2019-2020年高二英语教案Unit13 The Water Planet 人教版.doc

2019-2020年高二英语教案Unit13 The Water Planet 人教版The topic of this unit is “water”, including the properties of water, estuaries, the ocean and the importance of using and protecting our water. In the warming up, there are four experiments related to water for the Ss to tell the results and explain the reasons. The listening part is about the story of an adventurous sea journey“The rime of the old mariner”, written by the English poet Coleridge. In the speaking part, Ss will see some pictures showing some examples of how we use water in different ways. Ss will talk with their partners about the importance of using and protecting our water. The reading passage is “the properties of water”, introducing the chemical structure, salinity, density, heat capacity and ocean motion. The language study is designed to get the Ss to do some vocabulay exercises and review the modal verbs. In the Integrating Skills, the Ss is given a passage about natures nursery: estuaries to read and write a paragraph to answer the questions, using the knowledge learned in this unit. To get more output from the Ss, we must give them more input. Reading is a kind of input. The main topic of the unit is “water”, so the Ss must know the basic knowledge of water at first so that they can use what they have learned about the matter to explain some phenomena and to have discussions with their partners. So I put the reading as the first lesson of the Unit and have the warming up activity as one of the reading activities to check the Ss understanding of the reading passage. The second period is a kind of output, that is to have discussions about the using and protecting of water; while the third period is about the tale or story about water and the fourth period the protection of oceans.Period 1 ReadingGoals 1. Provide the Ss with the opportunity to know about the water planet and the properties of water.2. Help the Ss explain some phenomena using the knowledge they learned from the reading material.3. Help the Ss know the importance of water to human beings and the planet.4. Improve the Ssability of reading prehension. ProceduresStep 1. Leading inShow the Ss the picture of “the water planet” and ask:Whats this?/ What color is it?/ Why is it blue?Then ask:1.What else have you learned about water and the water planet?2.what would happen if there were no water on our planet?3.Do you know any properties of water?Purpose: 1. get the Ss to know the topic of this unitwater and the water planet.2. Arouse the Ss interest of learning the properties of water.Step 2. ScanningGet the Ss to scan the passage to know what properties of water are mentioned in the reading passage. (Explain some words of the properties if necessary.)Purpose: To get the Ss to know the properties of water and train their ability to scan a passage.Step 3. Skimming Get the Ss to read the passage carefully and plete the chart below.PropertyWhat is it?What is it good for?Chemical structureDensityHeat capacityPurpose: To get the Ss to know the details of the properties of water and train their ability of skimming.Step 4. ExperimentsGet the Ss to do the following experiments that will illustrate some of the key properties of water. Ask them to examine them carefully and explain what happens and why, using the information from the reading material.Experiment 1: Pour water and vegetable oil into a glass. What happens? why?Experiment 2: Fill one glass with fresh water and another glass with salt water. Put an ice cube in each glass. What happens? Why?Experiment 3: put a piece of chalk in water for 24 hours. What happens? Why?Then show them two pictures of people who are floating on the surface of Dead Sea. Ask them to explain how they can do this.Purpose: To help the Ss use what they have learned from the reading passage to explain some phenomena.Step 5. Concluding Ask:Why must we learn about the properties of water?Purpose: To draw a conclusion of the reading passage and get the Ss to know the importance of using and protecting water and raise their awareness of water protection. Period 2 SpeakingGoals: 1. Talk about using and protecting water. 2. Practise making suggestions and expressing opinions.Step 1. Speaking Show the Ss some pictures that show some examples of how we use water in different wayselectricity, agriculture, home use, industry, transport and entertainment. Ss will talk with their partners about the importance of using and protecting our water.Provide them with the following questions and the useful expressions to make suggestions and express opinions.Questions:1. How is the water being used in ?2. Why do we use water in this way?3. Is it a good way to use water?4. Who benefits from using water in this way?5. What are the disadvantages if doing so?6. Can you think of a better way to solve the problem?7. What will we do if ?Useful expressions:The water being used to/forWe should/could What will we do if ?If we , we can It would be better to Can you think of a better way to Purpose: To talk about using and protecting water and practise asking suggestions and expressing opinions at the same time.Step 2. Making a posterGet the Ss to design a poster to show people the importance of using and protecting our water planet!Purpose: To raise the Ss awareness of environmental protection.Period 4 ListeningGoals: 1. Develop the Ss listening abilities. 2. Get them to listen to the poem by ColeridgeThe Rime of the Old MarinerStep 1 IntroductionIntroduce Coleridge to the Ss.Purpose: To give the Ss a chance to know some background knowledge about the poet and the poem they are to listen about.Step 2 ListeningPlay the tape for the Ss to listen and answer the questions on the textbook.Part 11.Who tells the story in the poem?2.What does one of the sailors do?3.What do you think will happen next?4.Why are the sailors frightened?Part 21. What happens to the sailors?2. What happens to the mariner? Why?3. Why is the person telling the story?Purpose: To improve the Ss listening abilities.Step 3 Story-tellingGet the Ss to tell the story listened from the tape( show them some pictures at the same time) Purpose: To enable the Ss to retell the story, using their own language, to improve their abilities of thinking in English.Step 4 Story-makingThere are many poems about the ocean and the life of sailors and fishermen. Get the Ss to work in groups and see whether they can find another poem or story like this.If not, ask them to make up a good, scary story like the one about the mariner?Purpose: To improve the Ss abilities of language organizing.Period 5 Integrating SkillsStep 1. ReadingA. Fast readingGet the Ss to read the passage quickly to find the topic sentence of each paragraph and tell the structure of the passage.B. Intensive readingGet the Ss to read the passage carefully and answer the following questions.1.Why are estuaries such good places for natures young ones?2.What does density mean in this passage?3.How do estuaries affect the water that passes through them?4.Why are estuaries more sensitive to pollution than other areas?5.Why are estuaries important to human beings?C. Word studyGet the Ss to match the new words and their meanings.Purpose: To train the Ss abilities of reading prehension and know the structure of the passage.Step 2 ProjectCaring for the living thins in the oceansShow the Ss some pictures of ocean pollution and get the Ss to summarize the problems the living things in the oceans are facing. Give them the following questions for reference.1. What the problem with life in the oceans?2. What has caused the problem?3. Whats the relationship between human beings and the oceans?4. What can we do to protect the sea?Organize the Ss to write the passage according to the following writing activities.Pre-writing1. Look through the given information carefully and get a general idea about what to write.2. Write out / draw up an outline. Generally speaking, some key words, key expressions or key sentences.(Remember to cover all the key points. )3. Decide which verb tense/tenses you are to use.While-writingWhen you are working on your writing, pay attention to your handwriting, meanwhile, polish each sentence by using good expressions and structures, making sure what youve written is logical.How to polish your writingBy using with structureBy using inversion structureBy using doing/done By using pound sentenceBy using set phrases and sentence structuresBy using proper conjunctions and adverbsPost-writing Check the whole passage to make sure that there are no mistakes. (Look out for silly mistakes, which can spoil your writing.)Purpose: To raise the Ss awareness of environmental protection and develop the Ss writing abilities.