1、To read through the whole passage. Teaching aids:Blackboard, computer, over-head projectTeaching proceduresWarming-up:1) Write from the memory.2) Read the comics on page 15 and let students know that well talk about the biggest and oldest living things on earth -trees.Pre-task preparations:1) Let st
2、udents talk freely to see how much they know about trees and make a guess to see whose number is close to the answer.2) Answer the questions in “ What do you know about ?”While-task procedures:1) Get students to look at the title, the subtitle, and the pictures to tell who are pollution fighters.2)
3、Let students read through the whole passage. Look at the statements on the screen and let them to find out the facts in the passage to complete the sentences.Post-task activity:1) According to what theyve known, let them fill in the blanks to finish the sentences. Help students to summarize the gene
4、ral ideas of the passage.Assignments:Oral work: read the interview on page 17.Written work: preview the passage with the help of dictionary.Notes:Period II1) Learning the first part of the interview2) Having students review or learn the words and expressionse.g. be interested in, sip, etc.Language f
5、ocus:1) Helping students pronounce new words correctly and try to memorize2)Doing some exercise to let students understand the language points.Use noisy-noisily-noise, living-alive correctly to some of them. Complete the statements to see how much they remember the information about trees.Ask studen
6、ts the meanings of the new words. They can choose one of the answers. Then learn to read.1) Review and introduce the words and expressions.2) Do some exercise to help students understand how to use the language points correctly.Do some exercise by themselves. read the text review the new words and e
7、xpressions.默写时间太长以至于后面知识点来不及讲,减少学生做笔记时间,通过练习让学生理解知识点并且运用。Period III1) Learning the second part of the interviewe.g. release, breathe, etc.Read and use breathe, breath correctly. Remember the prepostions in the phrases.Read and review the new words. Do some exercise. read the interview., recite the n
8、ew words and expressions. Do some exercise.Period IV1) Learning the third part of the interviewe.g. chemical, etc.Use chemical-chemist-chemistry correctly to some of them. Read the third part of the interview, let students guess the meanings of the new words and learn to read them correctly.Chapter1
9、知识要点1 change n. 变化 v. 改变2 hard adj. 硬的 adv. 努力地3 less + n. / adj. (原级)4 at the end of 在.末尾5 take.from6 releaseinto7 keep sb. doing /adj.8 keep alive9 warn sb. (not)to do 警告某人做某事10 communicate with 11 one another = each other12 replace = take the place of13 protect / prevent from14 refer to15 putin16 stopfor17 remove dust18 be washed away19 providefor20 take care of = look after21 in this project22 at least at most23 in prison24 take a deep breathe25 hold ones breath26 join in =
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