高中英語(yǔ) U3P1 Warming up課件

1、1 Under the SeaUnder the SeaUnit 3Unit 32Today, were going to take a look at the world under the sea.So, are you ready?3Now, we are on a snorkeling trip under the sea.Well come across a great variety of marine animals. Come on!4Dolphins 海豚海豚What are they?What are they?5Turtle 海龜海龜Look. Its coming to

2、wards us.Look. Its coming towards us.6Sea horse海馬海馬Whats this?Whats this?7 Squid 魷魚魷魚8Sea star 海星海星This looks beautiful!This looks beautiful!9 Jellyfish 水母水母10Coral 珊瑚珊瑚11Angel fish 天使魚天使魚Different kinds of little fishDifferent kinds of little fish12Anemone fish ?？~?？~13Clown fish14A shark is coming

3、. A shark is coming. Look out! Look out! Its dangerous.Its dangerous.15He noticed us. Wed better leave He noticed us. Wed better leave him alone before its too late.him alone before its too late.Bye, Mr Shark!Bye, Mr Shark!16We are safe now.And I caught a sea star near the shore.17If you like, where

4、 can you go to see more about the ocean life? on a boat tripin books, on the Internet, in the Ocean Park, on TV etc.at an aquarium18 In groups, make a list of plants and animals that live under the sea that you and your classmates have seen in any of the ways listed above. Share what you know about

5、these plants and animals.19Whats happening in the pictures?A Killer Whale 20Whales are huge, intelligent seamammals. They breathe air through blow-holes into lungs (unlike fish who breathe using gills). Whales have smooth, shiny, streamlined (流線型）流線型）bodies that move easily through the water. What i

6、s a whale? 21There are two types of whales alive today: toothed whales (齒鯨類齒鯨類) and baleen whales(須鯨須鯨類類). Toothed whales have teeth and a single blowhole. They feed on eat fish and other sea mammals. Baleen whales are larger than toothed whales. They are filter feeders (濾食者濾食者) that use baleen to s

7、ieve (過(guò)濾過(guò)濾) food, and have two blowholes. Classification of whales 22Killer whales (虎鯨虎鯨) belong to toothed whales, who are the largest of the dolphins and king of the sea, biggest carnivore(食肉食肉動(dòng)物動(dòng)物) of the sea, killing all kinds of animals in the sea, even the huge blue whale, like tigers on land,

8、 working in a team.23Average lifespan: 50 to 80 years Size: 7 to 9.7 m Weight: up to 6 tons24Killer whales25Baleen whales are characterized by having baleen plates for filtering food from water, rather than having teeth. Baleen whales are generally larger than toothed whales, and females are larger

9、than males. This group includes the largest known animal species, the Blue Whale. 26 Baleen whales27What do you think is happening inthe picture?Read the introduction of the passage onpage 19 and then fill in the chart below. 28WriterVocationStyleTimePlaceMain idea Clancy A whalerAnecdotesAt the beginning of the 20th century Southeastern coast of AustraliaThe killer whales helped the whalers kill baleen whalesBrief introduction of the passageBrief introduct