1、徐州市教学改革实验学校教师备课设计页课 题 8 下 Unit 3 Online tours Grammar 课 型 Grammar教 具 Recorder and multimedia 总课时数 21 完成时间 3.12教学方法 Task-based approach，Scene pedagogy and Teaching with humor 主 备 人 Zhang Xizhi 授课时间 3.24教学目标知识与能力：1. To understand the differences between the simple past tense and the present perfect te
2、nse.2. To grasp the expressions with the present perfect tense.3. To grasp the expressions with the simple past tense.4. To understand different uses of the present perfect tense.过程与方法：1. to discuss the differences between the simple past tense and the present perfect tense in groups.2. to show thei
3、r results to the class.情感态度与价值观：To arouse the Ss encourage through discussing in groups.教学重点难点1.To understand the differences between the simple past tense and the present perfect tense.2. To understand different uses of the present perfect tense.教 学 活 动 内 容 活 动 组 织 过 程 改 笔Step 1 Revision完成句子。1. 北京因
4、万里长城而著名。Beijing _ the Great Wall.2. 这条河是个钓鱼的好地方。This river is a _ fishing.3.我三天前听说过这件事。I _ this _.4.自从 2000 年起，他就在上海工作了。 He _ in Shanghai _ 2000.Step 2 PresatationTeach the new words.dream vi.& vt. 做梦，梦想dream about/of 想象；梦想e.g. Do you often dream at night?你在夜里经常做梦吗？I sometimes dream about my parents
5、.我有时梦见我的父母。I dream of becoming a teacher.我一心想当个教师。Step 3 Grammar explanationTranslate some sentences.Daniel 两年前去了北京。(Daniel went to Beijing two years ago.)Daniel 已经在北京居住两年了。(Daniel has lived in Beijing for two years.)to go over the present perfect tense and translate some sentences.To learn the new
6、words and some expressions.To discuss the difference Check out the homework and preview.Do some exercises ,including the two tenses(the simple past tense and the present Tell the students the difference between the simple past tense and the present perfect tense.Difference: We use simple past tense
7、to tell what happened in the past.We use the present perfect tense to talk about an action that started in the past and continues to the present.Exercises:1. 三年前他养了只猫做宠物。He _ a cat as pet three years ago.2.这只宠物猫他养了三年了。He _ the pet cat for three years.Daniel 上个月买了台新电脑。Daniel bought a new computer las
8、t month.Daniel 已经买了台新电脑。Daniel has bought a new computer.(Daniel has a new computer now.)Differences:We use the simple past tense to tell what happened in the past.We use the present perfect tense to talk about the result of an action.When the action happened is not very important. It may have just
9、happened or happened some time ago.Exercises:1. 我上个星期去参观了那个新动物园。I _ that new zoo last week.2. 我已经参观过那个新动物园了。I _ that new zoo.吴老师 2010 年和 2011 年访问过加拿大。Mr Wu visited Canada in 2010 and 2011.吴老师已经去过加拿大两次。between the simple past tense and the present perfect tense in groups.Compare these sentences.perfe
10、ct tense.).Discuss the differences between the simple past tense and the present perfect tense.Mr Wu has been to Canada twice.Differences:We use the simple past tense to tell what happened in the past.We use the present perfect tense to tell how many times an action has happened till now.Exercises:1
11、. 我上周看过这部电影。I _ this movie last week.2. 我已经看过这部电影很多次。I _ this movie many times.Step 4 ExercisesA. Amy is showing Millie some pictures. Complete her sentences with the correct forms of the words in brackets.I_(visit) the Palace Museum with my grandparents the other day.I _(climb) Mount Huang last Sum
12、mer._ you_(try) the famous Tianjin Baozi?I am happy that I _ (learn) to swim.B. Mr Wu is asking the students to make sentences with the correct tenses. Help them complete the sentences with the correct forms of the words in brackets.1. I _(finish/ just) my homework.Millie _(finish) her homework 20 m
13、inutes ago.2. I _(write) an email to my friend yesterday.Daniel _ (write/ already) two emails.3. I _(be) in Hainan last week.Some of our classmates _ (not be) to Hainan yet.4. I _(live) in Sunshine Town since I was born.Daniel _(live) in Nanjing in 2007.C. Millie has never been to Nanjing. She is as
14、king Simon about the city. Complete To know more about the differences between the two tenses.Complete these Exx.To get the Ss to say the differences between the two tense.their conversation with the correct forms of the words in brackets.Millie: _ (you/be/ever) to Nanjing?Simon: Yes. I(2)_(be) ther
