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1、Unit 3 Sea explorationLesson 4 Using Language(I)高二人教版英语选择性必修四第三单元Aims of this lessonIn this lesson,you will:1.know about whales and other sea animals;2.understand the gist and the logic of the conversation,and apply the sequence words orally;3.raise the awareness of coastal and marine ecosystem cons
2、ervation.marine mammalsthe largest animals on Earthgigantic,long,heavy,etc.two types:toothed whales and baleen(须鲸)whaleswhale huntingwhale fall.Do you know anything about whales?Lead-inRead the poster and discuss the questions:What aspect of the camp would you like best?I would like the opportunity
3、to see the whales close up best.What can campers do to help with the whale research?Search for some information about whales;Go to watch them personally;Ask experienced researchers for help;Track the whales with modern technologies;Collect data and set up a database;Share the research results with o
4、ther learners.Pre-listeningListen to the head researcher talking to the campers at the end of the day.What three things were the campers asked to do?While-listeningBeginning:first of all,first and foremost,first,firstly,to begin with.Middle:next,then,later,after that,furthermore,moreover,meanwhile.E
5、nding:finally,at last,eventually,to summarize.1._2._3._to find out some facts for a whale profile to think about why they do whale researchto go out with and write a report of the work they doListen to Lukes part of the conversation again and finish the flow chart below.FirstThenMeanwhileLaterAfter
6、thatFinallywe followed a group of whales with the boat.we took picture of their fins.we also noted their location,so we can track their movements and plot their migration path.we created a database of their fins and locations.we gave the group of whales a name,and each member a number.we contacted o
7、ther whale research groups.with them.Please number the following sentences in the correct order.Then work out what they have done at the camp.After that,we gave the group of whales a name,and each member a number.They will be added to the directory so we can identify them in the future.Most whales h
8、ave slightly different fins and marks,which can help us to tell them apart.Meanwhile,we also noted their location,so we can track their movements and plot their migration path.Then we took pictures of their fins.Finally,we contacted other whale research groups around the world to share the informati
9、on with them.First,we followed a group of whales with the boat.Later,we created a database of their fins and locations.n.目目录;名名录n.迁徙迁徙37642581Translate the following questions into English.Then listen to the tape and answer these questions.Please take notes while listening.1.那有多少种那有多少种鲸鱼？How many sp
10、ecies of whales are there?2.区分区分鲸鱼主要主要类型的型的标准是什么？准是什么？What is the criterion to divide the main types of whales?3.为什么他什么他们要研究要研究鲸鱼？Why do they do whale research?4.鲸鱼用声音做什么？用声音做什么？What do whales use sounds for?5.为什么什么营员要拍要拍鲸鱼鳍的照片？的照片？Why do the campers take pictures of the whales fins?6.他他们为什么要什么要联系其他
11、研究小系其他研究小组？Why do they contact other research groups?Translate the following questions into English.Then listen to the tape and answer these questions.Please take notes while listening.1.那有多少种那有多少种鲸鱼？2.区分区分鲸鱼主要主要类型的型的标准是什么？准是什么？What is the criterion to divide the main types of whales?How many specie
12、s of whales are there?Over 80.The criterion is whether they have teeth or not.Listen to Sallys part of the conversation and complete the mind map below.4.鲸鱼用声音做什么？鲸鱼用声音做什么？What do whales use sounds for?They use sounds to communicate and hunt.Listen to Bens part of the conversation and answer the que
13、stions below.3.为什么他们要研究鲸鱼为什么他们要研究鲸鱼？Why do they do whale research?It is to monitor how many whales there are,to track where they go,and to understand more about their intelligence.5.为什么什么营员要拍要拍鲸鱼鳍的照片？的照片？Why do the campers take pictures of the whales fins?Because this can help them to tell the whale
14、s apart.6.他他们为什么要什么要联系其他研究小系其他研究小组？Why do they contact other research groups?They want to share information with them.Listen to the rest of the conversation and answer the questions below.After listening,do you think it is important to carry out research on whales and other sea creatures?Why?First o
15、f all,it helps us learn more about these amazing creatures so that we can better protect them.In addition,by conserving wildlife,were ensuring that future generations can enjoy our natural world and the incredible species that live within it.Finally,it helps us know more about the wonderful world an
16、d relevant issues concerning these creatures so that we can make the world a better place.Post-listeningSome of the students could not make it to the camp.Imagine you were there.Tell your partner about what happened,using the expressions in the box below.Your partner can also ask questions to find o
17、ut more about what happened.Expressing sequenceFirst(ly),Second(ly),Third(ly),First of all,Then/After that/Afterwards/Next/Later on,In the end/At last,At that time It began when Meanwhile Later Finally EXAMPLEA:Today we learnt about whales and whale research.First,we found some information and facts
18、 about whales.We used the library and the Internet.B:What did you do after that?A:Today we learnt about whales and whale research.First,we found some information and facts about whales.We used the library and the Internet.B:What did you do after that?A:Well,after that we thought about why we do whal
19、e research.B:But why do we do whale research?A:There are lots of reasons.First of all we need to know how many whales there are.Then,we need to know where they go.And finally,we need to understand more about them.B:Then what did you do next?A:After that,we went out whale watching,following a group o
20、f whales in a boat.Suggested dialogueB:That sounds neat.Did you just watch them,or did you do anything else?A:We started by taking pictures of their fins,so we could tell them apart.At the same time,we noted their location,so we could track them.B:What did you do afterwards?A:We created a database a
21、nd gave each whale a name and number.Then finally,we shared our information with other whale research groups around the world.B:It all sounds so wonderful!I wish I could have joined you.A:I do,too.Suggested dialogueWatch the video Protecting Biodiversity and answer the questions.What sea animals can
22、 you see in the video?What other sea animals would you like to see?What would you like to know about these sea animals?Where are they?At Sea World in Queenland,AustraliaAt the Houston Aquarium in the United StatesIn the Galapagos Islands,EcuadorWhat sea animals can you see in the video?What other se
23、a animals would you like to see?What would you like to know about these sea animals?Talk with your partner and make a plan for a trip to see the animals.Your plan should include activities you would like to do.TimePlaceRoute 1ActivityPurpose of the activityRoute 2SummaryIn todays lesson,you have:1.k
24、nown about whales and other sea animals;2.understood the gist and the logic of the conversation,and applied the sequence words orally;3.raised the awareness of coastal and marine ecosystem conservation.HomeworkContinue to complete your plan for a trip to see the animals.Your plan should include activities you would like to do.Thank you for listening!