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2019-2020年北师大版高中英语选修七Unit 21Human Biology(lesson3.1)word学案学习目标By the end of the class, the students will be able to:l identify the structure of one type of discursive essays.l use the strategies of sequencing to put the text back together.l voice your feelings about epidemics.学习过程课前准备a) pleteb) datac) delayd) habite) mediaf) pillg) preventh) severei)testk) trend1.trial2.prohibit3.pause4.tendency5.acute6.statistics7.routine8.press9.tablet10.thorough课堂活动(一) 预习交流Check the answers.(二) 合作探究Name of the epidemicsTimePlaceCauses & EffectsBird Flu1997worldwide,take 100 lives500-550ADNorth Africa, the Middle East, EuropeBlack DeathStarted in Asia, Europe, Africa, the Middle East1918Similar as the Black DeathSARSChina , Canada, Vietnam, Singapore Hong Kong,-(三) 分层提高Exercise 4 Page 39(四) 总结归纳(五) 巩固反馈Finish the exercise.
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