15、e three times.Millie: When (3)_ (you/go) there last?Simon: Last summer. I (4)_(spend) a week there.Millie: (5)_ (you/like) it?Simon: Oh yes. I (6)_(have) a great time there. I (7)_(visit) many places of interest and (8)_(eat) lots of local food.Millie: Lucky you! I (9)_ (be/never) there.D. Millie is
16、 writing about the USA in her diary. Help her complete her diary entry with the correct forms of the verbs in the box.Saturday, 15 MarchHave you ever dreamt of travelling around the world without a passport? Yes, you can realize your dream by taking an online tour. Yesterday Danniel (1)_ me an onlin
17、e tour of the USA. I (2)_ never _ so many wonderful pictrues before.Last week, I (3)_ a book about the places of interest in the USA. I (4)_ 20 pages already. Its really interesting. My dad (5)_ just _ from the USA, but I (6) _ never_ there. I hope I can visit the USA some day.Step 5 Notice1.We ofte
18、n use these time expressions with the present perfect tense:already up to now ever until/till now just so far recently (not) yet2.some day 和 the other day 的区别：the other day 相当于 a few days ago,意为“几天前、某天、那天、不久前” ，句中用一般过去时。如： I met her in the street the other day.to discuss what tense to use different
19、time expressions.To get the Ss to learn how to use time expressions.几天前我在街上碰见过她。 I bought the watch the other day.这手表我是几天前买的。some day 指将来“总有一天、有朝一日、终将、( 日后)某一天” ，谓语动词用一般将来时.如: Your wishes will come true some day.总有一天你的愿望会实现的。 Some day youll have to pay for what you have done. 总有一天你要为你的行为而付出代价的。Step
20、6 Summary 1) 一般过去时表示过去某时发生的动作或单纯叙述过去的事情，强调动作；现在完成时为过去发生的，强调过去的事情对现在的影响，强调的是影响。2) 一般过去时常与具体的时间状语连用，而现在完成时通常与模糊的时间状语连用，或无时间状语。一般过去时的时间状语：yesterday, last week，ago, in1980, in October, just, now 等，皆为具体的时间状语。现在完成时的时间状语：for, since, so far, ever, never, just, yet, till/until, up to now, in past years, alwa
21、ys 等，皆不确定的时间状语。共同的时间状语：this morning, tonight, this April, now, already, recently, lately 等。3) 现在完成时可表示持续到现在的动作或状态，动词一般是延续性的，如live, teach, learn, work, study, know。一般过去时常用的非持续性动词有 come, go, leave, start, die, finish, become, get married 等。句子中如有过去时的时间副词（如 yesterday, last, week, in 1960）时，不能使用现在完成时，要用过
22、去时。（错）Tom has written a letter to his parents last night.（对）Tom wrote a letter to his parents last night. Consolidate the differences between the two tenses.Step 7 Exercises1. Mother _me a new coat yesterday. I _ it on. It fits me well. A. had madehave tried B. madehave tried C. has madetried D. mad
23、etried 2. We _ trees last Sunday. So far we _ over 3,000 trees there. A. planted； planted B. planted； have planted C. have planted； planted D. have planted； have planted 3. I _ the way. I _ here for quite many years. A. knewhave lived B. knewlive C. knowhave lived D. knowlive Step 8 HomeworkFinish o
24、ff the exercises in workbook.课堂达标一、选择题。（ ）1. Im sorry, Cathy, I _ your radio for such a long time.Never mind.A. have borrowed B. have lent C. have kept D. have returned（ ）2. Where have you _ these days?I have _ to Yangzhou with my friends.A. been, gone B. been, been C. gone, been D. gone, gone（ ）3.
25、Where is your father? We havent seen each other for weeks._.A. He has been to America B. He has gone to EnglandC. He is going to Australia D. He would visit my grandparents（ ）4. They have _ since the factory opened.A. left the school B. joined the team C. become workers D. worked here（ ）5. Jim _ the
26、 Great Wall many times.A. went to B. goes to C. has gone to D. has been to板书设计8 下 Unit 3 Online tours Grammar1. Difference: use simple past tense to tell what happened in the past.use the present perfect tense to tell how many times an action has happened till now.2. We often use these time expressi
27、ons with the present perfect tense:already up to now ever until/till now just so far recently (not) yet3. 一般过去时常与具体的时间状语连用 yesterday, last week，ago, in1980, in October, just now ect.教 后 反 思（上节课存在问题的解决情况、本课教学经验或问题描述、存在问题的原因分析、提出改进措施）This period is about the differences between the simple past tense a
28、nd the present perfect tense. How to use these two tenses is difficult for the Ss .First the teacher should get the Ss to know about some time expressions like “yesterday, last , two days ago”, then get the Ss to discuss the usages and forms of these two tenses .last I think it is important for the Ss to practice more exercises.
