英语人教版六年级下册Unit4Then and nowPB Lets talk.doc

Unit4 Then and now PB Lets talk教学目标：1.能够在图片、视频和老师的帮助下理解对话大意，并回答读后问题。 2.能够听、说、读、写，并在情境中运用句型：Before,I was.Now,I am.教学重点：能够运用句型：Before,I was.Now,I am.描述自己的变化。教学难点：正确区分和使用过去式和一般现在时。教法与教具：PPT教学过程：Step1.Warm-up 1.Greeting. 2.Free talkT:.How are you?What did you do yesterday?S:Im.I.(Show a picture)T:Who is she?Whats she like?S:Shes Miss Zou.She is.Step2.Presentation1. Look ,guess and sayT:Yes,Its me.Im. I have.(Show the tips:some useful words)But,20 years ago,what was I like?Can you guess?S:Miss Zou was.Miss Zou had.Show another picture of the teacher.Let students talk about it .T：Well,but just Miss Zou changed a lot?Ss:No,we all changed.2. IntroduceT:I got some interesting photos .Lets have a look. Show some pictures of the students.Let ss introduce by themselvesBefore,I was.Now,I am.Before,heshe was.Now,heshe is.3. Learn new sentencesBefore,he couldnt.Now,he can.4. Practice:Look and sayBefore,I couldnt.Now,I can.引出：We are all different now!教学：different：不同的5；SummeryA:Before,I was.Now,I am.B:Before,I had.Now,I have.C:Before,I couldnt.Now,I can.6. Lets try(1) Listen to the tape.Then circle out the right answers.(2) Check the answers together.7. Lets talk(1) Watch and answerQ:How did Mike change?Listen,watch and answer(2) Watch the videoCheck the answer(3) Watch again(4) Read together ,in groups (5) Role-play(6) Read and fill in the blanksStep3.Consolidation and extension1. Look and sayT:Ok,just now Chen Jie,John and us saw some Mikes old photos.Now John will show us his old photos .John:There are many old photos in my phone.Show out the pictures and let ss talk about them.Before,I.Now,I.2. Let shareShare with your partner.How did you change?A:Before,I was.Now,I am.B:Before,I had.Now,I have.C:Before,I couldnt.Now,I can.D:Before,I didnt like.Now,I like.ABCD We are a