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1、Lesson 26 Keep the Candle Burning【预习目标】1.记忆单词holder, shallow, lighter, match, examine, oxygen;短语use up, be made up of。2.掌握重点句型:When the candle stops burning, it has used up all the oxygen in the air.Because about one fifth of the air is made up of oxygen, the water rises and fills about one fifth of
2、 the jar.How far does the water rise?Let the candle burn for two or three minutes.【自主学习】-明确目标，自学文本任务一： 根据Lesson 26 Keep the Candle Burning预习课件掌握本节课的四会单词和短语。任务二： 听录音跟读课本Lesson 26 Keep the Candle Burning课文，跟读2-3遍，了解对话大意。并完成下面的练习题教材解读Read the text and find out main phrases and sentences.Main phrases:us
3、e upbe made up ofMain sentences:Science is so interesting!Fill the dish half full with water.Light the candle.Carefully put the jar over the candle until the top of the jar rests on the dish.The water inside the jar rises.Because about one fifth of the air is made up of oxygen, the water rises and f
4、ills about one fifth of the jar.【自学检测】-在线测学，质疑思学1在线测学：请你在平台完成以下自学检测作业(Unit 5-Lesson 26自学检测)，提交后自己看错题及解析。一、单项选择1He offered _ lighter and passed it to me.Aa Ban Cany D/2Our reading club shares ideas with each other _ one hour every Tuesday.Ato Bon Cat Dfor3_ of the students in Class 6 have lunch at sc
5、hool.ATwo fifth BOne thirds CThree fifth DThree quarters4Who does homework _,Tom，Jack or Bill?Bill.Amore carefully Bmore carefulCmost carefully Dmost careful5Dont keep the water _ when you dont use it. We should save water.Arun Bruns Crunning Dto run6The medical team _ ten doctors.Amakes up Bmakes u
6、p ofCis made up Dis made up of7He told the interviewer that he had run_out_of money to buy old bikes.Aput away Bturned offCtaken out Dused up8Tom knew nothing _ his friend told him.Abecause Buntil Csince Dif9He stood quietly and _ the cigarette.Alights Blights up Clit up Dlighted with10_ is it from your home to school?Its about ten minutes walk.AHow long BHow far CHow many DHow much【思学质疑】把你在本次课程学习中的困惑与建议如实写在下面，并拍照上传到讨论区(课前质疑)。_参考答案自学检测一、1-5 ADDCC 6-10 DDBCB