人教新课标选修件.pptx
会计学1人教新课标选修件人教新课标选修件Words preview snorkelaquariumanecdoteannualvi.戴潜水通气管潜泳戴潜水通气管潜泳n.(潜水艇或潜水者潜水艇或潜水者)通气通气管管n.水族馆；养鱼缸水族馆；养鱼缸n.轶事；奇闻轶事；奇闻adj.每年的；每年的；按年度计算的按年度计算的n.年刊；年鉴年刊；年鉴第1页/共31页Today,were going to take a look at the world under the sea.So,are you ready?第2页/共31页Now,we are on a snorkeling trip under the sea.Well come across a great variety of marine animals.Come on!第3页/共31页Dolphins 海豚海豚What are they?第4页/共31页Turtle 海龟海龟Look.Its coming towards us.第5页/共31页Sea horse海马海马Whats this?第6页/共31页 Squid 鱿鱼鱿鱼第7页/共31页Sea star 海星海星This looks beautiful!第8页/共31页 Jellyfish 水母水母第9页/共31页Coral 珊瑚珊瑚第10页/共31页Angel fish 天使鱼天使鱼Different kinds of little fish第11页/共31页Anemone fish 海葵鱼海葵鱼第12页/共31页Clown fish第13页/共31页A shark is coming.Look out!Its dangerous.第14页/共31页He noticed us.Wed better leave him alone before its too late.Bye,Mr Shark!第15页/共31页We are safe now.And I caught a sea star near the shore.第16页/共31页If you like,where 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 aquarium第17页/共31页 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 these plants and animals.第18页/共31页Whats happening in the pictures?A Killer Whale 第19页/共31页Whales are huge,intelligent seamammals.They breathe air through blow-holes into lungs(unlike fish who breathe using gills).Whales have smooth,shiny,streamlined(流线型）流线型）bodies that move easily through the water.What is a whale?第20页/共31页There are two types of whales alive today:toothed whales(齿鲸类齿鲸类)and baleen whales(须鲸须鲸类类).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(滤食者滤食者)that use baleen to sieve(过滤过滤)food,and have two blowholes.Classification of whales 第21页/共31页Killer whales(虎鲸虎鲸)belong to toothed whales,who are the largest of the dolphins and king of the sea,biggest carnivore(食肉食肉动物动物)of the sea,killing all kinds of animals in the sea,even the huge blue whale,like tigers on land,working in a team.第22页/共31页Average lifespan:50 to 80 years Size:7 to 9.7 m Weight:up to 6 tons第23页/共31页Killer whales第24页/共31页Baleen 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 than males.This group includes the largest known animal species,the Blue Whale.第25页/共31页 Baleen whales第26页/共31页What do you think is happening inthe picture?Read the introduction of the passage on page 19 and then fill in the chart below.第27页/共31页WriterVocationStyleTimePlaceMain 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 passage第28页/共31页Homework1.Look up the new words and expressions of the reading in the dictionary.2.Preview the reading:Old Tom The Killer Whale第29页/共31页Thank you!第30页/共31页
