unit实用学习教程.pptx
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1、PartA_1_aLanguage FocusQuestions for Discussion1.What is an opinion poll?2.How are opinion polls conducted?3.What topics are usually surveyed in opinion polls?4.Have you ever been asked to participate in an opinion poll?If yes,what was it about?Pre-listening Task第1页/共66页第一页,编辑于星期日:七点 二十三分。PartA_1_aL
2、anguage Focus5.What is the use and value of opinion polls?6.What factors affect the accuracy of opinion polls?7.Do you think opinion polls are true reflections of public opinion?Why or why not?Pre-listening Task第2页/共66页第二页,编辑于星期日:七点 二十三分。PartA_1_demo_aLanguage FocusPre-listening Task第3页/共66页第三页,编辑于星
3、期日:七点 二十三分。PartA_1_demo_aLanguage FocusPre-listening Task第4页/共66页第四页,编辑于星期日:七点 二十三分。PartA_2Pre-listening TaskLanguage FocusHere are some sentences and structures that you might find useful in discussing the above questions.An opinion poll is a survey of public opinion on a certain subject/a study in
4、 which people are asked for their opinion about a certain subject or a certain person/a snapshot of the opinions of a group of people at a particular time.When conducting a survey,pollsters ask a representative sample of their opinions and then generalize their findings to the larger population.第5页/
5、共66页第五页,编辑于星期日:七点 二十三分。PartA_2Language FocusPublic opinion surveys are conducted by telephone/by mail or email/in person/online.Polling topics can be as diverse as public policies,controversial social issues,elections,consumer preferences,and academic research projects.Opinion polls provide the best
6、 direct source of information about public opinion.Polls give people an opportunity to express their views on issues that affect their lives.Pre-listening Task第6页/共66页第六页,编辑于星期日:七点 二十三分。PartA_2Language FocusIn politics,polls are used to obtain information about peoples(voters)attitudes toward issues
7、 and candidates/help politicians make decisions/help analysts predict the result of an election,a political campaign,etc.In business,polls are used to find out what potential customers want/what customers like or dislike about a product or service.Factors that affect the accuracy of opinion polls in
8、clude sample size,question wording,order of questions,interviewing skills,etc.Pre-listening Task第7页/共66页第七页,编辑于星期日:七点 二十三分。PartA_2Language FocusIn general,the larger the size of the sample,the more reliable the results.The sample of a poll must be representative of the whole population.A biased samp
9、le,no matter how large,cannot be trusted.Inappropriately phrased questions may affect poll results and reduce the reliability of a poll.Pre-listening Task第8页/共66页第八页,编辑于星期日:七点 二十三分。PartA_2Language FocusIn order to ensure the accuracy of poll results,interview questions must be properly worded and te
10、sted before use,the sample scientifically selected,and the data from the poll correctly analyzed.Many people doubt the reliability of opinion polls/are not convinced that the opinions of a small sample of the population are a reliable representation of the opinions of the whole/think poll results ar
11、e not objective.Pre-listening Task第9页/共66页第九页,编辑于星期日:七点 二十三分。PartA_2Language FocusIf the sample of a poll is well selected,it represents a near replica of the entire population.Some polls are unreliable/biased/not accurate.They are based on samples that are too small or badly chosen./The questions t
12、hey ask are confusing and can actually distort public opinion.Polls sponsored by interest groups should always be taken with caution.Poll questions can be framed and samples chosen to produce answers favorable to the interest group.Pre-listening Task第10页/共66页第十页,编辑于星期日:七点 二十三分。PartB_1_a_1percentagea
