初中英语现在完成时的结构与用法小结
<p>&<span word="nbsp">nbsp</span>;</p><p> 【小编编语】今天英语网小编教给同学们的是初中英语现在完成时的结构与用法小结，一起来学习下吧!祝同学们学习进步!</p><p> 【现在完成时的构成】 现在完成时是由&<span word="ldquo">ldquo</span>;助动词<span word="have">have</span> / <span word="has">has</span> + 过去分词构成的，其规则动词的过去分词构成与过去式相同，不规则动词的过去分词则需加强记忆。如：</p><p> <span word="I">I</span> <span word="have">have</span> <span word="just">just</span> <span word="cleaned">cleaned</span> <span word="my">my</span> <span word="clothes">clothes</span>. 我刚洗过衣服。</p><p> <span word="My">My</span> <span word="brother">brother</span> <span word="has">has</span> <span word="done">done</span> <span word="his">his</span> <span word="homework">homework</span> <span word="already">already</span>. 我的弟弟已经做完他的作业了。</p><p> 友情提示：在现在完成时的各种结构中，<span word="have">have</span>, <span word="has">has</span>均为助动词，无实际意义，只起构成时态的作用，不可省略。当主语是第三人称单数时助动词用<span word="has">has</span>，其余人称一律用<span word="have">have</span>。</p><p> 【现在完成时的句式】 1. 否定句式：现在完成时的否定句式是&<span word="ldquo">ldquo</span>;<span word="haven">haven</span>'<span word="t">t</span> (<span word="hasn">hasn</span>'<span word="t">t</span>)+过去分词...。如：</p><p> <span word="I">I</span> <span word="have">have</span> <span word="not">not</span> <span word="seen">seen</span> <span word="the">the</span> <span word="movie">movie</span> <span word="yet">yet</span>. 我还没看这部电影。</p><p> 2. 一般疑问句：<span word="Have">Have</span>(<span word="Has">Has</span>)+主语+过去分词...? 如：</p><p> &<span word="mdash">mdash</span>;<span word="Have">Have</span> <span word="you">you</span> <span word="finished">finished</span> <span word="the">the</span> <span word="work">work</span>?你已经做完这项工作了吗?</p><p> &<span word="mdash">mdash</span>;<span word="Yes">Yes</span>, <span word="I">I</span> <span word="have">have</span>. 是的，我已经做完了。(<span word="No">No</span>, <span word="I">I</span> <span word="haven">haven</span>'<span word="t">t</span>. 不，我还没有做完。)</p><p> &<span word="mdash">mdash</span>;<span word="Has">Has</span> <span word="she">she</span> <span word="arrived">arrived</span> <span word="here">here</span>?她已经到这儿了吗?</p>
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