(江苏专用)2017届高考英语二轮复习课件：第二部分专题九 状语从句
<p> 答案 1.<span word="after">after</span> [引导时间状语从句。] 2.<span word="until">until</span> [“直到”，主句为肯定句时，谓语动词用延续性动词；主句为否定句时，谓语用短暂性动词。] 3.<span word="unless">unless</span> [“如果不，除非”，引导条件状语从句，此外还有：<span word="once">once</span>(一旦)，<span word="in">in</span> <span word="case">case</span>(万一)，<span word="when">when</span>(既然)……] 4.<span word="as">as</span> [<span word="as">as</span>引导让步状语从句，此外常考的还有：<span word="although">although</span>，<span word="though">though</span>，<span word="while">while</span>“尽管”。] 5.<span word="because">because</span> [引导原因状语从句，此外还有：<span word="since">since</span>，<span word="as">as</span>，<span word="now">now</span> <span word="that">that</span>，<span word="seeing">seeing</span>(<span word="that">that</span>)...]</p><p> 6.<span word="As">As</span> [此处表示“随着……”，引导时间状语从句。] 7.<span word="before">before</span> [<span word="before">before</span>引导时间状语从句，其意义较多，“还未……就……，……才……”。常考句型：<span word="It">It</span> <span word="will">will</span> <span word="be">be</span>＋时间段＋<span word="before">before</span>。] 8.<span word="Since">Since</span> [同第5题。] 9.<span word="where">where</span> [引导地点状语从句。] 10.<span word="wherever">wherever</span> [引导让步状语从句，意为“无论哪里……”。] Ⅲ.正反探究 1.【误】 <span word="In">In</span> <span word="such">such</span> <span word="dry">dry</span> <span word="weather">weather</span>，<span word="the">the</span> <span word="flowers">flowers</span> <span word="will">will</span> <span word="have">have</span> <span word="to">to</span> <span word="be">be</span> <span word="watered">watered</span> <span word="if">if</span> <span word="they">they</span> <span word="are">are</span> <span word="going">going</span> <span word="to">to</span> <span word="survive">survive</span>.</p><p> 【正】 <span word="In">In</span> <span word="such">such</span> <span word="dry">dry</span> <span word="weather">weather</span>，<span word="the">the</span> <span word="flowers">flowers</span> <span word="will">will</span> <span word="have">have</span> <span word="to">to</span> <span word="be">be</span> <span word="watered">watered</span> <span word="if">if</span> <span word="they">they</span> <span word="are">are</span> <span word="to">to</span> <span word="survive">survive</span>.</p><p> 解析 <span word="if">if</span> 从句中表示将来不能用<span word="will">will</span>，<span word="be">be</span> <span word="going">going</span> <span word="to">to</span> 等，但可以使用<span word="if">if</span> <span word="sb">sb</span>/<span word="sth">sth</span> <span word="is">is</span> <span word="to">to</span> <span word="do">do</span> <span word="sth">sth</span> 结构。 2.【误】 <span word="You">You</span> <span word="will">will</span> <span word="be">be</span> <span word="late">late</span> <span word="unless">unless</span> <span word="you">you</span> <span word="will">will</span> <span word="leave">leave</span> <span word="immediately">immediately</span>.</p><p> 【正】 <span word="You">You</span> <span word="will">will</span> <span word="be">be</span> <span word="late">late</span> <span word="unless">unless</span> <span word="you">you</span> <span word="leave">leave</span> <span word="immediately">immediately</span>.</p><p> 解析 在时间、条件、让步、方式等状语从句中，常用一般现在时表示将来时。</p>
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