Factsaboutwater.pptx

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,2019/4/15,#,Unit 5 More practice,More Facts about,W,ATER,Warming up,Blue planet,Do you know other forms of water?What are they?,Ice,rain,vapour,The International World Water Day is on March 22.,2.The water you use today may come back to you after some water cycles,.,3.Our body needs only 1 litre water a day.,T,A quiz about water:please say T or F,T,More Facts about,W,ATER,Ocean water,Salt water,groundwater,fresh water,1.About _ of the human body is water.,50%B.30%C.70%,2.About _ of the Earth is water.,A.80%B.75%C.60%,3.If water drips from the tap every 10 seconds,we will waste about _ litres of water a year.,215 B.315 C.415,4.Is groundwater safe to drink?,A.Yes,it is.B No,it isnt.C We dont know.,5.Having a shower instead of a bath can save up to _ litres of water a week.,A.400 B.300 C.200,Task One:,First listening,Second listening,human,drinkable,groundwater,tap,shower,bath,dripping,Instead of,Therefore,twice as much water as,drips,What does it mean?,70%,75%,400,About 70%of the human body is water,Oceans cover about 75%of the Earth.,Having a shower instead of a bath can save 400 litres a week,We need water to?,flush toilet,we can do small things to save water,After we.,use the water to,we can.instead of.,we can save,we shouldnt.for a long time.,when we.we can.,Make a speech:How can we save water,做一个如何节约用水的演讲。,内容：水资源的现状，水遇到的困境及如何节约用水,Water is valuable.,1.About 70%of the human body is water.,2.,The,ways to save,water.,First,dont leave the tap on when you wash the dishes.,Second,Third,Fourth,How to save water?,Can you think of ways to save water?,Ways to save,water,Take shorter showers.,Take a shower instead of a bath.,Dont take a shower with running water for a long time,Turn the tap off when you are brushing your teeth and washing your hands.,Wash vegetables in a container,not under running water.,Use the dishwasher for full loads only.,Use the washing machine for full loads only.,Try to reuse water.,Dont use a dripping tap.,No water,no life!,Nobody hopes to see that,the last drop of water will be our tears.,Act right now and save water!,