情态动词must必须解读课件.ppt

1、Make sentences according to the pictures,using be good for/be bad for.Brushing teeth twice a day is good for our health.You must brush teeth twice a day.Keeping long fingernails is bad for our health.You must not keep long fingernails.&Dont keep long fingernails情态动词情态动词:must必须必须/must not不准、不许不准、不许+V

2、原原1,You must do homework now2,You mustnt smoke here.3,Must I clean the house now?Yes,you must.No,you neednt/dont have to.Read and match.Read do morning exercises read in the sun throw litter about wash hands before mealsMatch You mustYou mustnt Dont Discuss and write some school rules1,You mustnt wa

3、lk on the lawn.草坪草坪&Dont walk on the lawn.2,3,4,5,Discuss and write some school rules1,You mustnt/Dont walk on the lawn.草草坪坪2,You mustnt/Dont climb trees.3,You mustnt/Dont throw litter about.4,You mustnt/Dont take pets to school.5,You mustnt/Dont park cars near the school buildings.Some other school

4、 rules.You mustnt/Dont be late.You mustnt/Dont eat snacks.You mustnt/Dont fight.You mustnt/Dont smoke.不准迟到不准迟到.不准吃零食不准吃零食.不准打架不准打架.不准吸烟不准吸烟.SmokingListen again,fill in the blanks an article about smoking does your father smoke he thinks smoking can relax him smoking is bad for your health his teeth

5、are yellow he often coughs smoking is bad for your lungs It may cause cancer How terrible I must ask him to give up smoking (Maria and Wang Junfeng are reading _ in Renai English Post.)A:Maria,_?B:Yes,_.A:But,you know,_.B:Yes,_and_.A:Thats too bad.Look,the article says _ _._.B:Oh!_!_.Healthy habitsA

6、re these healthy habits?Why?Are these healthy habits?Why?Discuss and fill in the chart.HabitsReasonsHaving breakfastWalkingDrinking enough waterGoing to bed early and getting up early.Read 2a and mark T or FWe should go to school without breakfast.Breakfast gives you energy.We neednt drink enough wa

7、ter.Walking is necessary for us.Going to bed early and getting up early will keep you active.FTFTTRead 2a together.Language points of Section B1,must mustnt 2,give up sth./doing sth.3,throw sth.about4,Its necessary for sb.to do sth.5,keep sb./sth.+adj.Make sentences.ExercisesListen to 2b and fill in

8、 the blanks.wash before must not must not park1,Remember!Always _your hands _meals.2,You _take pets to school with you.3,You _throw litter about.Put it into the dustbin.4,Dont _near the school buildings.用所给词的适当形式填空用所给词的适当形式填空1,_(swim)is good _(exercise).2,I must ask him _(give)up _(smoke).3,Dont _(t

9、hrow)litter about.4,Going to school _(with)breakfast is bad.5,Its necessary for us _(drink)enough water.6,Sports can keep us _(healthily).选词填空选词填空1,The article _ smoking is bad for us.(writes/says)2,-Must we go home now?-No,you _.(mustnt/neednt)Homework：Talk about some other habits.Do exercises book.