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1、Unit 1 How tall are you?,Read and write,Part B,Learning goals,能够通过讨论图片中季节的变化激活相关背景知识及话题词汇；能够在文段中捕捉不同类型的信息，通过简单的推理，提炼出故事的主旨大意；能够根据阅读所获取的信息完成填充内容梗概的活动；能够独立思考并完成问题。,Lead-in,Look at the pictures and say the season words.,spring,summer,Look at the pictures and say the season words.,winter,autumn/fall,Can
2、 you describe the seasons?,Read and write,Spring is coming! The sky is clearer and the sun is brighter. Can you think of any other changes? Look and tick.,现在进行时表将来,Wu Yifan and his family are going on a trip tothe countryside. Wu Yifan has a story to tell Robin.,Can you answer Little Ducks question,
3、 Robin?,_ (Title)Little Duck is watching the sun go down. It is getting lower and lower, but his shadow is getting longer and longer.“Why is that?” Little Duck asks his friend Old Tree. “You are older and smarter than me. Tell mewhy is my shadow longer when the sun gets lower?” Old Tree says, “Thats
4、 easy, Little Duck. The sun goes down every day, and we grow older everyday. Your shadow grows longer because you are growing taller. You are becoming a big beautiful bird!”,课文解读,“be+doing”现在进行时，表示“正在”,watch 观看,表示“变得越来越”,影子,（太阳）落山,太阳的光照主要影响物体影子的朝向和长度1. 太阳的光照方向与影子朝向相反，如太阳如果日出东北，那么影子就朝西南，如果太阳日落西北，那么影子
5、就朝东南。所以影子的朝向通常被用来判断日出和日落的方向。2. 太阳高度角影响物体影子长度，太阳高度角越小影子越长，反之则影子越短。一天中太阳高度在日出和日落时是最长的，且日出和日落影子相等。而正午时影子为一天中最短的。,知识拓展,太阳与影子的关系：,Read and circle.,1. Choose a title for the story.A. Little Ducks shadow B. Old trees shadow 2. Who is younger?A. The tree. B. The duck.3. When is the ducks shadow longer?A. In
6、 the morning. B. in the afternoon.,Read the story again and finish the dialogue.,Little Duck: Old tree, the sun gets _，but my shadow gets _. Why?Old Tree: Thats easy. Your shadow gets longer because you are getting _and growing _ every day.Little Duck: So what will happen to me ?Old Tree: Well,longe
7、r and longer,lower and lower,older,taller,Think and discuss.,1. Do you agree with old tree? Why?2. Can you answer little ducks question? Whats your answer?3. Please circle the words with“-er”. Then talk about the changes in your friends.,lower, longer, older, taller,Summary,现在进行时表将来：,Spring is comin
8、g!,现在进行时：,Little Duck is watching the sun go down.,“be+doing”现在进行时，表示“正在”,Example,The bus is coming!,They are waiting for the bus.,变得越来越：,get+形容词比较级+and+形容词比较级,Example,The balloon gets bigger and bigger.,类似的词：turn、become,Exercise,( ) 1. _ is coming. The sky is clearer and the day is warmer. A. Spring B. Winter C. Summer( ) 2. The ducks shadow is _ when the sun gets lower. A. shorter B. longer C. older( ) 3. Hes_ a basketball match on TV. A. looking B. seeing C. watching,单项选择。,A,B,C,Homework,Retell the story in dialogue with your partner.,更多资料请关注“小学教师园地”公众号,