过去进行时
<p>1） 概念：表示过去某时正在进行的状态或动作。</p><p>2） 过去进行时的主要用法是描述一件事发生的背景；一个长动作发生的时候，另一个短动作发生。</p><p>3) 常用的时间状语</p><p><span word="this">this</span> <span word="morning">morning</span>, <span word="the">the</span> <span word="whole">whole</span> <span word="morning">morning</span>, <span word="all">all</span> <span word="day">day</span> <span word="yesterday">yesterday</span>, <span word="from">from</span> <span word="nine">nine</span> <span word="to">to</span> <span word="ten">ten</span> <span word="last">last</span> <span word="evening">evening</span>, <span word="when">when</span>, <span word="while">while</span></p><p> <span word="My">My</span> <span word="brother">brother</span> <span word="fell">fell</span> <span word="while">while</span> <span word="he">he</span> <span word="was">was</span> <span word="riding">riding</span> <span word="his">his</span> <span word="bicycle">bicycle</span> <span word="and">and</span> <span word="hurt">hurt</span> <span word="himself">himself</span>. <span word="http">http</span>://<span word="yingyu">yingyu</span>.<span word="chazidian">chazidian</span>.<span word="com">com</span></p><p> <span word="It">It</span> <span word="was">was</span> <span word="raining">raining</span> <span word="when">when</span> <span word="they">they</span> <span word="left">left</span> <span word="the">the</span> <span word="station">station</span>. </p><p> <span word="When">When</span> <span word="I">I</span> <span word="got">got</span> <span word="to">to</span> <span word="the">the</span> <span word="top">top</span> <span word="of">of</span> <span word="the">the</span> <span word="mountain">mountain</span>, <span word="the">the</span> <span word="sun">sun</span> <span word="was">was</span> <span word="shining">shining</span>. </p><p> 典型例题</p><p>1) <span word="Mary">Mary</span> ___ <span word="a">a</span> <span word="dress">dress</span> <span word="when">when</span> <span word="she">she</span> <span word="cut">cut</span> <span word="her">her</span> <span word="finger">finger</span>. </p><p><span word="A">A</span>. <span word="made">made</span> <span word="B">B</span>. <span word="is">is</span> <span word="making">making</span> <span word="C">C</span>. <span word="was">was</span> <span word="making">making</span> <span word="D">D</span>. <span word="makes">makes</span></p><p> 答案<span word="C">C</span>. 割伤手指是已发生的事情，应用过去时。同 时，<span word="when">when</span>表时间的同时性，玛丽在做衣服时提供事情发生的背景，因此用过去进行时。</p><p>2) <span word="As">As</span> <span word="she">she</span> ___ <span word="the">the</span> <span word="newspaper">newspaper</span>, <span word="Granny">Granny</span> ___ <span word="asleep">asleep</span>. </p><p><span word="read">read</span>； <span word="was">was</span> <span word="falling">falling</span> <span word="B">B</span>. <span word="was">was</span> <span word="reading">reading</span>； <span word="fell">fell</span> <span word="C">C</span>. <span word="was">was</span> <span word="reading">reading</span>； <span word="was">was</span> <span word="falling">falling</span> <span word="D">D</span>. <span word="read">read</span>；<span word="fell">fell</span></p><p> 答案<span word="B">B</span>.句中的<span word="as">as</span> = <span word="when">when</span>, <span word="while">while</span>，意为当……之时。描述一件事发生的背景时，用过去进行；一个长动作发生的时候，另一个短动作发生。句意为 在她看报纸时，奶奶睡着了。句中的 <span word="fell">fell</span> (<span word="fall">fall</span>的过去时)，是系动词，后跟形容词，如：<span word="fall">fall</span> <span word="sick">sick</span>。</p></p>
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