Unit2 Using language 课件-(2022）新外研版高中选择性必修第二册《英语》.pptx

1、选择性必修二 Unit 2 Using language高二年级 英语Step 1:Analysis of the material 语法部分的主要内容为过去完成时的被动语态，通过对比句子，语法部分的主要内容为过去完成时的被动语态，通过对比句子，完成一篇网络日志，同学们可以在具体语境中掌握过去完成时被动完成一篇网络日志，同学们可以在具体语境中掌握过去完成时被动语态的用法。语态的用法。词汇部分的话题为词汇部分的话题为“改进日常行为改进日常行为”，通过对禁止不文明行为，通过对禁止不文明行为的用语和标识进行匹配和补全对话活动，同学们可以了解到禁止不的用语和标识进行匹配和补全对话活动，同学们可以了解到

2、禁止不文明行为的相关表达，并且在真实语境下加深对单元主题的理解。文明行为的相关表达，并且在真实语境下加深对单元主题的理解。Grammar:Past perfect passiveStep 2:Leading-inTask 1:Read the following sentences and review the usage of the past perfect tense(过去完成时过去完成时).Before he volunteered to direct the traffic,Jack had had lots of jobs.I had intended to come over t

3、o see you,but my teacher asked me to stay.nowvolunteeredhad hadnowaskedhad intendedTask 2:Read the sentences and answer the questions.1.Were the students in sentence(a)persuaded before the detox started,or afterwards?The students were persuaded before the detox started.2.What is the difference betwe

4、en sentence(a)and(b)?They differ in voice(语态).The passive voice is used in sentence(a),while the active voice is used in sentence(b).3.Why does the author choose to use a passive form instead of an active form?Maybe the author doesnt know who had persuaded students to stop using social media,or it i

5、s unnecessary to say who the persuaders were.Task 3:Now look for more sentences with the past perfect passive in the reading passage,and summarise its use in your own words.Task 3:Now look for more sentences with the past perfect passive in the reading passage,and summarise its use in your own words

6、.They had been promised money by family and friends for each day spent without using social media.But on reflection,I can see how much of my time had been occupied with checking my phone.Step 3:Knowledge learning过去完成时的被动语态过去完成时的被动语态=过去完成时+被动语态(had been done)表示在过去某一时间或某个动作之前已经完成的动作。nowdidhad been don

7、e下面两种情况一般用过去完成时的被动语态：强调动作的承受者：e.g.The pen had been broken by the boy before it was found.不知道谁是动作的执行者，或者没有必要指出谁是动作的执行者：e.g.The task had been completed before noon yesterday.除了肯定形式，过去完成时的被动语态还有其他三种常见形式：否定结构：had not been donee.g.The problem had not been solved by the time I left the room.一般疑问结构：Hadbeen

8、 done?e.g.Had the office been cleaned before the director came?特殊疑问结构：疑问词+hadbeen done?e.g.When had the buildings been destroyed?Step 4:Language practice(2018,江苏)I was sent to the village last month to see how the development plan _ in the past two years.A.had been carried out B.would be carried out

9、 C.is being carried out D.has been carried putnowwas senthad been carried out(2018,北京)A rescue worker risked his life saving two tourists who _ in the mountains for two days.A.are trappingB.have been trappedC.were trappingD.had been trappednowriskedhad been trapped(2017,北京)In the 1950s in the USA,mo

10、st families had just one phone at home,and wireless phones _ yet.A.havent inventedB.havent been inventedC.hadnt inventedD.hadnt been inventednowhadhadnt been invented(2014,北京)Experiments of this kind _ in both the U.S.and Europe well before the Second World War.A.have conductedB.have been conductedC

11、.had conductedD.had been conductednowthe Second World Warhad been conductedStep 5:Practical applicationComplete Jacks blog post with the correct form of the verbs in brackets.Look through the whole passage in your first reading and do not rush to fill in blanks.Draw a timeline to help you decide wha

12、t tense and form you should use.故意地故意地上交上交推迟推迟重新开始重新开始弄懂弄懂had been metdoinghad been cleanedhad been puthad been left拖延拖延avoidingto make待办事项待办事项Vocabulary:Improving behaviorStep 2:Leading-inDo you know the meanings of these traffic signs?one-way trafficparking lotslippery roadroadworksTake care of cr

13、ossing camels,wombats(袋熊)and kangaroos.Step 3:Knowledge learningMatch the sentences to the signs.Pay attention to the words and expressions in bold.1.Do not litter.2.Do not talk loudly in public.3.Do not spit in public.4.Do not walk on the grass.5.Do not smoke.6.Do not take photos.abefcdStep 4:Langu

14、age practiceComplete the conversations with the correct form of the words and expressions in the previous section.talk loudly in public(from)spitting in publiclitteringwalking on the grasssmokingtaking photos善解人意的善解人意的Step 5:Practical application Think of more types of inappropriate behavior and tal

15、k about what you think is the right thing to do when faced with them.Bicycles are parked randomly.Ill suggest people park the bicycles where they wont block the way.People go cross the street,staring at their smartphones.Ill warn people that it is dangerous to do that.Step 6:HomeworkWrite a short paragraph to describe the pictures using the past perfect passive and design some signs to help Jack regulate his behavior.e.g.Jacks room changed a lot.His clothes had been packed into the suitcase.His books Pictures on the wallThank you!