Unit 1 Past and present
Comic strip and Welcome to the unit
一、教学目标
1. New words and phrases: past, present, just, used to
2. New structures: Have you seen my food? Yes, I’ve just eaten it.
You used to share food with me!
How did you go to school when you were a student?
3. Students can talk about the changes around them.
4. Students can talk about the advantages and disadvantages of change.
5. Students can get to know the present perfect tense.
二、教学重难点
1. Talk about different transport at different times.
2. Get to know the present perfect tense.
三、教学过程
Comic strip
Step 1 Warming-up
1. Work in groups and talk about the changes around us.
2. Present pictures to help students know the changes around us.
(1) People (2) Transport (3) House (4) Environment
【设计意图】通过比较20世纪70年代和80年代的三大件与现代的三大件，激发学生积极思考，大胆讨论身边的变化。再用图片展示，引出in the past和at present，进入本课话题。
Step 2 Presentation
Let students watch a video about a conversation between Eddie and Hobo and answer the following questions.
1. What was in the bowl an hour ago?
2. Why did Eddie eat Hobo’s food?
Step 3 Practice
1. Let students listen and repeat the conversation in Comic strip. Pay attention to the pronunciation and intonation.
2. Read and fill in the blanks based on the conversation in Comic strip.
3. Work in pairs and act out the comic strip.
4. Read and translate.
(1) Present sentences using the present perfect tense. Ask students to find more sentences.
(2) Ask students to translate the sentences into Chinese.
(3) Present more examples.
【设计意图】通过观看动画片段，让学生讨论Eddie和Hobo的变化，理解对话内容，并完成拓展练习。然后呈现例句，引导学生初步感知现在完成时的用法。
Welcome to the unit
Step 1 Presentation
1. Look at a picture and talk about how people go back home for the Spring Festival.
2. Look at pictures about different forms of transport and finish Part A.
3. Listen to the conversation in Part B and then try to answer the following questions.
(1) How did Millie’s father go to school when he was a student?
(2) Why does Millie take a bus now?
【设计意图】通过创设情境，带领学生复习已知的交通工具的名称，同时引导学生根据实际情况选择合适的交通工具出行。在听力环节，让学生带着问题听对话，训练他们获取细节信息的能力。
Step 2 Practice
Talk about different transport used in the past and at present. Use the following model to make up new conversations.
A: How did you … when you were …?
B: I used to … by …
A: Why didn’t you take a …?
B: Because …
A: How do you … now?
B: I … by … It’s …
【设计意图】创设真实情境，让学生根据图表中的信息运用所学知识编对话，有效锻炼学生的口头表达能力。
Step 3 Consolidation
1. Talk about the following questions.
Where did you go during the winter holiday? How did you go there? Why?
2. Discuss the advantages and disadvantages of change.
(1) What advantages and disadvantages do modern forms of transportation bring us?
(2) What types of transportation do you prefer?
(3) Why should we choose public transport?
3. Let students travel by public transport and protect the earth.
【设计意图】通过不同形式的活动，巩固所学的关于交通工具的知识。通过最后的讨论环节，引导学生思考“改变”对我们的生活带来的影响，同时培养学生绿色出行的意识。
Step 4 Homework
1. Remember the new words, phrases and structures.
2. Preview Reading.
课件21张PPT。Unit 1 Past and present
Comic strip and Welcome to the unitComic strip Warming upFree talkTalk about the changes around us.三大件的变迁Warming upchanges in the past at presentin the past at presentin the past at presentin the past at present PresentationWatch and answer1. What was in the bowl an hour ago?
2. Why did Eddie eat Hobo’s food?Watch a video and answer the following questions. PracticeListen and read PracticeFill in the blanks
Hobo’s food ____ in the _____ an hour ago. But it isn’t there now. Why? Eddie has just ______ it because he was _______. Hobo thinks Eddie has ________ and he used to _____ _____ with him. While Eddie thinks the same way because Hobo _____ to __ ____ ____to him.
wasbowleatenhungrychangedbe so kindshare foodused PracticePlay rolesPracticeRead and translateEddie, have you seen my food?
I’ve just eaten it.
You’ve eaten my food?
You’ve changed, Eddie.
You’ve changed too.Find more sentencesCan you translate them into Chinese?He has just (刚刚)
watered the
flowers.PracticeEddie has changed a lot.
I have just eaten it.
We have already learnt 10 English songs.
He has never seen a 4-D film.More examples:
Welcome to the unitPresentationFree talkHow will people go back home for the Spring Festival?Presentation coach bus taxi underground train planeFinish Part A on P7.Different forms of transportHow do you go to school every day?PresentationListen and answer1. How did Millie’s father go to school when he was a student?
2. Why does Millie take a bus now?
Listen to B and answer the following questions.He used to go to school by bike.Because it is easy and fast.PractiseA: How did you … when you were…?
B: I used to … by …
A: Why didn’t you take a …?
B: Because …
A: How do you … now?
B: I … by … It’s …Talk about different transport based on the following information.ConsolidationWhere did you go during the winter holiday?
How did you go there? Why?Do a survey in your group and make a report. ConsolidationDiscussAdvantages and disadvantages of change 1. What advantages and disadvantages do modern forms of
transportation bring us?
2. What types of transportation do you prefer?
3. Why should we choose public transport?
ConsolidationThe advantages of public transportGood for the ecosystem
It would save the planet from global warming. Safety
Riding a bus is 79 times safer than riding in an automobile, and riding a train or subway is even safer.Health
Studies have shown that people who use public transportation
regularly tend to be healthier than people who don’t, because of the
exercise they get walking to and from bus stops, subway stations and
their homes and offices.ConsolidationTravel by public transport.Protect the Earth. 1. Remember the new words, phrases and structures.
2. Preview Reading.Homework再见
