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Unit4 Then and now,Part B Lets wrap it up,Lets sing,Changes in me Now I am taller, taller than before. Every day I grow bigger. Every day I grow more. Once I was a young boy,younger than I am today. Now I am a big boy, and Im bigger every day. For school I got up early, ealier than before. Every day I get up early, sometimes at four! Once I didnt talk a lot, I wasnt an active boy. But now I talk more than before. I always talk with joy!,Look and describe,read a book,under the tree,Look and describe,ride a bike,go cycling,Look and describe,ice-skate,go ice-skating,Part 1：Lets check,3,1,2,Cross the words you didnt hear,gym dining hall grass cycling ice-skating badminton,Part 2:Lets wrap it up,It was raining. Now ,In summer, the tree was green . Now,There was a building before. Now,It was an egg. Now,Chen Jie was short .now she is 1.5 metres tall,The cat was on the chair. Now,Look and say,egg,hen,It was an egg. (before) Now it is a hen.,Look and say,rainy,sunny,It was rainy. Now it is sunny.,Look and say,green,yellow,In summer, the tree was green . Now it is yellow.,Look and say,building,grass,There was a building before. Now there is some grass .,Look and say,on,under,The cat was on the chair. Now the cat is under the chair.,Look and say,short,tall,Chen Jie was short .Now she is tall.,1.5,1.2,1.Words 2.Sentences,（复习）,Part 3:Review,Words:Lets read,dining hall grass gym go cycling,饭厅 草坪 体育馆 骑自行车运动,ice-skate play badminton go ice-skating had a race woke up,滑冰 打羽毛球 去滑冰 跑步比赛 睡醒,Sentences,There was no library in my old school. 我以前的学校里没有图书馆。 Tell us about your school, please! 请给我们讲讲您的学校吧。,How do you know that? 你怎么知道的？ There were no computers or Internet in my time. 我那时候没有电脑也没有网络。,Before, I was quiet. 以前我很安静。 Now Im very active in class. 现在我在课堂上很活跃。 I couldnt ride my bike well. 我自行车骑得不好。,Part 4:key point,1.there be 句型表达变化 2.一般过去时态的否定句形式,1.There be句型表达变化:,现在时：There is +单数. There are +复数 过去时：There was +单数 There were+复数,Exercises 1,1、There an apple on the table. A、is B、are C、 were 2、There two apples on the table. A、is B、are C、 was 3、There no gyms in my school two years ago. A、is B、was C、 were 4、There no library in my school two years ago. A、is B、were C、 was,A,B,C,C,2.一般过去时态的否定句形式,（1）找动词was，were，could直接加not. was not = wasnt were not = werent could not = couldnt,I was short before.（改为否定句） I wasnt short before. They were old. （改为否定句） They werent old. He could ride a bike before. （改为否定句） He couldnt ride a bike before.,Exercises 2,2.一般过去时态的否定句形式,(2)没有was，were，找出动词过去式，动词前加didnt，didnt加动词原形，其他照抄。 I rode a bike yesterday.（改为否定句）,一般过去时态的否定句形式,2没有was，were，找出动词过去式，动词前加didnt，didnt加动词原形，其他照抄。 I rode a bike yesterday.（改为否定句） I didnt ride a bike yesterday.,1I went shopping yesterday. 2I took pictures last Sunday. 3He played football last Saturday. 4She bought gifts last night. 5We drank tea the day before yesterday.,Exercises 3 将下面的句子改为否定句,1I went shopping yesterday. I didnt go shopping yesterday. 2I took pictures last Sunday. I didnt take pictures last Sunday.,3He played football last Saturday. He didnt play football last Saturday. 4She bought gifts last night. She didnt buy gifts last night. 5We drank tea the day before yesterday. We didnt drink tea the day before yesterday.,一、听力任务; 二、复习; 三、There be句型表达变化; 四、一般过去时态的否定句式。,Make a summary,Homework,1复习Unit 4，做一份单元小结，谈谈在这个单元你学到了什么. 2完成本课时配套的练习题。 3.写出5个过去和现在比较的句子。 例如：I was short before. Now I am tall. The tree was yellow before.Now it is green. There was a building before. Now there is a lake.,Thank you ! Goodbye！,同学们,来学校和回家的路上要注意安全,同学们,来学校和回家的路上要注意安全,
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