Aims and requirements♦ Read a tourist brochure about the London Underground and read a notice about road safety♦ Listen to instructions and a telephone call♦ Talk about transport and ask for travel information♦ Write an e-mail to give information♦ Make an action plan of how people can prevent traffic accidents[来源:Zxxk.Com]Procedures ● Welcome to the unit Step 1: BrainstormingT: Boys and girls, if you want to go to the park or the museum, or you want to pay a visit to your classmates, which means of transport will you choose?S: Buses or the underground. T: If you want to pay a visit to your relatives who live in a nearby city, which means of transport will you choose?[来源:Z。xx。k.Com]S: Coaches.T: Right. But if you want to go travailing to a far-away city, which means of transport will you choose?S: Maybe I will consider trains or planes.T: And if you want to go abroad, how will you go?S: We can only go by plane then.T: Quite good. According to different purpose, we’ll choose different means of public transport.[来源:Z§xx§k.Com]Now let’s look at some pictures and get to know about them.Step 2: Sharing information Now let’s study the seven pictures one by one. After that, make a comparison among all the means of transport mentioned in this section and fill in the table:Means of transportAdvantagesDisadvantagesbuses or coachescheap and convenienteasily trapped in traffic jams; not so comfortable during peak hours because they are usually very crowded; cause pollutionundergroundfast and convenient; produce fewer traffic accidents; comfortableexpensive to buildthe maglev trainextremely fast and convenientvery expensive to buildshipscomfortablenot comfortable for those who are seasick; relative...