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1、第1页/共21页Must I do some cooking on weekends?A.Yes,I must.B.No,I neednt./dont have to.Must I do some washing on weekends?A.Yes,I must.B.No,I neednt./dont have to.Must I tidy my room on weekends?A.Yes,I must.B.No,I neednt./dont have to.Must I sweep the floor on weekends?A.Yes,I must.B.No,I neednt./dont
2、 have to.第2页/共21页exercise often to build up our bodies.第3页/共21页change our clothes often.第4页/共21页go to crowded places.第5页/共21页keep the windows open.第6页/共21页exercise often to build up our bodies.change our clothes often.keep keep the windows the windows open.open.go to crowded places.Must we?Yes,we mu
3、st.No,we neednt/dont have to 第7页/共21页Drink a lot of water.Wash hands often.What should we do to prevent the flu?第8页/共21页Eat healthy food.Dont go to crowded places.第9页/共21页Do more exercise.Open the windows.see a doctor.第10页/共21页Pair workMake similar conversations after the example.Example:A:Must we d
4、o exercise to prevent the flu?B:Yes,we must./No,we dont have to./No,we neednt.do exercisesee a doctor.change our clothes often.第11页/共21页3Work alone（录音1）A.Listen and circle the symptoms of the flu that you hear.feverheadachetoothachesore throatcoughbackachestomachachesore eyes第12页/共21页B.Listen again.
5、Check()the advice you hear（录音1）.Should drink lots of boiled water take some cold pills lie down and take a good rest brush your teeth twice a dayShouldnt work on the Internet too long go to crowded places play sports too much eat hot food第13页/共21页Answer the questions:1.Whats Kangkangs father?2.What
6、do you know about the flu according to the tape?3.Must we go to see a doctor at once when we have the flu?He is a doctor.The flu is spreading quickly among people.Yes,we must.第14页/共21页spread；V.蔓延，传播蔓延，传播eg.The fire spread from the factory nearby 火从附近的工厂蔓延出来。火从附近的工厂蔓延出来。The disease spreads all over t
7、he world.那种病在全国蔓延开来。那种病在全国蔓延开来。Prevent V.防止，预防防止，预防 eg.We should wash hands before meals to prevent germs.prevent sb./sth.(from)doing sth.=stop sb./sth.(from)doing sth.=keep sb./sth.from doing sth.eg.Toms mother tried to prevent him from _(play)computer games.playing第15页/共21页1bWork aloneCheck()Dr.Li
8、s advice according to 1a.1.do exercise often2.keep the air fresh3.go to bed early4.wash hands and change clothes often5.keep our rooms clean6.drink enough water7.take some medicine8.keep away from crowded places第16页/共21页Can you retell?K:Mom,!Dad isTV!M:Ok!J:,Dr Li?Dr.:Sure,J:The flu is these days.So
9、 what should we do it?Dr.:Well,first,We shouldto build us up.Second,we should andall the time.Third,we should wash our hands andoften.Finally,we go to.J:Must we go to at once when we?Dr.:Yes,we must.J:Thank you.Well.第17页/共21页快点快点开始做开始做和和谈话谈话一直一直拥挤的地方拥挤的地方接纳某人的建议接纳某人的建议远离远离最好不要做某事最好不要做某事立刻立刻在人们之间传播在人
10、们之间传播使使身体强健身体强健运动过量运动过量hurry upgo aheadtalk with/to sb.all the timecrowded placesfollow/take ones advicekeep away fromhad better not do sthat oncespread among peoplebuild sb.up do sports too much第18页/共21页我们应该做什么来阻止它？我们应该做什么来阻止它？我们应该始终保持房间干净和空气清新。我们应该始终保持房间干净和空气清新。我们必须运动来预防流感吗？是的我们必须运动来预防流感吗？是的/不，不需要不，不需要.目前流感在人们之中迅速蔓延。目前流感在人们之中迅速蔓延。What should we do to prevent it?We should keep our rooms clean and the air fresh all the time.-Must we do exercise to prevent the flu?-Yes,we must./No,we neednt/dont have to.What should we do to prevent it?第19页/共21页第20页/共21页感谢您的观看！第21页/共21页