Part I Lead-in
Warm-up exercise
Discuss the following topics with your partner，and share your opinions with the whole class.
1.What is the most popular transport in China?
Hints:
bus/bicycle/subway/private car/train/plane
Suggested answer:It depends on which city we are talking about here.If it is a big city like Beijing or Shanghai，the most popular transport is the underground or private cars; but if it is a small city，buses or bicycles would be more popular.
2.What is your favorite transport?
Hints:
bus/bicycle/taxi/ subway/private car/plane
3.What are the advantages and disadvantages of bicycles?
Hints:
not be bothered by any traffic jam/no exhaust pollution/a good way to work out not so fast enough
4.What are the advantages and disadvantages of the underground?
Hints:
punctual/convenient/low fares
passengers are packed like sardines in rush hour
5.What are the advantages and disadvantages of cars?
Hints:
convenient/fast/can go anywhere they want/environmentally friendly
serious exhaust pollution/traffic jam
6.What are the advantages and disadvantages of planes?
Hints:
extremely fast/comfortable/convenient for long-distant travel
expensive tickets/airports are usually far from the downtown
7.What do you think you will travel to work in 15 years’ time?Why?
Hints:
bus/bicycle/taxi/ subway/private car
fast developing transportation system/environmentally friendly