Unit4 Then and now Lets try&Lets talk教学设计一、教学目标（1）知识目标：能听懂lets try的内容并能完成练习。能够在图片和教师的帮助下理解对话大意，并回答读后问题。能够按照正确的语音、语调及意群朗读对话，并能进行角色表演。能够听、说、读、写，并在情景中运用句型 Before, I was Now, Im 对比过去和现在自己的变化。21教育网能够在语境中理解生词 different 和active 的意思，并能正确发音。（2）能力目标：在学习语篇课时，养成按意群、音素朗读的习惯，用目标句型和词汇读懂对过去以及现在人物长相以及性格、技能的变化。学生能用一般过去时态和一般现在时态对自己的变化或者好友的变化进行阐述以及对话。（3）情感目标通过感受人物的变化以及成长的含义，树立正确的价值观和人生观。二、教学重难点重点：能够听懂、会说、会表演Lets talk的内容，并在真实场景中运用所学语言进行交流和运用。21难点：能够正确运用一般现在时和一般过去时进行对比表达事物。三、教学准备1、教师准备与本课时相关的音、视频及课件，学生准备好做卡片的各式卡纸。2、组牌，奖励卡纸。3、学生准备小时候和现在的照片各一张。4、 教学方法情景教学法、导入法、交际法、游戏教学法、合作学习法。五、教学过程Step 1:Warm-up.1. Greetings.2. Play a game.review the words and phrases we have learnt in the last class.【设计意图】：用游戏来复习旧知，活跃气氛，夯实基础Step 2:Preview1、 show my two photos about past and present,and talk about them from four aspectsappearance character hobby skill【设计意图】：突破难点different、active.两个单词的同时也为后面的操练做引导、铺垫。2、 （点鼠标）play a video about students photos.Let students feel “we change a lot”from past to present.【设计意图】通过展示学生有趣的照片既可以活跃课堂气氛又可以导入本节课的话题our changes.3、Lead in the key word in this class our changesStep 3 Presentation创设情境: Time goes quickly. Six years ago, we were little boys and girls. But now were in Grade Six. Were going to middle school soon. So this class were going to have a farewell party in Mikes home.【设计意图】：让语言呈现在真实的情景中，导入新知。Lets try（点鼠标）1.T:Now,listen ,Mike and ChenJie are talking about sth. Lets listen and answer two questions. What are they talking about? . What grade was Mike in?2.Then answer: Which picture are they talking about?【设计意图】：让Lets try的对话以一张图片的形式呈现在学生脑海中，理解更直观。3. Read after the tape【设计意图】全面理解对话大意，纠正发音。Lets talk3.T:Now John join their conversation.Watch a video and answer a questionHow did Mike change?（点鼠标）【设计意图】：带着问题听初步了解文章大意及部分细节。4. Ss read the dialogues by themselves and answer How did John change?【设计意图】：进一步理解文章细节，回答问题。5.Ss read after the tape.（点鼠标）【设计意图】通过跟读纠正语音语调。Step4 PracticeSs practice the dialogues in groups of three. Then act out the dialogues in class.【设计意图】学生以小组形式操练对话既可以调动学生学习兴趣，用可以达到巩固、熟悉文章的目的。Step 5 Extension创设情境: . OK. Now,the party is going to start,Lets go to the party.Talk about yourself （点鼠标）T：Now take out your photos and work in pairs to talk about changes about yourselves.【设计意图】运用所学知识结合实际谈论自己的变化，为后面的写卡片环节做铺垫。Make cards(点鼠标）Make a card sending to your best friend.Ss put up their photos on the card, write down some sentences to introduce the changes about themselves.【设计意图】符合创设的实际情景，与上下环节环环相扣，锻炼学生写的能力。Send cards（点鼠标）Play a game and then send your card to your best friends.【设计意图】以游戏的形式将卡片送给做好的朋友既调动了学生的兴趣又达到了提升学生口语表达能力的目的。Watch a video 妈妈的等待【设计意图】情感教育，让学生通过视频中我和母亲的变化来感受母爱的伟大。Step6 Assessment 【设计意图】评价这节课中各小组表现，让学生体会小组合作的重要性。Step 7: HomeworkTalk about your family members changes.【设计意图】结合生活实际将所学知识学以致用。六、板书设计Unit 4 Then and nowBefore NowMike liked pink doesnt like was quiet is activeJohn was short couldnt ride his bike well goes cycling