Unit+5+Into+the+wild+Grammar+关系副词引导的定语从句 高中英语外研版（2019）必修第一册.docx

Unit 5 Into the wild Using Language：Grammar 关系副词引导的定语从句 教学设计 教学目标1. To understand attributive clauses introduced by relative adverbs when, where and why.2. To learn to choose the correct relative adverbs in attributive clause.3. To know some information about the recent release of epidemic situation.教学重难点To learn to choose the correct relative adverbs in attributive clause.To know some information about the recent release of epidemic situation.教学过程StepⅠLead-in.Liqiang: Hi, Lingling! It's so nice to see you again!Lingling: Hi, LiQiang. Me too. The time when we had online lessons at home has finally ended!Liqiang: Right. I prefer studying in the classroom where we can discuss problems face to face.Lingling: You're right. However, we still need to wear the mask and protect ourselves carefully.Liqiang: Of course. The reason why the epidemic situation is released is that COVID-19 is not as harmful as it used to be. But we still need to protect ourselves well. After all, getting sick is still not a good thing. StepⅡDiscovery and Analysis.①when引导的定语从句Now look at this sentence. The time when we had online lessons at home has finally ended!This is an attributive clause introduced by relative adverb when. The antecedent of this sentence is time.这是一个由关系副词when引导的定语从句, 从句的先行词为时间名词time。

关系副词when引导的定语从句先行词常为时间名词，如time, days, moment等从句部分的when we had online lessons at home，作为定语修饰先行词time，意为我们上网课的时光先行词表示时间，并且从句中缺少状语，所以选择用关系副词when.整个句子译为，我们上网课的时光终于结束了！②where 引导的定语从句Let's look at this sentence.I prefer studying in the classroom where we can discuss problems face to face.This is an attributive clause introduced by relative adverb, where. The antecedent is classroom.这是一个由关系副词where引导的定语从句, 从句的先行词为地点名词classroom关系副词where引导的定语从句先行词常为地点名词，如place, room, city等从句部分where we can discuss problems face to face作为定语修饰先行词classroom，即，我们可以面对面讨论问题的教室。

先行词表示地点，并且从句中缺少状语，所以选择用关系副词where.整个句子译为，我更喜欢在可以面对面讨论问题的教室里面学习Besides, the antecedents can also be the abstract nouns of place like point, position, case, stage, situation.由关系副词where引导的定语从句，先行词还可以是point, position, case, stage, situation等表示抽象地点的名词For example:These two pieces of information - the time of the day and the point where the sun is in the sky - allow the butterfly to determine the way to go.这两则信息—当天的时间和太阳在天空中的位置，得以让蝴蝶决定去往的路线‌He got himself into a position where there was simply no way out.他将自己陷入了完全没有出路的境地。

③why引导的定语从句Look at this sentence:The reason why the epidemic situation is released is that COVID-19 is not as harmful as it used to be.This is an attributive clause introduced by the relative adverb why. The antecedent is reason.这是一个由关系副词why引导的定语从句，从句的先行词为reason由关系副词why引导的定语从句先行词，常为reason从句部分的why the epidemic situation is released作为定语修饰先行词reason，意为疫情放开的原因先行词表示原因，并且从句中缺少状语，所以选择用关系副词why.整个句子译为，疫情放开的原因，是新冠病毒不再像过去那样危险StepⅢ Conclusion.The usage of relative adverbs引导词先行词从句中充当的成分whennoun of timeadverbialwherenoun of placeadverbialwhynoun of reasonadverbialwhere引导的定语从句，先行词为地点名词。

when引导的定语从句，先行词为时间名词why引导的定语从句，先行词为原因名词它们在从句中均充当状语StepⅣ Practice.Have you understood the attributive clause introduced by relative adverbs now? Let's do some practice!①I believe there is a day when we finally defeat the epidemic.②Mobile cabin hospital is a place where the patients infected with COVID-19 are being cured.③The reason why she keeps wearing mask is that she doesn't want to get ill and uncomfortable.Thank you for your listening! Bye!学科网（北京）股份有限公司。