课件13张PPT。Old and New以往的和现代的成就Introduction Discuss the following questions:
How much do you know about the Great Wall of China?
Which is the biggest airport in China?
Is there a dam near our town?
Do you know the name of the reservoir that provides water for our town?IntroductionReview Geographical terms
continent island lake
mountain river sea
plain ocean coast
equator desert range
channel strait basinairportcanalcliffdamreservoirgorgeA __________ is a barrier(障碍物) built across a river to control the flow or raise the level of water.
A_________ is a natural or artificial pond or lake used for storing and controlling water.
A _________ is a high, steep, or overhanging face of a mountain.
A _________ is man-made river, made to allow water to flow from one area to another area.
A __________ is a deep, narrow passage with steep (陡峭的) rocky sides.
An _________ is a wide piece of flat land where planes can take off and land.damreservoircliffcanalgorgeairportfind the key words to each paragraph.1.the longest man-made structure
2.6,300 kilometres long
3.dates from the Ming Dynasty
4.eastern end--- Shanhaiguan
5.western end---the town of JiayuguanThe Great Wall of China1.the biggest civil engineering project of all time
2.took six years
3.cost US$20 billion
4.within five hours’ flying time of half the world’s population
5.accommodate 80 million passengers a year.Hong Kong International Airport1.the largest hydro-electric dam in the world
2.more than 1.5 kilometres wide across
3.reservoir---more than 500 kilometres longThe Three Gorges Dam