初中英语译林版八年级下初中英语译林版八年级下Unit1 Past and PresentWelcome to the unit学习目标1. To know about the transport at different times in Beijing. 2. To talk about different forms of transport used in the past and at present by yourself, your family or friends .3. To know Present perfect tense(现在完成时) simply.Warm-up1Presentation2Language Points3Exercise4内容结构内容结构 How do you go to school every day?If I want to go to the USA, how can I get there?If I want to go to Shanghai, how can I get there?Warm-upDiscusscoach It is a comfortable bus for carrying people over a long way.transportPresentationLearn some new wordsIt is the fastest way of traveling to a place far away, but it will cost you a lot of money.planeThousands of people go to work on it every day. It is fast and it is under the ground.underground It runs above the ground on tracks over a long way.train It travels along a fixed route and has many stops to let people get on and off. busIt is a car with a driver, and you have to pay the driver to take you somewhere. taxiTransport at different times_coachbustaxiundergroundtrainplaneDiscussion 1. How did your dad go to school when he was a student? 2. Do you know How did Millies dad go to school when he was a student? Millie and her dad are talking about transport at different times. Listen and complete the form.DadMillieGo to school By _.By _.Why or Why not take a bus?There were _ _ people and it took a _ _ to wait.Its _ and _.bikebustoo many long timeeasyfastWork in pairs and take turns to talk about it. Use the conversation below as a model. A:How did you go to school when you were a student, Mum/ Dad/grandma. .B:I used to go to school . .A: Why didnt you. .?B: . .A: . .Comic stripThe transport has changed a lot over the years. Our friends Eddie and Hobo have also changed. Do you know what changes have happened to them? Answers the questions1. Where was Hobos food an hour ago?2. Why has Eddie eaten the food? 3. Is Hobo happy? 4. What does Hobo think of Eddie?It was in the bowl.Because he was very hungry.No, he isnt.He thinks Eddie has changed.Work in pairs and act it out.124131.Have you seen my food?解析：此句时态是现在完成时疑问形式。现在完成解析：此句时态是现在完成时疑问形式。现在完成时由时由“主语主语+have/has +动词过去分词形式动词过去分词形式”构成。构成。它的要义在于表达过去已经发生的事情对现在造成它的要义在于表达过去已经发生的事情对现在造成的某种影响，或者，强调过去发生的事情一直持续的某种影响，或者，强调过去发生的事情一直持续到现在的状态。到现在的状态。它的否定形式为：它的否定形式为：havent /hasnt +动词过去分词动词过去分词它的疑问形式：把它的疑问形式：把have或者或者 has 提到相应主语的前提到相应主语的前面。面。Language pointsFor example:A: Have you studied English for ten years?B: Yes, I have. And you?A: No, I havent. B: Then how many years have you learnt English?A:I have learnt it for eight years. havent = have not hasnt = has not Ive = I have Youve = You have2. Ive just eaten it.我刚才把它吃了。我刚才把它吃了。just adv. 意为意为“刚才刚才”常与完成时连用常与完成时连用。他们刚刚到达。他们刚刚到达。They have just arrived.注意：注意：just now 意为意为“刚才刚才”，相当于，相当于“a moment ago”通常与一般过去时连用。通常与一般过去时连用。我刚才去了图书馆。我刚才去了图书馆。I went to the library just now.3.You used to share food with me!你过去常与我分享食物！你过去常与我分享食物！used to do sth. 意为意为“过去经常做某事，以前常常做某事过去经常做某事，以前常常做某事”，表示，表示过去的习惯。本身已是过去时态，没有人称和数的变化，暗含现过去的习惯。本身已是过去时态，没有人称和数的变化，暗含现在已不再如此。在已不再如此。他的父母过去住在乡下。他的父母过去住在乡下。His parents used to live in the countryside.be used to doing sth.习惯于做某事习惯于做某事我父亲习惯晚饭后读报。我父亲习惯晚饭后读报。My father is used to reading newspapers after dinner.1. 你看过这部新电影吗？你看过这部新电影吗？ 没看过。没看过。 _ you _ this new film? No, _ _. 2. 她过去是一名历史老师。她过去是一名历史老师。 She _ _ _ a history teacher.3. 他们过去常常步行上学。他们过去常常步行上学。 They _ _ _ to school _ _. 4. 我们家乡变化很大。我们家乡变化很大。 My hometown _ _ a lot.翻译句子：翻译句子： Have seenI haventused to beused to goon foothas changedExerciseHomework:1. Recite the two conversations.2. Remember the new words and phrases by heart.