t: look at these pictures, what can learn from them?s: we will be published by nature if we continue doing like this. only by protecting nature can we finally win. that is to say, we can enjoy ourselves and develop our world if we concern more about our nature.t: now let’s read a passage about man and nature and find out the main points, and then fill in the formman versus naturewhat humans have donethe effects on natureconclusionsuggested answers:man versus naturewhat humans have donethe effects on natureconclusiondevelop agriculture, fishing, hunting and tourismearth’s resources are overdeveloped.not everything that is best for nature is good for people.construct new water channels and create pollutionearth is further damaged.people enjoy healthy and productive lives, without the environment around them suffering. humans are using up natural resources at a fast rate.earth will be destroyed if humans continue doing in this way.human can only really win by protecting nature.thousands of acres of rainforest are destroyed.the choices they make are bad for the environment.many developed nations are now concerned about saving nature.step iv homeworkpreview the integrating skills(ii).

課     題

unit 3 science versus nature

課時9-9

integrating skills(ii)

主備人

swan

授 課 時 間

教 學 目 標help the students learn how to skim the passage for answers and how to write a persuasive argument.enable the students to read about nanotechology, stem sell research and a passage about organ transplant to write a persuasive argument.

教學重、難點how to write a persuasive argument.understand the nanotechnology and stem cell research and write a persuasive argument.

教、 學  具a projector and a tape recorder.

預習要求workbook教師活動內容、方式

學生活動內容、方式

旁  注step i greeting and revisiont: good morning, boys and girls.ss: good morning, miss wang.t: in this unit, we have talked about two new technologies, cloning and gm food. today we are going to talk about another two new technologies, nanotechnology and stem cell research. when each new technology is mentioned, two sides must be included, namely advantages and disadvantages. so i’m sure the advantages and disadvantages will be mentioned in the two passages about nanotechnology and stem cell research.