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Public TransportWelcome to the unit&Word powerUnit41Public TransportWelcome to theDifferent means of transportmule/donkeycamelIn the ancient time2Different means of transportmuDifferent means of transportBuses have routes.They pick up and drop off people at different places on the route.3Different means of transportBuCoachesare buses that carry people over long distances.4Coachesare buses that carry peare a popular way to travel from place to place.Ships5are a popular way to travel fhas become popular in crowded cities.undergroundSubway metro6has become popular in crowded run much faster than normal trains.High-speed trains7run much faster than normal trare used to travel quickly over long distances.Airplanes8are used to travel quickly oveYour choiceSituation 1 If you want to go to Taiwan from Xiamen,will you go there by ship or by plane?Why?9Your choiceSituation 1 If you What do you have to consider before you decide which means of transport you will use?distance speed comfort weathersafetycosttimeconvenience.10What do you have to consider bGroup discussionWhat are the advantages and disadvantages of the popular means of transport?11Group discussionWhat are the aAdvantages and disadvantages of the popular means of transport:easily trapped in traffic jams;not so comfortable during peak hours(because they are usually very crowded)routes are fixed cheap and convenientbuses or coachesDisadvantagesAdvantagesMeans of transport12Advantages and disadvantages oexpensive to build;fast and convenient;comfortable;fewer traffic accidentsundergroundDisadvantagesAdvantagesMeans of transport13expensive to build;fast and corelatively expensive;fast/convenient;relatively thesafest way of travelAirplanesnot comfortable for those who are seasick;relatively slow;the safety of the trip would be affected by storms;comfortableships DisadvantagesAdvantagesMeans of transport14relatively expensive;fast/coconclusionwe need all these different types of transportDifferent types of transport can meet different customers needs.Each type of transport has its own strengths and limitations.15conclusionwe need all these dithe different means of transporttransportlandairsea?Categorizeto divide people or things into groups16the different means of transpo17cartaxiBus/coachundergroundmot1818191920airairplanehelicopterseashipmo212122222323Different types of roads are suitable for different means of transport I enjoy riding my bicycle on the lanes or paths.very small roads24Different types of roads are sMotorways(Br)Expressways/freeways(Am)roads where cars can go very fastDifferent names for different types of roads25Motorways(Br)roads where carsunderpassesgo under other roads26underpassesgo under other roapeople need to pay to usetoll roads27people need to pay to usetoll flyoversroads that go over other roads28flyoversroads that go over othjunctionintersectionthe area where many roads link up29junctionintersectionthe area Spaghetti made up of many flyovers and intersectionsjunction30Spaghetti made up of many flyoPronunciationlane 小路 小径 motorway（英）高速公路expressway（美）高速公路 flyover 高架桥underpass 地下通道 intersection 交叉路口junction 交叉路口 toll road 收费公路Spaghetti junction 多层式立交桥 31Pronunciationlane 小路 小径 Practise:Use the information from parts A and B to complete part C(P55).32Practise:32Answers1.motorways 3.flyovers 5.land 7.air2.paths4.sea6.ships8.airplane33Answers1.motorways student ticket captain conductor board return ticket passport get off pilot book a seat/ticket one-way ticket land customs officer Part D34 student ticket captain Answer the following questions by using the words or phrases listed in Part D.35 Answer the following questio1.What must you do before you go somewhere by train?Book a seat or a ticket.2.Who will check your bags to collect taxes when you come into another country.Customs officer.3.What ticket can help a student save money?A student ticket361.What must you do before you 4.What do we call the person who sells bus tickets?A conductor.5.If you want to travel to a foreign country,what must you have?A passport.6.What ticket will you buy for a journey to a place and back again.A return ticket.374.What do we call the person wApplicationLi Lei is an exchange student studying in America.But there was some bad news from his family a few days ago.So he had to go back to China.If you were one of Li Leis friend,ask him about his return journey.You can make up a dialogue by cooperating with your partner.The dialogue must include some words or phrases learned in the Word Power part.38ApplicationLi Lei is an exchanA SampleA:Hi,Li Lei,its a surprise to see you here.B:I went back to China just 3 days ago.A:Oh,I see,you came back in a hurry,it must be a tiring journey.B:.A:.B:.39A SampleA:Hi,Li Lei,its a As his friend,you may raise such questions to introduce the related vocabulary.What should you do before you come back?Who can you turn to for help?Which means of transport did you choose?.For example40As his friend,you may raise sReview what we have learned in this class.41Review what we have learned inThank you42Thank you42
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