Unit 3 Sea Exploration Listening and talkingppt课件（含音视频素材）-（2022新）人教版高中英语高二选择性必修第四册.rar

Period 4 Listening and Talking Unit 3 Sea Exploration选择性必修四 人教版（2019）The sea is full of life, what sea animals and plants do you know?Lead-inWhat do you know is the biggest animal in the sea ?It isIt is whalewhale Lead-inActivity 1 Here is a poster of whale watching camp, read it and discuss the questions.1.What aspect of the camp would you like best?2.Do you think it is important to carry out research on whales and other sea animals？Activity 2What three things were the campers asked to do?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 the head researcher talking to the campers at the end of the day.What three things were the campers asked to do?Activity 3Sequence:When people talk about a series of actions or events happening in sequence of time, they often use certain words or phrases, such as first, next then, after that, later,and finally.NotesNotes Activity 3After 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 have 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 information with them.First, we followed a group of whales with the boat.Later, we created a database of their fins and locations.Circle the sequence words before listening again名录；目录与此同时迁移；迁徙Activity 3After 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 have slightly different ., which can help us to tell them apart.Meanwhile, we also noted their location, so we can track their movements and .Then we took pictures of their fins.Finally, we contacted other whale research groups around the world to .First, we followed a group of whales with the boat.Later, we created a database of their fins and locations.Listen to Lucks part of the conversation again. Number the information in the correct order.12345687Activity 41. How many species of whales are there?2. What is the criterion to divide the main types of whales?3. What do whales use sounds for?4. Why do the campers take pictures of the whales fins?5. Why do they contact other research groups? Before listening again, circle the important key words which can help to easily find the answers.Activity 4Listen to the conversation again and answer the questions.1. How many species of whales are there? Over 80.2. What is the criterion to divide the main types of whales? The criterion is whether they have teeth or not.3. What do whales use sounds for? They use sounds to communicate and hunt.4. Why do the campers take pictures of the whales fins? This can help them to tell the whales apart.5. Why do they contact other research groups? They want to share information with them.Activity 5Tell your partner who couldnot make it to the camp about what happened.Firstly,Secondly,Thirdly,First of all Then/After that/Afterwards/Next/Later onIn the end/At last,.At that timeMeanwhile It began when Later. FinallyExpressing sequenceActivity 5A：Today we learnt about whales and whale research. First, we foundsome 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 whale 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?ExampleExample Activity 5A：After that, we went out whale watching, following a group of whales in a boat.B：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 and gave each whale a name and number. Finally, we shared our information with other whale research groupsaround the world.B：It all sounds so wonderful!I wish I could have joined you.A : I do, too.Activity 6Watch the video protecting biodiversity, and then discuss what other sea animal you should like to see. Talk with your partner and make a plan for a trip to see the animals.Activity 6a plan for a trip to see the animals.Place Routes (activities)Purpose Activity 6 For our trip, we would like to go to the Shanghai Ocean Aquarium， whose theme is “Spanning five continents by a connection of water”.We can first visit the special exhibition of saving sharks.Then we can go to see the seahorses whose number declined greatly for the past decade. However， most people do not know much about seahorses at all.I think we need to raise awareness about seahorses and marine conservation in China.The last spot will be The Chinese Pavilion, which displays the aquatic organisms and bio-system in the Yangtze River and some national endangered rare aquatic creatures, like Chinese alligator and Chinese Sturgeon.ExampleExample DiscussionDo you think human beings can still see various sea animals in 100 years?Do you think protecting biodiversity is an urgent matter and why ?Do the exercises on Page 77 of Workbook.