助动词should,would的用法
<p>1）<span word="should">should</span>无词义，只是<span word="shall">shall</span>的过去形式，与动词原形构成过去将来时，只用于第一人称，例如： </p><p> <span word="I">I</span> <span word="telephoned">telephoned</span> <span word="him">him</span> <span word="yesterday">yesterday</span> <span word="to">to</span> <span word="ask">ask</span> <span word="what">what</span> <span word="I">I</span> <span word="should">should</span> <span word="do">do</span> <span word="next">next</span> <span word="week">week</span>. </p><p> 我昨天给他打电话，问他我下周干什么。 </p><p>比较： </p><p> "<span word="What">What</span> <span word="shall">shall</span> <span word="I">I</span> <span word="do">do</span> <span word="next">next</span> <span word="week">week</span>?" <span word="I">I</span> <span word="asked">asked</span>. <span word="http">http</span>://<span word="yingyu">yingyu</span>.<span word="chazidian">chazidian</span>.<span word="com">com</span></p><p> "我下周干什么？"我问道。（可以说，<span word="shall">shall</span>变成间接引语时，变成了<span word="should">should</span>。） </p><p>2） <span word="would">would</span>也无词义，是<span word="will">will</span>的过去形式，与动词原形构成过去将来时，用于第二、第三人称，例如： </p><p> <span word="He">He</span> <span word="said">said</span> <span word="he">he</span> <span word="would">would</span> <span word="come">come</span>. 他说他要来。 </p><p>比较： </p><p> "<span word="I">I</span> <span word="will">will</span> <span word="go">go</span>," <span word="he">he</span> <span word="said">said</span>. 他说："我要去那儿。" </p><p> 变成间接引语，就成了： </p><p> <span word="He">He</span> <span word="said">said</span> <span word="he">he</span> <span word="would">would</span> <span word="come">come</span>. </p><p> 原来的<span word="will">will</span>变成<span word="would">would</span>，<span word="go">go</span>变成了<span word="come">come</span>.。 </p></p>
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