状语从句知识点总结：目的状语从句（三个方面）
<p>【导语】英语语法让很多学生都头疼，因为复杂难懂的句式和词组有时难以记忆。英语网为大家整理了英语语法大全，希望对同学们的英语语法学习有所帮助。更多内容尽在英语网。</p><p>■引导目的状语从句的从属连词</p><p>主要的有 <span word="in">in</span> <span word="order">order</span> <span word="that">that</span>, <span word="so">so</span> <span word="that">that</span>, <span word="in">in</span> <span word="case">case</span>, <span word="for">for</span> <span word="fear">fear</span>等：</p><p><span word="Speak">Speak</span> <span word="clearly">clearly</span> <span word="so">so</span> <span word="that">that</span> <span word="they">they</span> <span word="may">may</span> <span word="understand">understand</span> <span word="you">you</span>. 讲清楚些，以便他们能理解你。</p><p><span word="He">He</span> <span word="studied">studied</span> <span word="hard">hard</span> <span word="in">in</span> <span word="order">order</span> <span word="that">that</span> <span word="he">he</span> <span word="could">could</span> <span word="pass">pass</span> <span word="the">the</span> <span word="exam">exam</span>. 他努力学习以便能考试及格。</p><p><span word="Shut">Shut</span> <span word="the">the</span> <span word="window">window</span> <span word="for">for</span> <span word="fear">fear</span> <span word="that">that</span> <span word="it">it</span> <span word="may">may</span> <span word="rain">rain</span>. 把窗子关上以防下雨。</p><p>【注】<span word="so">so</span> <span word="that">that</span> 引导目的状语从句时有时可省略<span word="so">so</span>而只用<span word="that">that</span>，有时也可只用<span word="so">so</span>：</p><p><span word="Bring">Bring</span> <span word="it">it</span> <span word="closer">closer</span> <span word="that">that</span> <span word="I">I</span> <span word="might">might</span> <span word="see">see</span> <span word="it">it</span> <span word="better">better</span>. 拿近些，使我能看得清楚些。</p><p><span word="Ill">Ill</span> <span word="show">show</span> <span word="you">you</span> <span word="so">so</span> <span word="you">you</span> <span word="can">can</span> <span word="see">see</span> <span word="how">how</span> <span word="its">its</span> <span word="done">done</span>. 我将做给你看，以便你知道应怎样干。</p><p>■目的状语从句与状语短语的转换</p><p>为了简洁起见，当目的状语从句的主语与主句的主语相同时，目的状语从句有时可用表目的的不定式短语替换：</p><p><span word="He">He</span> <span word="got">got</span> <span word="up">up</span> <span word="early">early</span> <span word="so">so</span> <span word="that">that</span> <span word="he">he</span> <span word="could">could</span> <span word="catch">catch</span> <span word="the">the</span> <span word="early">early</span> <span word="bus">bus</span>. / <span word="He">He</span> <span word="got">got</span> <span word="up">up</span> <span word="early">early</span> <span word="so">so</span> <span word="as">as</span> <span word="to">to</span> <span word="catch">catch</span> <span word="the">the</span> <span word="early">early</span> <span word="bus">bus</span>. 他起床很早以便赶上早班车。</p><p><span word="He">He</span> <span word="came">came</span> <span word="in">in</span> <span word="quietly">quietly</span> <span word="in">in</span> <span word="order">order</span> <span word="that">that</span> <span word="he">he</span> <span word="shouldnt">shouldnt</span> <span word="wake">wake</span> <span word="his">his</span> <span word="wife">wife</span>. / <span word="He">He</span> <span word="came">came</span> <span word="in">in</span> <span word="quietly">quietly</span> <span word="in">in</span> <span word="order">order</span> <span word="not">not</span> <span word="to">to</span> <span word="wake">wake</span> <span word="his">his</span> <span word="wife">wife</span>. 他轻轻进来，以免把他妻子吵醒。</p>
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