教案示例

Lesson 34

　　I. Teaching Aims and demands:

　　1. Realize the damage caused to the world and figure out the reasons.

　　2. Learn how to do the note making.

　　II. Teaching Importance:

　　(1) cattle,

　　(2) fail to do sth

　　(3) one suggested answer

　　(4) hold the soil in place

　　(5) It is said that

　　(6) the +adj. /pp

　　(7) the number of

　　III. Teaching procedure:

　　Step 1 Revision

　　1. Check the homework exercises.

　　2. Revise the content of Lesson 33 by asking the question "What have we learned from last lesson?"

　　Step 2 Presentation

　　1. Hold a brief discussion.

　　Now I have a few questions for your discussion:

　　What kinds of pollution have you observed around you?

　　What caused the pollution?

　　Have you noted any other causes of damage?

　　[Divide the class into the groups of four. Get them to discuss the questions with each other. Ss are to report their ideas. ]

　　2. What does the map tell?

　　Read the map together with the class. Make sure they get the right locations of the countries and places mentioned in the text. They are also going to know that the world map shows the polluted areas, which locate in almost every part of the world. Therefore, the demands for saving the earth are urgently called.

　　Step 3 Fast reading

　　Now read the three passages. Find the places on the map of the world where the damage has happened. [Allow the Students enough time to do this task and check their answers in pairs.]

　　Step 4 Careful reading

　　Read the three passages again to answer the questions Part. 1. [Ss to find out the answers. The teacher can help them understand the meaning of some difficult sentences and deal with any other language items. ]

　　Step 5 Note making

　　[Explain to the students: ]

　　What is note making? What are the differences between notes and complete sentences? [Notes often do not have a main verb, and other small words may be left out. Do the first one as an example: Earth: not enough rain, too many cattle]

　　Please go over the passages again and write your note first. [Ss to come to the front and write down their notes on the Bb.]

　　Some suggested notes:

　　Earth: not enough rain, too many cattle, cutting down trees, strong winds

　　Air: smoke from factories, power stations, cars, chemical rain, accidents at nuclear power stations and factories.

　　Water: waste from factories and cities.

　　Step 6 Language points

　　1. Language points

　　(1) cattle

　　(2) fail to do sth

　　fail in (doing) sth

　　(3) one suggested answer

　　a polluted river

　　a fallen tree

　　(4) hold the soil in place

　　hold sth. in secret if......

　　hold sth. tight

　　hold one's head high

　　(5) It is said that

　　It is believed/reported/recorded/thought/heard that .

　　(6) the +adj. /pp

　　the injured = the injured people

　　the wounded

　　the rich/poor/blind

　　(7) the number of

　　a number of

　　The number of the students in the school has increased rapidly.

　　A number of students like sports.

　　2. Retell the text

　　Ask Ss to retell the text with the help of the note - making. Then the whole class do the retelling together.

　　Step 7 Homework

　　1. Find out and pollution locally. Work out the questions like: Is the water/air clean? Is the river safe to swim in? Prepare a brief report.

　　2. Finish off the Workbook exercises.