【赢在微点】2017届高三英语一轮复习课件：语法专题语法提分微点案考点10-2-3 从属连词 （共26张ppt）

课件26张PPT。语法专题 语法提分微点案 考点10　并列连词和从属连词第2讲　从属连词 三、状语从句微视角　大领悟 微学堂　涨分数 微考场　新演练 微视角　大领悟 　 练知考情　会方法技巧(2014·辽宁卷)Unbelievable! Oh ..., _____ you don't mind, I'll stop and take a deep breath. 解析：分析句子结构可知，设空处引导条件状语从句，所以应用if。句意：难以置信！噢……，如果你不介意，我要停下来深吸一口气了。 if 如果是状语从句，就根据主从句之间的关系及连词的意义判断，如表示“是否”用if，表示“直到”用until，表示“因为”用because/as/since等。1．(2015·陕西卷短文改错)I dropped some on the floor after I was packing them up.答案与解析：after→when/while　句意：我正在打包的时候掉了一些到地上。根据句意可知将after改为when/while。2．(2015·浙江卷短文改错)If I was only a child when I studied in that classroom, I will never forget it.答案与解析：If→Although/Though　句意：尽管当我在那个教室读书时还只是个孩子，但我永远不会忘记它。根据语境可知，这是一个让步状语从句，故将If改为Although或Though。3．(2015·四川卷短文改错)It's been a month before I came to this new school.答案与解析：before→since　这是It has been＋时间段＋since从句，意为“自从……有多长时间”。4．And it is wise to have as many good friends that we can.答案与解析：that→as　这是一个同级比较结构，应用as ... as ...。答案与解析：去掉so　本句是由as soon as引导的时间状语从句，故主句中不应再使用连词so。5．As soon as we arrived, so we dropped the lines into the water.短文改错中对状语从句连接词的错用 ①应注意容易混淆的连接词，如when, while和as, before和since, unless和until等。 ②应注意常见的构成句式，如It will be＋时间段＋before ...等。 微学堂　涨分数　 语法精讲　明重点难点　 1．It will be ...before ...过多久才…… It will be long before they come back. 他们很久才能回来。 2．It won't be long...before ...不久就…… John thinks it won't be long before he is ready for his new job. 约翰觉得不会过很久他就能为新工作做好准备。 3．It is/has been ...since ...自从……以来……时间提示　since引导的从句如果用瞬间性动词，表示的时间是从谓语动作开始时算起；如果用延续性动词表示的时间是从动作或状态的结束时算起。 It has been a decade since he joined the club. 他加入俱乐部已10年了。(从加入俱乐部后算起) It is two years and a half since he was an ambassador to France. 他不担任驻法大使已两年半了。(从不再担任大使算起)so/such ... that引导的结果状语从句与so/such ... as引导的定语从句的区别 (1)so/such ... that引导结果状语从句时，that在从句中不作任何成分，只起连接作用。 It is such a moving film that we all want to see it. 这是一部非常感人的电影，以至于我们都想去看。 (2)so/such ... as中，as引导定语从句，as在从句中作主语或宾语。 It is such a moving film as we all want to see. 这是一部非常感人的电影，我们都想看。 提示　区分这两类从句的关键就是看从句中是否缺宾语等成分。 微考场　新演练　 好题巧练　拿高考满分　 Ⅰ.单句训练 1．(2015·北京卷)_____ the damage is done, it will take many years for the farmland to recover. 解析：句意：一旦/如果遭到破坏，要花费很多年的时间才能使农田恢复。根据句意可知用Once/If。 2．(2015·江苏卷)It is so cold that you can't go outside ... ...