b7U3under_the_sea

1、Unit 3Under the sea Have you seen plants and animals that live under the sea? Where did you see them? on a snorkeling trip at an aquarium in booksin films on TV nature programmes on the InternetWarming upsnorkelingat an aquarium There are many beautiful plants and animals in the sea.coraldolphinshar

2、k turtlesquid butterfly fishWhalesBlue WhaleGray Whale Killer WhaleRight Whale 露脊鯨 White WhaleSperm Whale 抹香鯨 Baleen whales Different kinds of whalesWhat is a whaler?It can be: a person who hunts whales; a ship used for hunting whales. 捕鯨(whale hunting)，將系有繩索的铦或叉、鏢等，采用射擊或投擲方式刺入鯨體進(jìn)行獵捕。獵捕對象有須鯨和齒鯨兩類，以藍(lán)

3、鯨、長須鯨、露脊鯨、抹香鯨、座頭鯨、北極鯨、灰鯨等為主。由于鯨油是貴重的工業(yè)原料，歷史上歐洲和美洲一些國家的捕鯨活動長盛不衰。自20世紀(jì)中葉起，由于過度獵捕導(dǎo)致資源衰退以及國際上對捕鯨的限制，捕鯨業(yè)已趨衰落。 Background傳統(tǒng)捕鯨方法:6名捕鯨者離開大船，乘小艇追逐鯨魚，小艇通常長8.5公尺，裝備有具倒鉤的捕鯨铦和長索。鯨一旦被铦刺中，便帶著繩索逃遁，直到筋疲力盡浮出水面，人們在那兒用捕鯨槍(一種更長的捕鯨铦)將它殺死，用繩索拖到大船邊，用有刃的長槍割取油脂，并把尸體拋棄?，F(xiàn)代捕鯨業(yè)肇: 挪威人福伊恩發(fā)明了一種捕鯨炮，用來發(fā)射內(nèi)充炸藥的標(biāo)槍。后來又使用了動力船，與捕鯨炮相得益彰，這些方

4、法使用至今幾乎沒有什么變化。 Pre-readingRead the text in the page 19 and then complete the chart.type of the article : (文體)writer :job :place :time :Plot :(情節(jié))anecdotean old man called Clancya whaleron the southeastern of Australiaat the beginning of the 20th centuryKiller whales helped whalers catch the baleen w

5、hales.Whaling operated between the 1830s and the 1920s on the southeastern coast of Australia at a place called Eden, where Clancys stories are set. There are many stories of killer whales cooperating with the whalers there to catch the baleen whales that migrated and later down the coast every wint

6、er and spring. Old Tom was one of the killer whales and his skeleton is displayed in the Killer Whale Museum in Eden.Eden Killer Whale Museum baleenkillerwhalers_whale _whales catch/killhelpThe whaler hunting at the beginning of 20th centuryWhat do you know about “killer whales”?Male whales can reac

7、h lengths up to 27 feet and can weigh up to 12,000 lb. You can tell an adult male from an adult female by the shape of their dorsal fin(背鰭) (males longer, up to 6 feet tall). Killer whales are found in all oceans of the world. As a group, killer whales are known to eat fish, squid, seals, sea lions,

8、 penguins, even other whales. Thus, they are called “Killer Whales”.Scientific name: Orcinus OrcaWhat about baleen whales?Baleen whales are whales that have no teeth. They take in huge mouthfuls of water and filter it, trapping small fish and invertebrates. There are several species of baleen whale

9、such as the blue whale, the humpback whale and the right whale.Fast-readingTask 1 : Read the text and then fill in the blanks with their names.1._ was 16 years of age when he went to work at the whaling station.2._ ordered Clancy to go to the boat as there was a whale out there in the bay.3._ was sw

10、imming 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.ClancyGeorgeOld TomJackJamesRedThe passage is mainly a

11、bout _ parts.Task 2 : Main ideaOld Tom _the whaler from the sharkOld Tom _the whalers to hunt the whales.helpedprotected2Careful-readingPart 1Fill in the blanks and understand the hunting process.(三維設(shè)計(jì) P47)_itself out of the _and then _ again.Tell the whalers theres a _out there.Throwingwatercrashin

12、g downwhaleWhat did the killer whale do in the whale-hunt? Swimming _ showing the whalers_ by the boatthe way _ the whalers to the hunt.LeadStop it from_ and gain for_the whalers.Throwing themselves _; Stopping it_ and_ on top of the whales blow hole to stop it breathingdivingfleeing out to seabreat

13、hingthe time drag the body swiftlydown to the _ of the sea.depthshave a good feed on its_ and _lipstongue Why did the whalers go home withoutbringing in the body of the whale?A. They just did the hunting for fun.B. They left it eaten up by the killers.C. It was dragged to the depths of the sea.D. Th

14、ey just waited for it to float up.DPart 2Fill in the blanks and complete the story.AccidentJames was _ the boatSituation1. 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

15、 us.HelpOld Tom wont let it _James.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 c

16、atch the whales themselvesC. 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 _ them. However, whales are now in _. They are _ out.Fill in the

17、forms according to the textfierceharmedattackedprotecteddangerdyingIn real life, whales are harmless to us. Weshould respect them, just like any otheranimal on earth. Still, nowadays we killthousands of whales and most of us dont know that whales are endangered. DiscussionThe last whaling station in

18、 Australia closed in 1978. Whales are now an endangered species and in need of conservation. They are now protected by an international ban on whaling. However, some countries oppose the ban. In groups, discuss the reasons for and against banning whaling.( ) He ran down to the shore and saw a huge animal in the water, which was Old Tom, the killer whale.( ) The killer whale guided the team to the hunt.( ) The killers ate the lips and tongue of the baleen whale. ( ) Clancy arrived at the whaling st