课件18张PPT。Unit 5 The Power of Nature Class ReportWhat do you know about volcano?
Do you know how a volcano erupts?volcanic eruptionBoiling rock erupts from the crater;
the lava flows slowly down the mountain. More about the volcano1. How is a volcano formed?When molten rock is heated and pushed upward through the crust(地壳). The pressure can force pressurized rock and gas up out of the surface, creating an eruption. So a volcano is formed.2. What types of volcanoes do you know? A dormant volcanoAn extinct volcanoAn active volcanoAn Exciting JobReadingPart 1(Para 1-2)
Part 2(Para 3-4)
Part 3(Para 5)
The writer's job and its importance. The writer's experience of watching the volcano eruption.The reasons for the writer’s enthusiasm about his job.The main idea of the passage:“I have the greatest job in the world. I travel
to unusual places and work __________
people from all over the world. Sometimes
working outdoors, sometimes in an office, sometimes using scientific ________ and sometimes meeting local people and tourists. I am never bored. Although my job is ___________ dangerous, I don't mind because danger excites me and makes me feel alive. However, the most important thing about my job is that I help _________ordinary people from one of the most powerful forces on earth—the _________.”My JobalongsidevolcanoprotectequipmentoccasionallyPara 1Para 2Mount Kilauea in HawaiiPara 2Mount Kilauea in Hawaii1. What is a volcanologist's job?
2. Why his job is very important?A volcanologist's jobVolcanologists study volcanos
so that they can warn people when the volcano is going to erupt and save many lives.2. Why his job is very important?Part 2 (para3-para4)A gameEach group design one question； Rules: One point for each correct answer； Collect all the questions and rush to answer these questions； Highest score wins. “I am just as enthusiastic about my
job as the day I first started.”Para 5Do you want to be a volcanologist?volcanic eruptionhurricaneearthquaketornado flooddroughtthunderstorm tsunami landslideHomeworkCompulsory: Do you want to be a volcanologist？Yes or no? Please write a composition about it.
Optional: Surf on the internet to know more about natural disasters.Thank you !Teaching Design
Teaching aims
By the end of this lesson,students will be able to :
learn some new words and expressions, such as magma, lava, crater, ash cloud, volcanic, eruption;
have a deep understanding of the whole passage and know how important a volcanologist’s job is;
raise people’s awareness of protecting nature and tell people how to protect we human beings from natural disasters.
Important and difficult points
Students should know the structure of the passage and and the importance of being a volcanologist.
Raise students’ awareness of respecting nature and know how to protect people from natural disasters.
Teaching procedure
Lead-in
Two students are welcomed to do class report. It will teach students some knowledge of volcanoes. For example:
(What do you know about volcano?
(Do you know how a volcano erupts?
(What types of volcanoes do you know?
Students can also learn some new words in this part. It is helpful for next teaching steps.
Fast reading
Students are asked to read the passage quickly to get the main idea of each part:
Part 1(Para 1-2): The writer’s job and its importance.
Part 2(Para 3-4): The writer’s experience of watching the volcano eruption.
Part 3(Para 5) :The reasons for the writer’s enthusiasm about his job.
This will help students to know better about the passage’s structure and main idea.
Careful reading
Task 1: Students are asked to read the first paragraph carefully and try to fill in the blanks.
“I have the greatest job in the world. I travel to unusual places and work __________ people from all over the world. Sometimes working outdoors, sometimes in an office, sometimes using scientific ________ and sometimes meeting local people and tourists. I am never bored. Although my job is ___________ dangerous, I don't mind because danger excites me and makes me feel alive. However, the most important thing about my job is that I help _________ordinary people from one of the most powerful forces on earth—the _________.”
The first paragraph is an introduction about the writer’s job. By doing this task, students will have a better understanding of being a volcanologist.
Task 2: students will read the second paragraph and answer two questions.
What is a volcanologist's job?
Collect information-----evaluate information-----predict where lava from the volcano will flow next and how fast.
2. Why his job is very important?
Volcanologists study volcanos so that they can warn people when the volcano is going to erupt and save many lives.
This part will help students to know what exactly does the author do for his job and how important his job is.
Task 3: students will play a game. The rules of the game are:
Each group design one question；
Collect all the questions and rush to answer these questions；
One point for each correct answer；
Highest score wins.
This will stimulate students’ interest in understanding the passage. By designing the questions, they will have a deep understanding for the passage.
Task 4: Teacher will ask a question: Do you want to be a volcanollogist?Students will work in pairs and make a dialogue about this topic. It will help students to know the qualities of a volcanologist.
Post reading
Step 1: brain storm some natural disasters: earthquake, flood, thunderstorm, landslide, tsunami, hurricane, drought.
Step 2: Students work in groups and make a poster to tell people the ways protect human beings from natural disasters. One representative will be asked to go to the front to introduce his/her group’s poster.
Step3 : cultivate students’ awareness of respecting nature by watching a video.
Students will know how to protect people from natural disasters.
Homework
Compulsory: Do you want to be a volcanologist？Yes or no? Please write a composition about it.
Optional: Surf on the internet to know more about natural disasters.
Homework will help students to consolidate what they have learned in this lesson.
评测练习
Complete the sentences with suitable words.
bore, bored , boring
1. The students were so _____________ that some of them fell asleep.
2. Will it ___________ you to draw the tiger over and over again?
3.I left the theater before the opera ended; it was deadly___________
impressive, impress
4. His speech about the doctor who worked heart and soul for Tibetan people _________ us very much.
Suggested answers:
1. bored 2.bore 3.boring 4.impressed 5.impressive 6.excited 7.excitement 8.exciting 9.excite 10.encourage 11.courage 12.encouraging 13.encouragement
II. Complete the sentences . Use words from the list in the correct tense.
look see watch glare stare glance
1. They were so amazed that all they could do was ___________.
2. Can you move the sculpture closer? I can’t ___________ the details clearly.
3. He was so angry with me he just ___________ and walked away.
4. She___________ shyly at him and then lowered her eyes.
5. I___________ a really good game of football on Saturday.
6. You’ve been ___________ out the window for almost an hour now.
Suggested answers:
1.staring 2.see 3.glared 4.glanced 5.watched 6.looking/staring
