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1、World Day: 3.22 Salty water: 97.5% Fresh water: 2.5%,Water,How much do you know about water?,1. Multiple choice (抢答题),1. When is the Water Day? A. 3.12 B. 3.22 C.4.1,2. Water covers about _of Earth. one third B. two thirds C. half,3. About _of the water on earth is fresh water. A. 2.5% B.3.5% C. 4.5
2、%,4. Your body needs about _liters of water every day. A. two B. three C. four,5. You can live without water for a few_. A. days B. weeks C. hours,6. About _of our bodies are water. A. 20-25% B. 40-45% C. 65-70%,7. When the temperature falls below 0 water will _. A. freeze B. boil C. become gas,8. W
3、hen the temperature is 100 , water will _. A. freeze B. become solid C. boil,9. How many forms does water have? A. two B. three C. four,10. What are the three forms of water? solid, ice, snow B. liquid, rain, water C. gas, solid, water,2. 必答题,banana apple orange pear,3. presentation,Topic : water,Su
4、mmary,Information about water,Homework,Group one: para1 4 beginning she asked. Group two: para58 Im water Daisy asked. Group three: para912 Yesagain? Group four: 1316 Yesthe end. You need to find out the words, phrases, and sentences you dont understand, or you think they are important. You may choose three members to present these in class. One is for words, one for phrases and the last one for sentences.,Todays winner is ?,Thank you for your cooperation!,