1、Unit 12 Life is full of the unexpected.第一课时 Section A(1 a2d)【学习目标】1能掌握以下单词及短语：unexpected ，by the time，backpack ，oversleep，ring，givea lift。2掌握By the time I got outside，the bus had already left和 When I got to school，I realized I had left my backpack at home句型。3掌握过去完成时时态，结构及用法。【学习重点】1能听懂别人叙述过去的事情。2能初步运
2、用由when/before/by the time引导的时间状语从句叙述过去的事件。【学习难点】用过去完成时叙述过去的事件。Leading in the topic through the conversations between the teacher and students：Have you ever been late for school? Can you tell me why? And then what happened to you that day?Task 1Preview the words on P8990，read the words by phonetic sy
3、mbols and mark the new words in the text.Finally finish the tasks in 1a.来源:学优高考网gkstk【学法指导】leave 用作及物动词，其用法有：表“离开”。leavefor 意为“离开某地前往某地”。表“剩下”。表“辞去(工作等)；脱离( 组织等) ”。leave 也用作不及物动词，意为“去，出发”。 注意：表示把某物落/忘在某地，不能用forget，要用leave, 结构为：leave sth.地点。情景导入 生成问题Teacher: For one or more times in our school time，w
4、e are late for school.Have you ever been late for school?Can you tell me why? And what happened to you that day?Students：_(1)Yes， I have been late for school one time.Because _(2)I was nearly late for class one day and _来源:学优高考网自学互研 生成能力Task 1 Lets read the new words and phrases.1I can read.(我会读)预习下
5、列单词和短语，争取自己能正确拼读。拼读成功后再在课文中把单词和短语标记出来。unexpected，by the time，backpack ，oversleep，ring，givea lift2I can write.(我会写)翻译下列短语：(1)洗浴take _a_shower(2)把背包忘在家里leave_my_backpack_at_home(3)响铃go_off(4)冲出房门rush _out_the_door_(5)带某人一程give_sb.a_lift(6)刷牙brush_ ones_teeth3I can summarize.( 我会总结)(1)be full of 表示 “充满
6、”，与be_filled_with 意思相近。(2)the unexpected 意为“意外的事情”。the adj.表示一类人或事物。如：The_old should be taken good care of by the government.老年人应该被政府好好照顾。Task 2 Lets listen to the tape and finish 1b，2a，2b.Task 3 Lets make conversations and interview.1I can practice.(我会练)根据汉语提示完成下面的句子，每空一词。(1)当我到车站时，火车已经开走了。By the t
7、ime I got to the station，the train had already left(2)长大后，他会离开这儿。He will leave here by the time he grow up(3)当我到达电影院时，电影已演了五分钟了。When I got to the cinema，the film had been on for five minutes.2I can make conversations.(我会编对话)分小组轮流扮演Mary。看着上面课本中的图片，讨论今天上午发生了什么。3I can summarize.( 我会总结)过去完成时的构成：肯定句：助词ha
8、d_过去分词；否定句：had_not_(可缩写hadnt_)_过去分词；一般疑问句： Had _主语_过去分词？(1)by the time，by，before，by the end of 等作连词引导时间状语从句，当从句用一般过去时，主句用过去完成时；当从句用一般现在时，主句用一般将来时或将来完成时。By the time he was ten， Tom built a chemistry lab himself.等到了十岁的时候，汤姆自己建了一个化学实验室。Task 21Listen to the tape and finish the listening tasks in 1b.Then
9、 students listen again and repeat.2Students listen to the tape and finish the listening tasks in 2a ，2b.Then listen again and repeat.Task 3Read the contents in 1c and 2c，then finish the tasks in 1c and 2c.Students need imitate listening and have a conversation practice with your partner.【学法指导】By the
10、 time I got outside，the bus had already left.当我出来时，公共汽车已经离开了。“by the time”表示 “当 /到时”，引导时间状语从句。如果从句中用了一般过去时，主句中常用过去完成时；如果主句中用了将来时，从句中常用一般现在时表将来。如：By the time I got up，he had already left.当我起床时，他已经离开了。He will be a teacher by the time he is twenty.到他二十岁时，他会成为一名教师。【拓展】 by now 表示“到现在为止 ”，通常与现在完成时连用。如：By
11、now I have collected 200 dolls.到现在为止，我已收集了二百个布娃娃。【备注】来源:学优高考网(2)过去完成时是一个相对的时态，表示的是“过去的过去 ”，只有在和过去某时或某动作相比较时才用到它，因此当原句中若找不到一个“过去的时间”作为参照点时，是不能用过去完成时的。He got to the railway station and suddenly realized that he had forgotten to bring his ticket.他到了火车站后忽然意识到他竟忘记带车票了。( “忘记”这一动作在“意识到”这一动作之前)你还能总结出过去完成时的其
12、他用法吗？交流展示 生成新知Preshow：Show in groups.(Time: six minutes)Task 1：1.First，the students read the words and phrases in groups.Then，read together and sum up the usage of the words in groups，mark the difficult points.(they can ask the teacher for help)2Ask all the students to read the textbook on P8990 in
13、a rapid way，then translate the phrases in “I can write” and check their answers by themselves in groups.3Students summarize what they have learned by themselves through previewing the textbook.Task 2：1.Listen to the tape twice, then complete the sentences in 1b on P89 and read after it sentence by s
14、entence.2Turn to P90 and the teacher plays the tape twice to let the ss finish listening tasks in 2a and 2b.Task 3：First，the students discuss and check the answers in Task 3.Then discuss and set scenes to perform the dialogues.At last，discuss show contents in pairs.Improve by showing: Class show.(Ti
15、me：sixteen minutes)Task 1: 1.I can read.(1)Read together，pay attention to the pronunciation of “oversleep”；(2)Sum up and explain the usage of “keep”2I can write.(1)Students translate the phrases into English by answering quickly; (2)Read together；(3)Spot test： Consolidate the usage of phrases by mak
16、ing sentences.3I can summarize.Sum up the usage of “be full of” and “be unexpected”Task 2：The teacher chooses three students from different groups to write down the listening answers of 1b and 2a，2b on the blackboard ，and explain the grammar about the past perfect tense.Task 3: 1.I can practice.(1)A
17、sk students to translate the key sentences and master the phrases “by the time” in Task 3；(2)Read together；(3)Explain the key sentences.2I can make conversations.(1)Students make dialogues according to the tasks；(2)Set scenes to perform the dialogues.3I can summarize.(1)Students sum up the sentences
18、 about “by the time”and make sentences with it；(2)Spot test： After ss have roleplayed the conversations.当堂演练 达成目标一、用括号内所给单词的适当形式填空。1Everyone thinks the new TV plays ending is unexpected(expected)2The boy kept watching(watch) TV the whole afternoon.3We were late for the film Roman Holiday，but luckily
19、(luck) we didnt miss much.4Linda ，there is only a little time left.We have to walk quickly(quick)5Tom always brushes(brush) his teeth once a day.二、根据汉语意思完成句子，每空一词。1当地震发生的时候，一些人仓促地跑出了大楼。Some people are rushing out the building when the earthquake happened.2我开车送你去车站吧。Let me give you a lift to the station.来源:gkstk.Com 来源:gkstk.Com3当他走进教室时，他才意识到他没带书包。When he came into the classroom，he realized that he hadnt taken his backpack.4我到车站时，火车已经开走了。At the time I got to the station，the train had left5我起床晚了，因为我的闹钟没有响。I got up late because my alarm clock didnt go off课后反思 查漏补缺收获：_存在困惑：_
