1、Unit 1 How tall are you?Part B第三课时Hello!Im Little Duck.I am watching the sun go down.The sun is getting lower and lower（越低）.My shadow（影子）is getting longer and longer.Why is that？Why is my shadow gets longer when thesun gets lower?为什么当太阳越低的时候，我的影子越长？Old Trees says：The sun goes down every day,and we g
2、row older every day.Your shadow grows longer because you are getting taller.Do you agree with Old Tree?Why?你同意老树的说法吗？为什么？Tips:Little Ducks shadow gets longer is because of the sun.Read and circle.1.Choose a title for the story.A.Little Ducks shadow B.Old Trees shadow2.Who is younger?A.The tree.B.The
3、 duck.3.When is the ducks shadow longer?A.In the morning.B.In the afternoon.Read and circle.1.Choose a title for the story.A.Little Ducks shadow B.Old Trees shadow2.Who is younger?A.The tree.B.The duck.3.When is the ducks shadow longer?A.In the morning.B.In the afternoon.Read the story again and fin
4、ish the dialogue.Old Tree,the sun gets _,but myshadow gets_.Why?Thats easy.Your shadow gets longer because you are getting _ and growing _ every day.Read the story again and finish the dialogue.Old Tree,the sun gets lower,but myshadow gets longer.Why?Thats easy.Your shadow gets longer because you ar
5、e getting older and growing taller every day.Please circle the words with-er.low-lower long-longer old-oldersmart-smarter tall-taller比较级的变化规则（一）1.一般情况下，形容词原级变成比较级，直接加上er.2.形容词以e结尾，直接加r，比如：nice-nicer更漂亮的3.辅音字母加上y字母结尾，变y字母为i，再加er，比如：heavy-heavier更重的写出下列形容词的比较级1.tall _ 2.low _ 3.long _ 4.smart _ 5.old _ 写出下列形容词的比较级1.tall _ 2.low _ 3.long _ 4.smart _ 5.old _ tallerlowerlongersmarterolder Goodbye!Thank you!
