科技英语强化听力与口语 作者 宋惠珍 成利 Unit 6.pptVIP

Transportation / Transport Transportation: The movement of people and goods from one location to another. Main modes of transportation In modern times Air Rail Road Water Other (pipeline/ cable/ spaceflight) Task 1: Identify the following logos in transportation. Match Air transport allows passengers to attend business conventions, go home for the holidays, take vacations around the globe, or travel to other important events. It is also represents the fastest way to ship most types of cargo over long distances. Rail transport is the means of conveyance of passengers and goods by way of wheeled vehicles running on rail tracks. A(n) tunnel is an underground passageway. It may be for pedestrians or cyclists, for general road traffic, for motor vehicles only, for rail traffic, or for a canal. Although relatively slow, ship transport is a highly effective method of transporting large quantities of non-perishable goods. And it is significantly less costly than transport by air for trans-continental delivery. Pipeline transport is the transportation of goods through a pipe. Most commonly, liquid and gases are sent, but pneumatic tubes that transport solid capsules using compressed air are also used. A(n) expressway is a divided highway for high-speed traffic with at least partial control of access. The degree of access allowed varies between countries and even between regions within the same country. Listening comprehensionPublic Transport Many big cities in the United States have serious traffic problems. Too many cars travel on the freeways to and from the city. This heavy traffic causes delays and lots of pollution from cars that are using their engines but not moving anywhere. Many cars going nowhere is called a traffic jam. While many cities in the United States have traffic problems, some of the worst are in Los Angeles, California. Los Angeles is a big city with a large downtown area. One of the reasons there is so mu