2015年职称英语词汇备考：非谓语动词
<p> 导读: 为了让大家对职称英语考试常用词汇有一定的了解，英语网整理了2015年职称英语考试：词汇语法备考汇总，以供大家参考!更多关于2015年职称英语考试的相关学习资料和考试资讯尽在英语网！</p><p> 非谓语动词</p><p> 1）动词不定式的形式、时态和语态</p><p> 1. 动词不定式的基本形式为<span word="to">to</span>+动词原形；否定式为<span word="not">not</span>/<span word="never">never</span>+<span word="to">to</span>+动词原形</p><p> 例句：<span word="The">The</span> <span word="doctor">doctor</span> <span word="advised">advised</span> <span word="me">me</span> <span word="to">to</span> <span word="take">take</span> <span word="medicine">medicine</span>. 医生建议我吃药。</p><p> <span word="He">He</span> <span word="told">told</span> <span word="me">me</span> <span word="not">not</span> <span word="to">to</span> <span word="do">do</span> <span word="so">so</span>. 他叫我别那么做。</p><p> 2. 动词不定式没有人称、数的变化，但是有时态和语态的变化：</p><p> （1）一般式：主动语态 被动语态<span word="to">to</span> <span word="be">be</span> <span word="done">done</span></p><p> （2）完成式：主动语态<span word="to">to</span> <span word="have">have</span> <span word="done">done</span>; 被动语态<span word="to">to</span> <span word="have">have</span> <span word="been">been</span> <span word="done">done</span></p><p> （3）进行式：主动语态<span word="to">to</span> <span word="be">be</span> <span word="doing">doing</span>; 被动语态（无）</p><p> （4）完成进行式：主动语态<span word="to">to</span> <span word="have">have</span> <span word="been">been</span> <span word="doing">doing</span>; 被动语态（无）</p><p> 2）动词不定式的用法</p><p> 1. 不定式作名词的用法：不定式可以像名词一样，在句中做主语、表语、宾语和宾语补足语。</p><p> <span word="To">To</span> <span word="see">see</span> <span word="is">is</span> <span word="to">to</span> <span word="believe">believe</span>.眼见为实。</p><p> <span word="They">They</span> <span word="agreed">agreed</span> <span word="to">to</span> <span word="give">give</span> <span word="it">it</span> <span word="to">to</span> <span word="me">me</span> <span word="the">the</span> <span word="next">next</span> <span word="day">day</span>.</p><p> 他们同意第二天将它给我。</p>
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