Unit1 语法句型课件-高中英语人教新课标必修三

1、人教版高中英语必修三 The Usage of“when” and “preposition+ which” in Attributive Clause（Review Lesson） U1 Festivals around the worldAttribute Clause 定语从句Antecedent 先行词Introductory Words 引导词Relative Adverbwhenwherewhy Relative Pronounwho(whom)whichthatwhosepreposition + whichDetailed explanation“when” refers to

2、 time. It acts as a time adverbial in attributive clause. Its antecedents are usually time, day, morning, night, week, year, moment, period, age，and so on. Also, it can be replaced by “preposition+which”.It is now a childrens festival , when they can dress up and go to their neighbors homes to ask f

3、or sweets.Antecedent 先行词Relative Adverb 关系副词at/on Halloweenat/on whichChina and Japan have Mid-autumn festivals, when people admire the moon and in China , enjoy moon cakes.Antecedent 先行词Relative Adverb 关系副词at Mid-autumn festivalat whichAttention！“when/preposition + which” is not always used with th

4、e antecedents referring to time. If the antecedent referring to time acts as a subject or an object, “which/that” should be used.1.Find out the antecedent about time.2. Judge it whether it is as a subject/object or adverbial.Subject/ObjectwhichthatAdverbialwhen3. Find out the prepositional collocati

5、on for the antecedent.preposition + whichTipsWe often think of the days _we spent together in the countryside.More examplesObjectwhich/ thatWe often think of those days _we have a happy time together in the countryside. Time adverbialwhen/ in whichin those daysI shall never forget the day _ Shen Zhou V was launched.A. when B. that C. in which D. at whichSome pictures of the river brought the days back to the old _ they swam in it.where B. that C. in which D. whereHe stayed there for a whole day _ was very valuable for him. A. that B. when C. in which D. on whichT