Wildlife Protection英文教案.docx

Wildlife Protection英文教案高中一年级阅读课 1、 教材语言材料: 人教版高一英语必修2：Unit 4 Wildlife Protection Reading materials: Using Language Reading and listening Many animals have disappeared during the history of the earth. The most famous of these animals were dinosaurs. They lived on the earth tens of millions of years ago, long before humans came into being. There were many different species of dinosaur and several of them have been found in China. The eggs of twenty-five species have been found in Xixia County, Nanyang, Henan Province, and not long ago a rare new species of bird-like dinosaur was discovered in Chaoyang County, Liaoning Province. The scientists were surprised to find they could run like dinosaurs, but also climb trees. They could tell this from the way the bones were joined together. Dinosaurs died out quickly about 65 million years ago. Some scientists think it was after a large rock hit the earth and put too much dust into the air. Others think the earth got too hot for the dinosaurs to live on any more. Nobody knows for sure. In the same way there are animals that have disappeared more recently and no one knows why. Listen to the story about the dodo, an animal that has disappeared from the earth. After-reading exercises: 1 Fill in the blanks. Dinosaurs are the most famous animals that _ from the earth. They died out quickly _ years ago, _ humans came into being. There are _ species have been found in Xixia County, and a new rare species of _ dinosaur was found in Chaoyang County. According to scientists, the dinosaurs disappeared from the earth because _ hit the earth or because the earth got too hot for _ any more. However, nobody knows for sure yet. 2 Answer the questions. What are the facts that you learned from the passage about a rare bird-like dinosaur discovered in Chaoyang County? What are the scientists guesses of dinosaurs extinction million years ago? 2. 教学设计： Student Teachers name: I. Lesson type (Duration:40 min.） Reading lesson II. Topic Dinosaurs III. Analysis of teaching material IV. Teaching objectives: The exposition mainly talks about the eggs of dinosaur found in China and scientists guesses of the reason why dinosaurs disappeared from the earth. After this lesson, the students will be able to: 1. quickly find the topic sentence of every paragraph; learn the reading skill: scanning and find the answers to the questions based on the passage. 2. know the correct use of object clause; review the use of the passive voice; know use of the key phrases in the text. 3. learn to deduce why dinosaurs disappeared from the earth. V. Students potential difficulties Students might have difficulties in understanding the long sentences with clauses and be confused by the complicated structures; students may lack knowledge about animal extinction so that they will have difficulty in deducing the reason of dinosaurs extinction. VI. Teaching aids PPT VII. Procedures Step 1 (2 min) Teacher T: (Greeting and icebreaker) Yesterday we have learned Daisys adventure by the flying chair, and how many animals that are Answer the teachers question about endangered were mentioned in that passage? endangered animals and review what they (antelopes, elephants, and rhinos) have learned yesterday. Reading (activities and reasons) Students Reason Use a question to attract students attention and begin the class. Step 2 Before-reading (5 min) Before-reading Teacher T: As we know, those animals are in danger, so what will happen to them is they are not protected well by human beings? What will be their fate? Please look at the screen, do Students Match the name and the corresponding picture of those extinct animals showed on you know these animals? Can you find them the ppt. in the zoo now? Who are they? (Show the students some pictures of extinct animals, including elephant bird, Sewfoundland White Wolf, Dodo(渡渡鸟)，Tasmanian wolf and dinosaurs) Among them, dinosaurs are the largest and oldest animals, which are what we are going to read about today. Please turn to page 30 and try to find the topic sentence of each paragraph. Reason Use the pictures and questions to arouse students interest in extinct animals and dinosaurs. Step 3 While-reading (15 min) While-reading Teacher T: After reading the text, we have already got some interesting facts about dinosaurs, right? Could you please list some key words about the passage we have just read? 1. Answer the question: what are the key (disappeared, bird-like animals, scientists, words in the passage and what are the topic etc. ) sentences in the passage. T: Alright, so what about the topic sentence in every paragraph? Can anyone tell me? 2. Read the passage one more time while answering the teachers questions. Reason Questions are useful in prompting students to read, and reading with an object will make their reading more efficient. T: From the second paragraph, we learn that different scientists hold different opinions in the question why dinosaurs disappeared Controlled-exercise from the earth millions years ago. Some Discuss in groups about the question: why think it was because of a big rock hit and would dinosaurs die out million years ago? others think it was because of the extreme weather, right？ Why would the dinosaurs die out? Whats your opinion? Please discuss the question in groups of four classmates and then report your discussion to the whole class in 5 minutes. Reason State the reasons of the scientists and use group discussion to let the students think about the hidden reason for dinosaurs extinction. Students After-reading Teacher Students T: After reading the interesting passage Controlled-exercise about dinosaurs, what facts have you Fill in the blanks: finish the whole passage learned from it? Please finished the blank about the text. exercise and check the answer with your partner. Reason Use blank-filling exercise to train the students scanning skill. T: Filling the blanks, now can you answer the following questions? The first one is: What are the facts that you learned from the passage about a rare Answer the two questions given by the teacher and read the text for a third Step 4 After-reading (15 min) bird-like dinosaur discovered in Chaoyang County? The second question is: What are the scientists guesses of dinosaurs extinction million years ago? Please discuss with your neighbor and answer the question in 4 minutes. time. Reasons When answering the questions, the students will learn to conclude the information in the passage. T: Well, all of you have done good job in the exercises. Now, please pay attention to the new words and useful expressions in the passage. (long before, come into being, tellfrom, die out, dust, recently, etc.) T: Well, in the sentence: The scientists were surprised to find they could run like dinosaurs, but also climb trees. You may be confused by the sentence because it has two subjects in one sentence, right? Sentences Semi-controlled activities like these are called combined sentence with 1. Learn the use of new words and an object clause. “They could run like dinosaurs, but also climb trees” is the object expressions and the use of object clauses. clause in the sentence. There are 3 sentences 2. Review the use of passive voice through like this in the passage, can you find making sentences. them?. T: All the class, please focus on Line 5 to Line 11, we may notice phrases like have been found, was discovered, were joined together Yes, this is called passive voice, we have learned the use of passive voice before, so lets just reviewed it again. Please make some sentenced based on the given topics. (Daisys adventure, dinosaurs extinction) Reasons After several times of reading, students are familiar with the content of passage, learning the language knowledge will be more easily and acceptable. Assignment Step 5 Assignment (3 min) Teacher T: Now that we have learned the information about dinosaurs extinction. You are expected to write a short passage to describe dodo, an extinct bird in Australia, ago. Students and tell us why they died out many years Listen carefully about their assignments: T: here are some facts about dodo, which 1. Discuss with their partners to finish their may be useful in your writing. Of course, outlines. you could use passive voice, object clauses 2. Write their passages individually. and the new words we learned today in your writing. (Some facts about dodo: weight range from 10kg-21kg, length of a beak: 23cm, flightless, run fast, nest built on the ground, eat seeds, bulbs, nuts, roots, and fallen fruits, do not fear human, mass killings by human, habitat loss ) Reason After-class writing about Dodo can train the students to practice their ability to describe an object and strengthen their ability of using the new language knowledge of the passage. Use guidance writing can lower the writing difficulty. VIII. Blackboard layout Lesson Eight New words/phrases Miscellaneous Long before Passive voice & Object clause Come into being Tellfrom Die out Dust Recently