高中英语人教版 (2019)选择性必修 第四册Unit 3 Sea Exploration图文ppt课件

这是一份高中英语人教版 (2019)选择性必修 第四册Unit 3 Sea Exploration图文ppt课件，共17页。

Learning bjectives
By the end f this sectin, yu will be able t:get general infrmatin abut whale thrugh watching a pster;listen fr sequence and grasp sme expressins abut expressing sequence;make a mindmap t present infrmatin abut whale mentined by the speaker, Sally;use expressins abut sequence t tell what happened at the whale watching camp t yur classmates wh were nt there;imprve yur awareness f prtecting sea animals.
What sea animals d yu knw?
SEA ANIMALS
I wuld like the pprtunity t see the whales clse up best.This research helps us learn mre abut the wnderful wrld we live in, and it als helps us learn mre abut these amazing creatures s that we can better prtect them.
Read the pster belw and discuss the questins.
What aspect f the camp wuld yu like best?D yu think it is imprtant t carry ut research n whales and ther sea creatures?
Suggested Answers
Make predictin.
Listen t the head researcher talking t the campers at the end f the day.
Listen and get main idea.
What three things were the campers asked t d?
t find ut sme facts fr a whale prfile
t think abut why they d whale research
t g ut with and write a reprt f the wrk they d
Listen t Luke’s part f the cnversatin again. Number the fllwing sentences in the crrect rder. Then wrk ut what they have dne at the camp.
Listen fr sequenceWhen peple talk abut a series f actins r events happening in sequence f time, they ften use certain wrds and phrases, such as first, next, then, after that, later, and finally.
Over 80.The criterin is whether they have teeth r nt.They use sunds t cmmunicate and hunt.This can help them t tell the whales apart.They want t share infrmatin with them.
Listen t the cnversatin again and answer the questins.
Hw many species f whales are there?What is the criterin t divide the main types f whales?What d whales use sunds fr?Why d the campers take pictures f the whales’ fins?Why d they cntact ther research grups?
Listen t the cnversatin again and cmplete the blanks.
Craig: Here at the camp we are ____ abut whales! Tday yu have been helping us with ur whale research. First f all, we asked yu t find ut sme facts fr a whale _______. What did yu find, Sally?Sally: There are ver 80 different species f whales. These include the blue whale, the ______ knwn animal t have ever existed. They can grw t 100 feet lng, and can _____ nearly 200 tns! There are tw ____ types f whale: thse with teeth, and thse withut. Thse withut teeth eat very small rganisms, whereas thse with teeth eat fish and ther larger sea animals. Mre than 70 species f whales have teeth.Craig: Great! Then, we asked yu t think abut why we d whale research. Yes, Ben.Ben: Firstly, it is t _______ hw many whales there are. Whales are threatened by many ______, including climate change, ________, and hunting. Secndly, it is t track where whales g, s we can understand mre abut them, like their life cycle. Lastly, we knw that whales are very _________. They cmmunicate and hunt using cmplex sunds, and even sing and share sngs. They can learn by themselves and can _____ the things they have learnt t their yung. We want t understand mre abut this.Craig: Very gd, Ben. And lastly, we asked yu t g ut with us and write a reprt f the wrk we d. Can yu give us yur reprt, Luke?Luke: Yes. First, we fllwed a grup f whales with the bat. Then we tk pictures f their fins. Mst whales have ________ different fins and marks, which can help us t tell them apart. Meanwhile, we als nted their lcatin, s we can track their mvements and plt their ________ path. Later, we created a database f their fins and lcatins. After that, we gave the grup f whales a name, and each member a number. They will be added t the directry s we can ________ them in the future. Finally, we ________ ther whale research grups arund the wrld t share the infrmatin with them.Craig: Excellent! Thank yu all fr yur help tday.
intelligent
Read transcript, and cmplete the fllwing mindmap abut whales.
Whales(ver 80 species)
Whaleswith teeth
Whaleswithut teeth
Typical species
fish, sea animals
small rganisms
Sme f the students culd nt make it t the camp. Imagine yu were there. Tell yur partner abut what happened, using the expressins in the bx belw. Yur partner can als ask questins t find ut mre abut what happened.
First(ly), ...Secnd(ly), ...Third(ly), ...First f all, / After that / Afterwards / Next / Later n the end / At last, ...At that time began when ...Meanwhile ...Later ...Finally ...
Expressing sequence
EXAMPLEA: Tday we learnt abut whales and whale research. First, we fund sme infrmatin and facts abut whales. We used the library and the Internet.B: What did yu d after that?...
A: Tday we learnt abut whales and whale research. First, we fund sme infrmatin and facts abut whales. We used the library and the Internet.B: What did yu d after that?A: Well, after that we thught abut why we d whale research.B: But why d we d whale research?A: There are lts f reasns. First f all, we need t knw hw many whales there are. Then, we need t knw where they g. And finally, we need t understand mre abut them.B: Then what did yu d next?A: After that, we went ut whale watching, fllwing a grup f whales in a bat.B: That sunds neat. Did yu just watch them, r did yu d anything else?A: We started by taking pictures f their fins, s we culd tell them apart. At the same time, we nted their lcatin, s we culd track them.B: What did yu d afterwards?A: We created a database and gave each whale a name and number. Then finally, we shared ur infrmatin with ther whale research grups arund the wrld.B: It all sunds s wnderful! I wish I culd have jined yu.A: I d, t.
Suggested Dialgue
Watch the vide Prtecting Bidiversity, and then discuss what ther sea animals yu wuld like t see. Talk with yur partner and make a plan fr a trip t see the animals. Yur plan shuld include activities yu wuld like t d.
What sea animals can yu see in the vide?What ther sea animals wuld yu like t see?What wuld yu like t knw abut these sea animals?
Wrds and Expressins
They will be added t the directry s we can identify them in the future. (P30) 它们将被添加到目录中，以便将来我们可以识别它们。directry /dəˈrektəri/ n. 名录；电话号码簿；（计算机文件或程序的）目录搭配a telephne / trade directry电话号码簿；商行名录例句He fund their address in the telephne directry.他在电话薄里找到了他们的住址。This ptin lets yu create new files r directries. 用这个选项你可以创建新的文件或目录。
Sme f the students culd nt make it t the camp. (P31) 有些学生没能赶到营地。make it t （尤指在困难情况下）到达，赶上例句She left befre I culd even make it t the dr t ffer my thanks.我还没来得及走到门口向她道谢，她就走了。搭配make it及时到达；获得成功；设法做成take it easy不要着急take it seriusly认真对待believe it r nt 信不信由你See t it that ...务必/确保……It all depends.视情况而定。