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1、Old and NewOld and New以往的以往的 和现代和现代 的成就的成就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?IntroductionnReview Geog
2、raphical termscontinentislandlakemountain river seaplainoceancoastequator desert rangechannel straitbasinairportcanalcanalcliffdamdamreservoirreservoirgorge A _ 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
3、 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.
4、damdamreservoirreservoircliffcliffcanalcanalgorgegorgeairportairportfind 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 Jiayuguann nThe Great Wall of ChinaThe Great Wall of Ch
5、ina1.the biggest civil engineering project of all time2.took six years3.cost US$20 billion4.within five hours flying time of half the worlds population5.accommodate 80 million passengers a year.n nHong Kong International AirportHong Kong International Airport1.the largest hydro-electric dam in the world2.more than 1.5 kilometres wide across3.reservoir-more than 500 kilometres longn nThe Three Gorges DamThe Three Gorges Dam
