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1、教学课件陕陕旅旅版版六六年年级级上上册册英英语语Unit 3 Care for the Earth陕旅六年级上册陕旅六年级上册Part ALead-inWhich picture is more beautiful?Green earth绿色地球绿色地球 Gray earth 灰色地球灰色地球 Today we are going to learn how to care for our green earth.New words care forearthpick flowersdirty关爱；照料关爱；照料地球地球采；摘采；摘砍伐；把砍伐；把砍倒砍倒cut down摘花摘花make the
2、 air dirty脏的脏的waste污染空气污染空气pick 浪费浪费drivedrive a carmoreWorld Car Free Day驾驶；（开车）驾驶；（开车）开车开车更多的更多的世界无车日世界无车日have to必须；不得不必须；不得不something某事；某物某事；某物think想；认为想；认为New wordsRead and think Bird:Help!Help!Colin:Whats the matter,little bird?Bird:I cant find my home.What should I do?Colin:Oh,poor little bird
3、!Fish:Help!Help!Wu Chen:Whats the matter,little fish?Fish:The water is too dirty.I cant live here.Wu Chen:Oh,poor little fish!Why does the little bird and little fish say help?Little bird:Because the trees are cut down(被砍伐被砍伐)，the little bird loses its home forest.So it calls for help.Little fish:Be
4、cause the water is polluted(被污染被污染),the river becomes dirty.So the fish has no place to live.Look and circle What should we do?Lets learnpick flowers 摘花摘花We should not pick flowers.cut down trees 砍伐树木砍伐树木Cutting down trees is bad for our earth.make the air dirty污染空气污染空气The new factory makes the air
5、dirty.waste water 浪费水浪费水Water is priceless(无价的无价的),we should not waste water.drive a car驾驶；开车驾驶；开车My father can drive a car.the earth地球地球We should protect(保护保护)the earth.Are these behaviors good for our earth?No,they are bad for our earth.Picking flowers and cutting down trees make our forest less a
6、nd less(越来越少越来越少).Driving cars make the air dirty.We should stop these bad behaviors so that we have a good earth.Lets talk Mom:Some more soup,dear?Su Nan:Thanks,Mom.But I have no time.I have to clean my bike.Mom:Are you going to school by bike?Why not go in your dads car?Su Nan:We shouldnt drive th
7、e car today.Mom:Why?Su Nan:Because today is World Car Free Day.Its time do something for our earth.Mom:I see.I think I should go to work on foot today.Su Nan:Great,Mom!Thank you.Mom:Some more soup,dear?Su Nan:Thanks,Mom.But I have no time.I have to _.Mom:Are you going to school by bike?Why not go in
8、 your dads car?Su Nan:We shouldnt _ today.Mom:Why?Su Nan:Because today is_.Its _do something for our earth.Mom:I see.I think I should go to work _today.Su Nan:Great,Mom!Thank you.Fill the blanks.clean my bikedrive the car World Car Free Day timeon footRead and answer.1.When is World Car Free Day?2.W
9、hy does Su Nan stop eating?3.Does Su Nan go to school in his fathers car?why?4.How will Su Nans mother go to work?September 22.Because he has to clean his bike.No,he doesnt.Because its World Car Free Day.On foot.1.I have to clean my bike.我必须去清洁我的自行车。我必须去清洁我的自行车。【句型剖析句型剖析】本句中本句中have to是情态动词，意为是情态动词，意
10、为“必须；不得不必须；不得不”。其后要接其后要接动词原形动词原形，有人称、数和时态的变化。，有人称、数和时态的变化。【例句例句】I have to go to school on Monday.我星期一不得不去上学。我星期一不得不去上学。She has to go now.她现在不得不走了。她现在不得不走了。Language pointshave to不得不不得不;必须必须强调客观的需要，强调客观的需要，有人称、数和时有人称、数和时态的变化。态的变化。must必须必须强调说话人主观强调说话人主观上的看法。没有上的看法。没有人称、数和人称、数和时态的变化。时态的变化。have to与与must2
11、.Are you going to school by bike？你打算骑自行车去学校吗？你打算骑自行车去学校吗？【句型剖析句型剖析】本句是本句是一般将来时态的一般疑问句一般将来时态的一般疑问句。它的陈述句。它的陈述句为：为：I am going to school by bike.我打算骑自行我打算骑自行车去学校。车去学校。主语主语+be going to+动词原形动词原形，表示，表示“某人打算或将要做某事某人打算或将要做某事”，是一般将来时态的一，是一般将来时态的一种形式。一般将来时态还有另一种形式：种形式。一般将来时态还有另一种形式：主语主语+will+动词原形动词原形，表示，表示“某人
12、将要做某事某人将要做某事”。【例句例句】I am going to play the violin.我打算拉小提琴。我打算拉小提琴。I will go to Beijing this summer holiday.这个暑假，我将要去北京。这个暑假，我将要去北京。【练一练练一练】I am going to learn English.(将句子变为一将句子变为一般疑问句般疑问句)_Are you going to learn English?3.Why not go in your dads car?为什么不坐你爸爸的车呢？为什么不坐你爸爸的车呢？【句型剖析句型剖析】本句中本句中“why not+
13、动词原形动词原形”这个结构经常用来表示这个结构经常用来表示向对方向对方提出建议提出建议，也可用来，也可用来反问反问，意为，意为“何不何不/为什为什么不做某事呢么不做某事呢?”。它的完整形式为。它的完整形式为“Why dont you do sth.?”，本句中的，本句中的why并不是用来询问原因的。并不是用来询问原因的。【例句例句】Why not go boating in the park?为什么不去公园里划船呢为什么不去公园里划船呢?【拓展拓展】How about+doing sth.也是用来表示建也是用来表示建议、提议的句型，但是议、提议的句型，但是how about后面接后面接动词的动
14、词的-ing形式形式。【例句例句】How about going swimming in the pool?在游泳池里游泳怎么样？在游泳池里游泳怎么样？【练一练练一练】Why not _ to play in spring?A.go out B.going out C.goes out4.I think I should go to work on foot today.我想我今天应该步行上班。我想我今天应该步行上班。【句型剖析句型剖析】should是情态动词，意为是情态动词，意为“应该应该”，后面接，后面接动词原动词原形形，它的否定形式是，它的否定形式是shouldnt，意为，意为“不应该不
15、应该”。【例句例句】We should be nice to others.我们应该对其他人友好。我们应该对其他人友好。We shouldnt go to school late.我们不应该上学迟到。我们不应该上学迟到。In a Cottage in a WoodIn a cottage in a wood,Little man by the window stood,He saw a rabbit hopping by,Knocking at the door.“Help me!Help me!Help me!”He said,“Before the hunter shoots me dea
16、d.”“Little rabbit,come to me,happy we will be.”Exercise 单项选择。单项选择。1.I _clean my bike.A.do B.have C.have to2.Whats the matter _ you?A.for B.with C.to3.Are you going to school _bike?A.by B.to C.take 4.Why not_ in your dads car?A.going B.go C.goes5.We shouldnt _a car today.A.drives B.to drive C.driveC B A B C 谢谢观赏
