2017届高考英语1轮复习牛津译林江苏专版课件:M4 Unit 3《Tomorrow’s World》
<p> 2.主语从句用虚拟语气的句式主要有3种: (1)在<span word="It">It</span> <span word="is">is</span> <span word="important">important</span>/<span word="necessary">necessary</span> <span word="that">that</span>…等主语从句中,从句谓语动词用<span word="should">should</span>+动词原形。<span word="should">should</span>此时表达“应该”的意思。 (2)在<span word="It">It</span> <span word="is">is</span> <span word="amazing">amazing</span> (<span word="strange">strange</span>, <span word="surprising">surprising</span>, <span word="astonishing">astonishing</span>, <span word="a">a</span> <span word="pity">pity</span>, <span word="a">a</span> <span word="shame">shame</span>) <span word="that">that</span>从句中有时也用<span word="should">should</span>,此时表示说话人的惊异、懊悔、失望等情感,常含有“竟然”之意。 若不用虚拟语气则不带感情色彩,比较: <span word="It">It</span>'<span word="s">s</span> <span word="a">a</span> <span word="pity">pity</span> <span word="that">that</span> <span word="he">he</span> <span word="failed">failed</span> <span word="the">the</span> <span word="exam">exam</span>.</p><p> 他考试没及格,真是遗憾。 <span word="It">It</span>'<span word="s">s</span> <span word="a">a</span> <span word="pity">pity</span> <span word="that">that</span> <span word="he">he</span> <span word="should">should</span> <span word="have">have</span> <span word="failed">failed</span> <span word="the">the</span> <span word="exam">exam</span>.</p><p> 他考试竟没及格,真是遗憾。 (3)<span word="It">It</span> <span word="is">is</span> (<span word="was">was</span>) <span word="ordered">ordered</span> (<span word="suggested">suggested</span>, <span word="required">required</span>, <span word="requested">requested</span>) <span word="that">that</span>从句中,从句谓语动词用<span word="should">should</span>+动词原形。<span word="should">should</span>此时表达“应该”的意思。 3.使用虚拟语气的表语从句句式主要有: (1)<span word="The">The</span>+名词+<span word="is">is</span>/<span word="was">was</span> <span word="that">that</span>表语从句。这些名词是表示请求、要求、命令、建议等意义的名词如:<span word="advice">advice</span>, <span word="desire">desire</span>, <span word="decision">decision</span>, <span word="idea">idea</span>, <span word="instruction">instruction</span>, <span word="order">order</span>, <span word="plan">plan</span>, <span word="proposal">proposal</span>, <span word="recommendation">recommendation</span>, <span word="request">request</span>, <span word="requirement">requirement</span>, <span word="suggestion">suggestion</span>, <span word="wish">wish</span>等。表语从句的虚拟语气结构为:(<span word="should">should</span>) + 动词原形。 (2)<span word="It">It</span> <span word="looks">looks</span> <span word="as">as</span> <span word="if">if</span>表语从句。如表达的与现在事实相反用过去式,与过去事实相反用过去完成时。不过,要注意如果表达的内容是真实可信的,则用直陈语气,使用实际时态。 <span word="It">It</span> <span word="is">is</span> <span word="getting">getting</span> <span word="dark">dark</span>. <span word="It">It</span> <span word="looks">looks</span> <span word="as">as</span> <span word="if">if</span> <span word="it">it</span> <span word="is">is</span> <span word="going">going</span> <span word="to">to</span> <span word="rain">rain</span>.</p><p> 天变暗了,看来要下雨了(迹象表明要下雨,根据经验判断此种情况下通常会下雨)。 4.同位语从句中的虚拟语气: 在“名词+<span word="that">that</span>…”同位语从句中,如果名词为表示建议、劝告、命令等含义的名词如:<span word="advice">advice</span> 建议,<span word="demand">demand</span> 要求,<span word="desire">desire</span> 愿望, <span word="decision">decision</span> 决定, <span word="idea">idea</span>意见, <span word="motion">motion</span> 提议, <span word="order">order</span>命令, <span word="proposal">proposal</span> 提议, <span word="requirement">requirement</span> 要求, <span word="request">request</span> 请求,<span word="regulation">regulation</span> 规章, <span word="suggestion">suggestion</span> 建议等名词时,其同位语从句要用虚拟语气结构:主语+(<span word="should">should</span>) + 动词原形。 5.定语从句中的虚拟语气比较少见,在“是做某事的时候了”句式中从句谓语动词用<span word="should">should</span> <span word="do">do</span> 或过去式。 <span word="It">It</span> <span word="is">is</span> <span word="about">about</span>/<span word="high">high</span> <span word="time">time</span> <span word="that">that</span> <span word="we">we</span> <span word="had">had</span>/ <span word="should">should</span> <span word="have">have</span> <span word="a">a</span> <span word="thorough">thorough</span> <span word="cleaning">cleaning</span>. 是搞大扫除的时候了。 6.含蓄虚拟条件句:即没有出现明显的假设条件,而是把条件从句隐藏在上下文中的一类条件句,其主要用法及表现形式可归纳如下: (1)将条件隐含在不定式短语中; <span word="To">To</span> <span word="have">have</span> <span word="studied">studied</span> <span word="harder">harder</span>, <span word="you">you</span> <span word="would">would</span> <span word="have">have</span> <span word="passed">passed</span> <span word="the">the</span> <span word="examination">examination</span>.</p>
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