英語精品教案大綱版第二冊(cè)上unit9savingtheearth(第一課時(shí))-資料下載頁
2025-06-07 22:44本頁面
【正文】 discussion．They’re very helpful．(Give the students enough time to have a discussion and then ask the students who play the role of the local leader to read out their decisions．Compare them and choose the best decision．)Sample dialogue：A：Today we are here to decide whether we should burn the coal．Please tell uswhatever you think．B：I think we should burn the coal．1f we don’t burn it now，maybe it will beuseless in the future，New energy wi1l be used instead of coal，such as．solar energy．C：But burning coal causes too much pollution to our environment．1t pollutes the air badly. If nothing is done to stop its pollution to our earth，then we willHave no fresh air to breathe．D：Yes，I quite agree．I think we shouldn’t burn the coal now. It would be better[來源:]if we spend more money on science to find a better way of using the coal．Oncewe know how to burn it with out polluting the environment ,we can make full use of it．E：That sounds quite reasonable，but it’s clear that if we want to develop our area as soon as possible，we need money．How can we get money? We can only burn the coal to make the factories work to make money．If we stop using the coal now ,how shall we continue our production and development?…[來源:學(xué)|科|網(wǎng)Z|X|X|K]A：OK．All that you said are reasonable．I believe that we must try our best tofind a better way to use the coal．Meanwhile ,we must make sure that the factories which burn the coal take measures to stop polluting the environment．[來源:學(xué)科網(wǎng)ZXXK]Step V Summary and HomeworkT：Well done．After class，please write down your dialogue in your exercise book．Today．we’ve talked about our environment．We know that there are some big problems facing our earth．We must try to do what we can to protect the earth．Besides．we’ve practiced supporting an opinion．Who can e to the blackboard and write down the useful expressions we’ve practiced just now?(A student writes them down on the blackboard．If this student can39。t write all of them，the teacher may ask another student to write the other expressions．)[來源:學(xué)|科|網(wǎng)]T: Very good．After class, you need practise more to master them better。That’s a11 for today．See you tomorrow!Ss：Se you tomorrow!Step VI The Design of the Writing on the Blackboard Unit 9 Saving the earth The First PeriodUseful expressions：We must make sure that…It’s clear that…I believe that we must…I’m all for…If nothing is done…，then…I can39。t imagine that…Sure／Certainly／Absolutely．It would be better if we…Is there a better way to…[來源:學(xué)科網(wǎng)]Step Ⅶ Record after Teaching
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