中考英语现在完成时复习一（课件）
<p>&<span word="bull">bull</span>; 现在完成时和一般过去时的区别</p><p>&<span word="bull">bull</span>; 现在完成时所表明的是过去发生的动作对现在的影响,强调的是现在的情况,不可以和表示过去的时间状语<span word="yesterday">yesterday</span>,<span word="in">in</span> 1991,<span word="three">three</span> <span word="days">days</span> <span word="ago">ago</span> <span word="last">last</span> <span word="time">time</span>,<span word="last">last</span> <span word="night">night</span>等连用.</p><p>&<span word="bull">bull</span>; 一般过去时表明的是过去发生的事实,和现在不发生关系.</p><p>&<span word="bull">bull</span>; 5.现在完成时中的 <span word="for">for</span> 与 <span word="since">since</span></p><p>&<span word="bull">bull</span>; <span word="for">for</span> + 时间段 与延续性动词的现在完成时连用</p><p>&<span word="bull">bull</span>; <span word="since">since</span> + 时间点/从句</p><p>&<span word="bull">bull</span>; <span word="I">I</span> <span word="have">have</span> <span word="kept">kept</span> <span word="the">the</span> <span word="library">library</span> <span word="bookfor">bookfor</span> <span word="a">a</span> <span word="week">week</span>.= <span word="I">I</span> <span word="have">have</span> <span word="kept">kept</span> <span word="the">the</span> <span word="library">library</span> <span word="booksince">booksince</span> <span word="aweek">aweek</span> <span word="ago">ago</span>.</p>
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