初中英语现在完成时态讲解与练习课件
<p>结构：<span word="have">have</span>/<span word="has">has</span>+<span word="V">V</span>.(过去分词)</p><p>用法：表示过去发生或已经完成的某一动作对现在造成的影响或结果。 时间状语：<span word="ever">ever</span>, <span word="never">never</span>, <span word="just">just</span> , <span word="already">already</span>, <span word="yet">yet</span>,<span word="before">before</span> <span word="eg">eg</span>. <span word="I">I</span> <span word="have">have</span> <span word="never">never</span> <span word="seen">seen</span> <span word="the">the</span> <span word="film">film</span>. <span word="They">They</span> <span word="have">have</span> <span word="just">just</span> <span word="finished">finished</span> <span word="the">the</span> <span word="work">work</span>. <span word="The">The</span> <span word="boy">boy</span> <span word="hasn">hasn</span>&<span word="rsquo">rsquo</span>;<span word="t">t</span> <span word="cleaned">cleaned</span> <span word="his">his</span> <span word="room">room</span> <span word="yet">yet</span>.</p>
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