13、bsurdnominalpenalizeprohibitiveListening Tasksn.a rate,number,or amount in each hundred 百分比a.ridiculous or unreasonable 荒谬的,荒唐的a.(of a price or sum of money)very small(价格或金额)微不足道的v.to punish 予以处罚a.(of a price or charge)excessively high(价格或收费)使人望而却步的Speaking TasksWord BankExercise 2Exercise 1Language
14、 and Cultural Notes第11页/共66页第十一页,编辑于星期日:七点 二十三分。PartB_1_a_1tramcar parkn.an electric vehicle that transports people,usu.in cities,and goes along metal tracks 有轨电车 parking lot;an open space or a building where people can leave their cars temporarily(汽车)停车场Listening TasksSpeaking TasksWord BankExercis
15、e 2Exercise 1Language and Cultural Notes第12页/共66页第十二页,编辑于星期日:七点 二十三分。PartB_1_a_21.Background information An opinion poll is a survey of public opinion on a certain subject.The making of a poll involves five essential steps:1)the research design,or how to plan a poll;2)the sample or whom to ask;3)the
16、 question design,or what to ask;4)techniques of collecting data,or how to ask;and 5)the analysis of the findings.Opinion polls were used as early as 1824 by two American newspapers to test theListening TasksSpeaking TasksWord BankExercise 2Exercise 1Language and Cultural Notes第13页/共66页第十三页,编辑于星期日:七点
17、 二十三分。PartB_1_a_2strength of the presidential candidates.The polling methods used in those polls,however,were very crude as the samples were haphazardly selected.It was not until the 1930s that more scientific methods were introduced in public opinion polling,which led to the huge popularity of poll
18、s in modern times.Now opinion polls have become an integral part of social life in many countries.National and statewide polls regularly sample public opinion on different topics and publish the results inListening TasksSpeaking TasksWord BankExercise 2Exercise 1Language and Cultural Notes第14页/共66页第
19、十四页,编辑于星期日:七点 二十三分。PartB_1_a_2newspapers and magazines.The best-known polls are the Harris Poll and the Gallup Poll.In our country,opinion polls have also become more widely used and accepted.And it is likely that they are to play a more important role in our future life.2.In some car parks it now c
20、osts 5 for half an hour.Parking a car in a public car park can be very expensive,especially in downtown areas.For Listening TasksSpeaking TasksWord BankExercise 2Exercise 1Language and Cultural Notes第15页/共66页第十五页,编辑于星期日:七点 二十三分。PartB_1_a_2example,parking a car for half an hour may cost you$10 in low
21、er Manhattan,New York City.So most people will not go to a public car park unless they cant find a parking space in the street.Or they simply take trains or other means of transport when they go downtown.3.I dont see what youre getting at.I dont see what you are trying to say.Listening TasksSpeaking
22、 TasksWord BankExercise 2Exercise 1Language and Cultural Notes第16页/共66页第十六页,编辑于星期日:七点 二十三分。PartB_1_a_24.I dont know anyone who doesnt think theyre too high.Everyone I know thinks petrol prices are too high.5.graded charging system a charging system that is not fixed but varies(according to how far f
23、rom the city center a car park is)Listening TasksSpeaking TasksWord BankExercise 2Exercise 1Language and Cultural Notes第17页/共66页第十七页,编辑于星期日:七点 二十三分。PartB_1_b_3Listen to the conversation and choose the right answers to the questions you hear.Listening TasksSpeaking TasksWord BankExercise 2Exercise 1L
24、anguage and Cultural Notes第18页/共66页第十八页,编辑于星期日:七点 二十三分。PartB_1_b_31.a.Traffic,petrol prices,and public car parks.b.Public transport,petrol prices,and car parks.c.Public transport,car parks,and vehicle taxes.d.Traffic,vehicle taxes,and road taxes.Listening TasksSpeaking TasksWord BankExercise 2Exerci
25、se 1Language and Cultural Notes第19页/共66页第十九页,编辑于星期日:七点 二十三分。PartB_1_b_32.a.That three different things are examined in a single survey.b.That the results of the survey are shown in percentages.c.That it indicates there are people who are willing to pay more for petrol and car parking.d.That it indic
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