单元语法聚焦二省公开课一等奖新名师优质课比赛一等奖课件.pptx

单元语法聚焦Unit 2 Great Peoplebefore,after和as引导时间状语从句&that和who引导定语从句第1页教材典句1.After he finished school,he went on to study physics in Switzerland.毕业后他去瑞士继续研究物理学。2.He signed his last letter before he passed away.在逝世之前，他签署了他最终一封信。3.As Helen grew older,she made a lot of progress and learned to read.伴随年纪增加，海伦取得了很大进步并学会了阅读。单元语法聚焦第2页4.Anyone who has never made a mistake has never tried anything new.一个从不犯错误人，一定从来 没有尝试过任何新鲜事物。5.In the dream,he grew a new type of rice that was as big as a peanut.在梦里，他种植了一个像花生一样大 新型水稻。单元语法聚焦第3页语法探究 一、before,after 和as 引导时间状语从句1before,after和as都能够引导时间状语从句。before意为 “_”；after意为“_”；as 除了 表示“伴随”，还能够表示“正当时”和“一边一 边”。The students were talking as the teacher came in.当老师进来时学生们正在说话。We always sing as we walk.我们总是边走边唱。在之前单元语法聚焦在之后第4页2.当初间是未来时候，before,after和as引导时间状语从句惯用_时态，而主句要用_时态。I will call her after I finish the work.完成工作后，我将会给她打电话。普通现在单元语法聚焦普通未来第5页二、that 和who引导定语从句1.定语从句是用来修饰_词或_词句子，起定语作用。其中，被修饰词叫作先行词。定语从句通常出现在先行词_(之前/之后)，由关系代词或关系副词引导，关系代词或 关系副词代替_，并在从句中作一定成份。单元语法聚焦名/代代/名之后先行词第6页2.who在定语从句中指代_；that在定语从句中既 可指代_，又可指代_；who和that在定 语从句中既可作_语，又可作_语，作 _语时可省略。单元语法聚焦人主/宾人/物物/人宾宾/主第7页实战演练 I.单项选择()1._ Helens knowledge and vocabulary increased,she asked more and more questions.AUnlessBWhile CAs DBeforeC单元语法聚焦第8页()2.Someone called me up in the middle of the night,but he hung up_ I could answer the phone.Aafter Bsince Cuntil Dbefore单元语法聚焦D第9页()3.攀枝花 The book was so interesting that he had read it for three hours_ he realized it.Abefore Bafter Cuntil Dsince单元语法聚焦A第10页()4.Stephen Hawking got more than 380，000 followers in two hours_ he put his first message on Weibo.Abefore Bsince Cafter Duntil单元语法聚焦C第11页()5.营口 Do you know the boy_ is under the tree?Oh,he is my cousin.Awho Bwhose Cwhom Dwhich单元语法聚焦A第12页()6.丹东 My cousin is a boy _ lots of trouble to his parents.Awho bring Bwhich brings Cwho brings Dthat bring单元语法聚焦C第13页()7.孝感 Its a good habit to wash your hands _ you have meals.Aunless Bwhile Cwhen Dbefore单元语法聚焦D第14页()8.宾客 I like the TV shows_ make me laugh happily.Awho Bwhat Cwhom Dthat单元语法聚焦D第15页.用before,after或as填空1He was lucky.He reached the station _ the train left.2Do you have a swimming pool?No,we dont.At least,not _ big _ yours.3Give me your paper _ you finish it.单元语法聚焦beforeasasafter第16页4The child had studied English for two years _ he went to middle school.5_ the boy finished his homework,he went to bed.He could handed it in on time the next day.单元语法聚焦beforeAfter第17页.选词填空1.Everyone was surprised at the photos _ (who/that)Mr.Thomas took in the deep sea.2.The woman_(whom/who)is talking with my mother is our English teacher.3.Xiandao Lake in Yangxin is a famous place _ (where/that)well visit next week.单元语法聚焦thatwhothat第18页4.I like music _(that/what)can make me relaxed.5.I dont like the people _(who/what)dont help others when they are in trouble.单元语法聚焦thatwho第19页