高中一年级下期英语必修三外研社.ppt

MODULE 3 The Violence of Nature Task: Writing or talking about a natural disaster INTRODUCTION Vocabulary and speaking Match the words in the box with their definitions 1 a lot of water in an area which is usually dry_ flood_ 2 a very strong wind or storm _hurricane_ 3 a lot of rain falling quickly, with loud noises and flashes of light _thunderstorm_ 4 the flash of light which happens during a thunderstorm _lightning_ 5 a column of air that turns very quickly _tornado_ Discuss these questions 1. Have you ever experienced * a thunderstorm? * a flood? * a hurricane? * a tornado? 2. Do you know anyone who has experienced one of the events? 3. Have you ever read a news story about one of the events? Can you describe it? 4. Do you know anything about the events? For example, what causes them? READING AND VOCABULARY Read about the Gulf Stream and check the meaning of the words. current flow latitude * The Gulf Stream is a warm ocean current which starts in the Gulf of Mexico and flows northeast across the Atlantic. It also travels past the United States towards eastern Canada. It is one of the strongest currents anywhere in the world. Because of the Gulf Stream, the United kingdom and other place in Europe are much warmer than parts of Canada on the same latitude. 1 What is a current? (a) A kind of electricity. (b) A movement of water. (c) A kind of wind. 2 What kind of things flow? (a) Water. (b) Time. (c) Money. 3 If two place are on the same latitude, they are the same line___. (a) east/west. (b) north/south. baa 2. Read the passages on page 23 and answer these questions. 1.How strong are tornado winds? 2.What can happen to furniture when a house is destroyed by a tornado? 3.How many people died in the worst tornado of all time? 4.How many tornadoes are there in the US every year? 5.What happens at sea d