初中英语《We are trying to save the manatees》课件.ppt

Unit 15 We’re trying to save the manatees! Section A Period 1 (1a — 2c) cheetah What do you know about them? The cheetah is a large-sized feline inhabiting most of Africa and parts of the Middle East. The cheetah achieves by far the fastest land speed of any living animal—between 112 and 120 km/h, and has the ability to accelerate from 0 to over 100?km/h in three seconds. elephant Elephants are the largest living land animals on Earth today. They typically live for 50 to 70?years. Elephants are a symbol of wisdom in Asian cultures and are famed for their memory and intelligence, and their intelligence level is thought to be equal to that of dolphins and primates. kangaroo Kangaroos are endemic to the country of Australia. Kangaroos have large, powerful hind legs, large feet adapted for leaping, a long muscular tail for balance, and a small head. polar bear It is the worlds largest land carnivore and also the largest bear. An adult male weighs around 350–680 kg, while an adult female is about half that size. Although most polar bears are born on land, they spend most of their time at sea. chimpanzees Chimpanzees split from the human branch of the family about 4 to 6 million years ago. The male common chimp is up to 1.7 metres high when standing, and weighs as much as 70 kilograms. manatee They measure up to 4.0?m long, weigh as much as 590?kg and have paddle-like flippers. On average, manatees swim at about 5 to 8 kilometres per hour. manatee 句型展示 1. 我们正在设法拯救海牛。 We’re ______ ______ save manatees. 2. 海牛一天吃大约一百磅的食物。 Manatees ______ about 100 ______ of food a day. 答案: 1. trying to 2. eat；pounds 3. 过去有许多海牛。 There ______ ______ ______ a lot of manatees. 4. 在1972年，发现它们濒临灭绝了。 In 1972, it ______ ______ ______ they were endangered. 5. 一些沼泽地已经被污染了。 Some of the swamps ______ ______ ______. 答案: 3. used to be 4. was discovered that 5. have become polluted Look at the flash. Write these words in the boxes below. gentle fu