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1、1.Should we drop litter in the park?2.Should we drop litter in the library?3.Should we drop litter in the cinema?,Lets think:,You can answer the questions like these:,B.No,we mustnt.,A.Yes,we should.,Save the earth,Our Only Home.保护地球，我们唯一的家,Save the earth,our only home.保护地球，我们唯一的家。,Unit 7 You mustnt
2、 drop litter in the park!,第七单元 你禁止在公园里乱扔垃圾！,must 必须，一定 情态动词，后接动词原形；其否定形式mustnt表示禁止。drop litter 扔垃圾 drop 下降，落下 litter 垃圾in the park 在公园里（介词短语，表地点）,Now look at the picture,and make sentences with the following wdrds.,You must.You mustnt.drop litter jumpshout kickpick paintrun playeat talkwash climbsle
3、ep fishdrawridebounce,in the park,in the library,in the classroom,at home,in the park 在公园里pick flowers 摘花pick apples on the tree 摘树上的苹果throw food at animals 向动物们投食物stand and shout in the boat 站在船上喊叫sit on the grass 坐在草地上kick the tree 踢树in the river 在河里You mustnt throw food at animals.禁止向动物投食物。-There
4、 are some dolphins in the river.-Really?I cant see them.,New words and expressions:,注：红色字体为考点,Listen to the recording,then repeat and translate.,Exercises:,连词成句1.a standing on a parrot book is there_2.animals throw at food mustnt you_ 选择填空1.There _ a playground in our school.A.are C.am2.There _ thre
5、e dogs _ in a big box.A.is,sleep C.are,sleep3.You mustnt _ late for the meeting.A.are C.is,There is a parrot standing on a book.,You nustnt throw food at animals.,B.is,B.are,sleeping,B.be,The second lesson:,Revision:There be 句型,There are+可数名词复数There is+可数名词单数/不可数名词记忆口诀：There be句型有特点，主语跟在be后面。单数主语用is
6、，复数用are也不难。多个主语并列时，be随第一主语变。否定be后加not，疑问be在there前。介词短语表地点，“有”是“存在”记心间。,Part 9：,There is a hen standing on the ball.There is a frog sitting in the bag.There is a mouse hiding under the hat.There is a boy standing in the big cup.There is a monkey sitting on the big banana.There is a bear sitting on th
7、e mat.There is a cat sleeping on the bed.,There are three bees flying around the flower.There are three mice sitting on the elephants trunk.（象鼻）There are two pandas sitting in the boat.There are four rabbits playing on the grass.There are two snakes climbing in the tree.There are some birds eating on the roof.There are some chicks standing in the box.,考点：There is a parrot standing on a book.There are two cats sleeping in a big shoes.,Part 5:,parkducksfollowtwo catsafter,two sheepbehindtwo cowsloudlyhappy,The third lesson:,Homework:,GOODBYE!,
