Chapter5watertalk-王春玲.ppt

Guess : Who am I?I have no color, smell or shapeI come from the rivers, lakes and seas.I can change into liquid,solid or gas.You can see me every day.waterA RiddleGuidingChapter 5 Water Talk 教学目标Teaching aimsl1, Students can know the new words and phrases.l2, Students know how we get water and the importance of water.l3.Understand the circle of the water.How much do you know about water? Try the short quiz. Circle the correct answers.1 you can live without water for a few____. a days b hours c weeks2 You body needs _____ litres of water daily. a two b eight c four3 When you exercise, the amount of water you need _____. a increases b remains the same c decreases4When you freeze the water, it becomes a ______. a liquid b gas c solid 5About ______ of the Earth is covered by water. a one third b two thirds c one half6The scientific symbol for water is ______. a H2O b H2O2 c HO2Before you read the story, look at the title of the story and the picture, and then answer this question.Who are talking in the story?A girl and a drop of water. 自学指导自学指导Question 1(self-study)Why did the water sound impatient?Because Daisy didn't turn off the tap.Read through the story quickly and answer the questions.What did the water and Daisy talk about?A.They talked about what the water is. B.They talked about the water’s journey.C.They talked about what Daisy and Benny did in the bathroom.Question 2(self-study)Question 3 (self-study)•Why did Benny think Daisy was weird?•Because he didn't believe she was talking to water.A. The water tells Daisy to turn the tap off, and she is surprised. B. Daisy tells Benny that she has talked to the water, and Benny thinks she is weird.C. Daisy is brushing her teeth with the tap on.D. The water tells Daisy about its long journey from a cloud in Yunnan and where it will go. It reminds her not to waste or pollute water.P1P2-3P4-14P15-17探究交流探究交流Question 4 (discussing) Matchcloud streamthe Yangtze Riverreservoirthe Huangpu Riverwater treatment workssewage plantseaTask 2 Retell the journey of water(discussing) 展示释疑展示释疑cloudYanze RiverreservoirHuangpu Riverwater treatment worksPipes under the streetbathroomSewage plantseariverstream训练提升训练提升 The journey of water I was ________ in a cloud many days ago. Then I ________into a stream and People _______into a reservoir. I _______ there for a few days. I was _____ after my journey so people took me to a water _________ works. People _____ me up and ___ some chemicals to me.floatingdroppedcarried relaxeddirtytreatmentcleanedaddedlI in the pipe under the streets. When people have with me, I’ll go to a plant. Finally I’ll go back to the I’m . Don’t or me. That’s my journey. travelled seafinishedsewage valuable waste pollute•Oral work: Read the story and retell the long journey of the water.•Written work:•Exercises C and E on page 65.Thank you。