Welcometotheunit

1、unit 4 public transport welcome to the unit，lead in 1。where have you been to？How did you go there？2.do you know what means of transport did people use in the past？group discussion、1 .how do people travel within a city？2.how do people travel to near by cities？3.how did people travel to a far away cit

2、y in ancient times？4 .how did people travel to European countries in the past？5.how do people go to other countries today？brainstorming、1。what is public transport？2.what is included in public transport？3.from your common knowledge，what means of transport do people usually use in their daily lives？pu

3、blic transport、buses、coaches、trains、underground、ships、high-speed trains、airplanes、_ _ _ _，ships，_ _ _ _ _ _ _ _ are buses that carry people over long distances。coaches，_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ run much fasts、high-speed trains、light railway、helicopter、ferry、motor boat、1。what impres

4、ses you the most when you see these pictures？2.do you think that transport has affected peoples lives？How？3.do you think that transport can affected peoples lives？How？Think about it！achievements have been made in The development of transport : before The industrial revolution，Animals such as horses

5、and mules were uses，there are now many means of transport from which people can choose . the speed is also much faster Discussion，what do you have to consider beforewhat are the advantages and disadvantages of the popular means of transport？distance speed cost comfort、safety time convenience weather

6、、factors should be taken into consideration :cheap and conventCause pollution、advantages and disadvantages、fast and convenient；ComfortableFewer traffic accidents，expensive to build，very expensive to build，extremely fast and convenient，comfortable，not comfortable for those who are seasick；Relatively

7、slowthe safety of the trip would be affected by storms，relatively expensive，fast/convenient；relatively the safest way of travel；work in groups to discuss、1 .what do you know about high-speed trains？高速trains can run very fast at the speed of over 200 kilometres per hour . the speed of the train which

8、 runs from Beijing to，Tianjin reacheswhy would many people choose to travel by airplane rather than by ship？there are two reasons.first，air travel is quicker . business men who value time regular ly travel by airplane because of its speed .travelling by plane is more comfortable than by ship . with the improvement of technology，Many airline companies offer excellent services at a radifferent means of transport can meet different customers needs . each mean of transport has its own strengths and limitati