中考英语词汇与语法满分训练之介词专练
<p>介词是一种虚词，不能独立充当句子成分，需与动词、形容词和名词搭配，才能在句子中充当成分。介词是用于名词或代词之前，表示词与词之间关系的词类，介词常与动词、形容词和名词搭配表示不同意义。介词短语中介词后接名词、代词或可以替代名词的词（如：动名词<span word="v">v</span>-<span word="ing">ing</span>）.介词后的代词永远为宾格形式。</p><p>一、表示时间的介词 （一）表示时间段的介词 （1）<span word="in">in</span> , <span word="after">after</span> <span word="in">in</span> +时间段，表示从现在起往后推算一段时间 <span word="after">after</span> +时间段，表示过去某时间往后推算一段时间，如： <span word="He">He</span>&<span word="rsquo">rsquo</span>;<span word="ll">ll</span> <span word="come">come</span> <span word="back">back</span> <span word="in">in</span> <span word="two">two</span> <span word="days">days</span>. 但点钟用<span word="after">after</span>( <span word="after">after</span> <span word="three">three</span> <span word="o">o</span>&<span word="rsquo">rsquo</span>;<span word="clock">clock</span>) <span word="He">He</span> <span word="left">left</span> <span word="on">on</span> <span word="July">July</span> 2 <span word="and">and</span> <span word="returned">returned</span> <span word="after">after</span> <span word="three">three</span> <span word="days">days</span>. （2）<span word="in">in</span> , <span word="during">during</span></p><p>表示在一段特指的时间内，可用<span word="in">in</span> 或<span word="during">during</span> <span word="The">The</span> <span word="work">work</span> <span word="was">was</span> <span word="done">done</span> <span word="in">in</span> / <span word="during">during</span> <span word="the">the</span> <span word="holidays">holidays</span>.</p><p>表示年份、月份、季节用<span word="in">in</span> , 如:<span word="in">in</span> 1999 ,<span word="in">in</span> <span word="June">June</span> , <span word="in">in</span> <span word="winter">winter</span> （3）<span word="in">in</span> <span word="last">last</span>, <span word="for">for</span> <span word="the">the</span> <span word="past">past</span> + 时间段, <span word="during">during</span> 表示在最近一段时间内，句中谓语动词常用现在完成时 <span word="I">I</span> <span word="have">have</span> <span word="been">been</span> <span word="in">in</span> <span word="Shanghai">Shanghai</span> <span word="in">in</span> <span word="the">the</span> <span word="last">last</span> <span word="few">few</span> <span word="years">years</span>. （4）<span word="for">for</span> 表示延续一段时间。 <span word="I">I</span>&<span word="rsquo">rsquo</span>;<span word="ll">ll</span> <span word="study">study</span> <span word="in">in</span> <span word="the">the</span> <span word="U">U</span>.<span word="S">S</span> <span word="for">for</span> <span word="two">two</span> <span word="years">years</span> <span word="I">I</span>&<span word="rsquo">rsquo</span>;<span word="ve">ve</span> <span word="waited">waited</span> <span word="for">for</span> <span word="Bingo">Bingo</span> <span word="for">for</span> <span word="half">half</span> <span word="an">an</span> <span word="hour">hour</span>.</p>
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