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1、Unit 4 Astronomy the science of the starsAttributive clause（why that）（授课日期： 年 月 日 星期 班级 ）授课题目Attributive clause（why, that） 拟 课时第 课时明确目标1、知识与技能：Get the students to know the relative adv. “why”and “that”2、过程与方法: Communication way of teaching, discussion and group work.3、情感态度与价值观：Get the students to kn
2、ow in what situation we can use the relative-pron or the relative-adv.重点难点重点：The functions of “why” and “that” used in the attributive clause, and the language situations about it.The characters of the antecedent of them.难点：How to chose the relative-pron.or the relative-adv.课型讲授 习题 复习 讨论 其它教 学 内 容 设
3、 计因材施教Step 1 RevisionCheck the homework exercises.Step II Conception1) 关系副词why在定语从句中做原因状语，其先行词是excuse, explanation , reason 等 。但是不能引导非限定性定语从句3、关系副词why引导的定语从句1) 当先行词是表示原因的reason, excuse, explanation 的时候，同时关系词又在从句中做原因状语，这时定语从句要由关系副词来引导.注意why不能引导非限定性定语从句Do you know the reason why she was late?2)why可以用f
4、or + which 代替。The reason why =the reason for which.但是不常使用.The reason whyfor which you failed，I think ，was that you had turned a deaf ear to your mothers advice 我认为你失败的原因是你不听你母亲的忠告。4、that做关系副词可以代替where在从句做中地点状语，代替when在从句中做时间状语，代替why在从句中做原因状语。但这种用法很少使用, 个别时候会出现在阅读的文章中。The moment (thatwhenin which) he
5、entered, everybody stopped talking.Step PracticeFill in the blanks1. This is the very reason (thatwhyfor which) I told you to keep it secret. 2.I cant accept the excuse why you were absent3. This is the last time (that)I shall give you a lesson.4. Ill never forget the place (that / which) we used to visit.5. Ill never forget the days (that / which) we spent together.StepHomeworkFinish the exercise.教学后记：3