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1、Unit 3Under the sea coralanemone fish 海葵鱼海葵鱼jellyfish 水母水母turtle12345sea starsea stardolphin海豚海豚shark鲨鱼鲨鱼Which one is crueler？killer whale虎鲸虎鲸baleen whale须鲸须鲸Which one is crueler？killer whale虎鲸是一种大型齿鲸，身长为810米，体重9吨左右，背呈黑色，腹为灰白色，有一个尖尖的背鳍，背鳍弯曲长达1米，嘴巴细长，牙齿锋利，性情凶猛，食肉动物，善于进攻猎物，是企鹅、海豹等动物的天敌。有时它们还袭击其它鲸类，甚至是
2、大白鲨，可称得上是海上霸王。因它特别喜食须鲸的脂肪，所以挪威人称它们为“油贼”虎鲸以体魄健壮、性情凶狠而闻名于世，索有“鲸之暴君”之称。在自然海域中虎鲸凶猛异常，但是在人工饲养环境经过人的调教、训练之后，它却变得十分驯服，自20世纪60年代末开始，它们又成为海洋公园和水旅馆的水族明星而名声大噪。baleen whale须鲸须鲸类动物的体形巨大，最小的种类体长也大于6米。口中没有牙齿，但上颌左右两侧的腭部至咽部各生有150400枚呈梳齿状排列的角质须。须的颜色、形状和数目因种类的不同而有差异，是进行分类的重要依据之一。外鼻孔有2个，位于头顶，呼吸换气时可以喷出两股水柱。头骨极大，有的种类可达体长
3、的13，左右对称。主要以磷虾等小型甲壳类动物为食，有的种类也吃小型群游性鱼类，以及底栖的鱼类和贝类。Pre-readingRead the text in the page 19 and then complete the chart.type of the article:(文体文体)writer:job:place:time:Plot:(情节情节)anecdotean old man called Clancya whaleron the southeastern of Australiaat the beginning of the 20th centuryKiller whales h
4、elped whalers catch the baleen whales.baleenbaleenkillerkillerblow-holewhalers_whale _ _whales catch/killhelpLook at the picture in Pre-reading,then guess what is happening in the picture.1._ was 16 years of age when he went to work at the whaling station.2._ ordered Clancy to go to the boat as ther
5、e was a whale out there in the bay.3._ was swimming by the boat,showing the whalers the way.4._ told Clancy that they would return the next day to bring in the body of the whale.5._ was carried by the waves further and further away from the whalers.6._ knew that Old Tom would protect James.GeorgeOld
6、 TomJackJamesRedScanning:Find out the names in the text and then fill in the blanks with them.ClancyThe passage is mainly about _ parts.Task 2:Main ideaThe killers protected the whalers from the sharkThe killers helped the whalers to catch the whales.2Part 1Part 2Careful-readingCareful-readingPart 1
7、Fill in blanks._itself out of the _and then _again.How to tell the whalers theres a whale out there:Throwingwatercrashing downWhat did the killer whale do before the hunt?(Para.2)Swimming _ showing the whalers_by the boatthe wayHow to lead the whalers to the hunt.What did the killer whale do before
8、the hunt?(Para.6)How to help the whalerskill the whale:Throwing themselves _;Stopping it_ and_on top of the whales blow hole to stop it breathingdivingfleeing out to seaWhat did the killer whale do during the hunt?(Para.9)drag the body swiftlydown to the _ of the sea.depthshave a good feed on its_ a
9、nd _lipstongueWhat did the killer whale do after the hunt?(Para.10-12)细节题细节题细节题细节题1 1.Old Tom throws itself out of the water.Old Tom throws itself out of the water and then crashes down in order to _.and then crashes down in order to _.A.A.give the whalers the information about a give the whalers th
10、e information about a whale whale B.B.tell the whalers it is hungry tell the whalers it is hungry C.C.help the whalers catch the whale help the whalers catch the whale D.D.inform the whalers to run awayinform the whalers to run awayA 2.Why did the men start turning the boat around to go home after t
11、he whale died?A.Because they didnt need a dead whale.B.Because they couldnt find the whales body.C.Because they knew that the dead whale wouldnt float up to the surface for around 24 hours.D.They had to do this because it was too late.CWhat may happen to the man?Part 2T or F1.Because Old Tom and the
12、 other killers were too 1.Because Old Tom and the other killers were too fierce,they also would harm or attacked people.fierce,they also would harm or attacked people.2.James was afraid of being abandoned by us.2.James was afraid of being abandoned by us.3.No one saved James,and he was killed by a 3
13、.No one saved James,and he was killed by a shark.shark.FTFAccident James was _ the boatSituation 1.The sea was _ that day and it was _to handle the boat.The _ were carrying James further and further away.2.Suddenly there was _ over there.FeelingHe was_of being abandoned by us.Help1.Old Tom wont let
14、it _James.2.James was firmly _in the water by Old Tom ResultJames was _ into the boat.washed offroughdifficultwavesa sharkterrifiednearheld uppulled backWe can infer from the text that_.A.The killer whales may be trained by the whalers.B.The killer whales want to help man catch the whales themselves
15、C.The killer whales need no training for helping the whalersD.The killer whales want to eat the whales after killing themAConclusionAlthough the killers were _hunters,they never _ or _ people.In fact,they _whalers catch huge whales and _ them.Fill in the forms according to the textfierceharmedattackedprotectedhelpedHomework