Step Ⅲ Discussion (Group work)
1. Let the Ss have a discussion:
1) What are the causes for the pollution in these areas and who will be responsible for these following results?
2) What can we do to stop and prevent this thing happening? And can we stop this kind of thing?
Step Ⅳ Language points
1.Teacher ask Ss to write down the sentences with the P.P and check the sentences with each other (one for one sentence and not give the same one) And give some typical sentences on the slide.
2. Explain the grammar and teach students how to use it.
3. Expressions and words study, including : 1) desert 2) Cattle 3) fail 4) limit 5) in place 6) blow away 7) Time and time again 8) the injured 9) lose their sight 10) be present 11) pour into
Step Ⅴ Practise
1. Get Ss to do Ex 2 P114. Tell them to fill in the blanks without looking back at the text.
2. Ask one more Ss to retell the text with the help of the map in the front of the classroom and the numerals on the Bb ( also one student for one field or topic)
3. Divide the Ss into several groups and ask them to act like some reporters from India to interview some local people , or interview some peasants in Gebi or some Russian Officials give the talk about their pollution problem etc.
Step Ⅵ Homework
1. Match the words on Ex3 P114.
2. Make a short passage using the expressions they learned this class as many as possible.
3. Preview Lesson 35, pay attention to P.P form in the text on Page 53 “A day in the forest”.
教学设计方案Lesson 35
（一）Teaching Aims
1. Through the study of Lesson 35 students should have a clear comprehension of the close relation between the animals and human beings.
2. Learn how to write a writing whose structure is formed with some facts and their possible logical reasons .
Step I Warm - up
1. T show a picture of Tiger or movie clips of Northeastern Tiger in Northeast. Ask them some questions as follows:
(1) What are these? (2) Where can you find them? (3) Do you think it is good for them to be in the cage of the zoo? (4) Do you like the tigers in the circus?
2.Write the following words on the Bb,
FACTS: (5-10 million, one per one year, one per one day, 1/2 million )
REASONS: first, second.
EXAMPLE: tigers
StepⅡ. Listening and Reading
1. Listen and read aloud the text after the tape. Pay attention to intonation and pronunciation. Ask Ss to try to find the answers or key words for the topics on the Bb.
2. Check the Ss the reading ability.
Ask students some questions about the text (Exe 1 on Page115)
Ask the students to give the matching words or phrases to the topics on the Bb. And ask one student to retell the text “Animals in danger” with the help of the info on the Bb.
3. Deal with the other text on Page 53. Ask Ss to find out the timeline of the story and what happened in the following time: Before the trip and During the trip ( At the beginning, after lunch, at the end of the trip)
4. Ask one student to retell this text on Page 53 with less than 10 sentences.
Step III Language points
1. Deal with some difficult points, T teaches the Ss the languages like the following: 1) die out 2) in danger 3) no more than 4) go on an organized trip to 5) purpose 6) go off 7) be busy measuring 8) to one’s joy
2. Play the game to see who can find as many as possible the past participles in the text on Page 53. Then explain the functions of these words.
Step IV Practise
1. Get Ss to do Ex 2 P115. Tell them to fill in the blanks without looking back at the text.
2. Ask one student to act as a librarian in national museum of nature history. And other students to ask some questions about some certain animal, such as Panda:
How many Pandas are in the World? Why they are few? What can we do to protect them? and so on.
Step Ⅵ Homework
1. Written work WB P115. Ex 4. Ask Ss to guess and find the difference between so --- that and so that.
2. Written work WB116 Ex3. And find the functions of Past Participles in the sentences.
探究活动
1.Suppose you are a scientist and you attend a conference about the pollution in the area you live in. You should prepare a talk about the facts, history and the reasons about the local pollution in different aspects, such as earth, air and water. Can you sum up the most important and serious pollution in your area? (Do you concern about the population pollution?) And do you find the best way to solve these problems? (Such as integrated methods? And international co-operation?)
2.了解中国某一地区的污染状况其发展的原因，解决方法。 如果是重工业城市可以参观某些工厂如化工厂，水泥厂和钢铁厂， 如果是农村则应该参观林地和农田询问公社的气象局和土地办等有关情况。如果污染已经改善则问清楚是何手段和方法，如果没有任何改善则向有关的机构询问解决的可能，并向污染单位建议。最后用英文写一篇小论文。
3．如果条件允许，可以上网浏览环保的网站并与其他国家的人民交换环保的信息和知识。加强了解，毕竟中国的环保起步较晚。同时学习一些有关环境的英文表达方式，积累知识。
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