（浙江专用）2020版高考英语大一轮新优化复习语法专题突破（课件试题）（打包14套）

课件28张PPT。专题十一　连词和状语从句-2-考点二考点三考点四考点五考点六考点一考点八考点七考点九在句中连接单词、短语、从句或者句子的词为连词。根据句子的结构特点,连词通常分为并列连词和从属连词。 1.并列连词按照在句中的作用可分为:表并列关系的连词(and,as well as,both...and...,not only...but also...,neither...nor...等)、表转折关系的连词(but,yet,however,while等)、表选择关系的连词(or,either...or...等)、表因果关系的连词(for,so等)。 It is so cold that you can’t go outside unless fully covered in thick clothes. 天如此冷,你不能外出,除非你全身穿上厚衣服。-3-考点二考点三考点四考点五考点六考点一考点八考点七考点九Change those beliefs and a new pattern will be created. 改变这些信念,那么就会产生新的模式。 I was glad to meet Jenny again,but I didn’t want to spend all day with her. 再次见到珍妮我很高兴,但是我不想整天和她在一起。2.引导名词性从句或状语从句的从属连词主要有:that,whether,if,as,when,while,till,until,since,after,before,because,though,although,so...that,where等。 (2017·北京)Although birds use their feathers for flight,some of their feathers are for other purposes. 虽然鸟是用羽毛来飞翔,但是它们的一些羽毛也用作其他用途。 -4-考点二考点三考点四考点五考点六考点一考点八考点七考点九1.when,while,as都可译为“当……的时候”,但侧重点有所不同。 当主句动作是瞬时的、从句动作是延续的时,三者都可以用。 as强调主、从句动作同时或几乎同时发生。 while从句的谓语动词必须是延续性动词,不能是非延续性动词。 She sang as we walked.I listened carefully while she was singing,and we felt happy when we got home. 我们一边走她一边唱,她唱的时候我认真地听,到家的时候我们感觉很高兴。-5-考点二考点三考点四考点五考点六考点一考点八考点七考点九2.until 和not...until until 要与延续性动词连用;not...until 要与非延续性动词连用。 Jane completed her last novel Persuasion in 1816,but it was not published until after her death. Jane在1816年完成了她最后一部小说《劝导》,但是这本书在她去世后才出版。 3.since意为“自从……以来”,其后面所用动词不同,该动词所表示动作持续时间的计算方法也不同。 It is two years since he joined the army.(他参军两年了。) It is two years since he smoked.(他戒烟两年了。)-6-考点二考点三考点四考点五考点六考点一考点八考点七考点九4.特殊的时间状语从句的引导词 the moment,the minute,the instant,the second;no sooner...than...;hardly...when...等以及表示瞬间的directly,immediately等词,表示“一……就……”,相当于as soon as。no sooner...than...,hardly...when...结构中no sooner和hardly引导的句子通常用过去完成时,而than和when引导的句子通常要用一般过去时;此外,no sooner和hardly位于句首时,句子应用部分倒装语序。 Tell him the news the minute you meet Tom. 你一见到汤姆就告诉他这个消息吧。 Hardly had I got home when it began to rain. 我刚到家就开始下雨了。-7-考点二考点三考点四考点五考点六考点一考点八考点七考点九5.by the time 也可以引导时间状语从句,意为“到……时为止”,主句一般用完成时。 By the time he was fourteen,Einstein had learned advanced mathematics all by himself.(从句为一般过去时,主句要用过去完成时) 到十四岁的时候,爱因斯坦已经自学完高等数学了。 6.几组固定形式 (1)It will be+一段时间+before...多久之后才…… ... ...