从零开始学语法：可数名词（上）
<p> 可数名词的语法特征</p><p> 1. 可数名词可以受不定冠词<span word="a">a</span>，<span word="an">an</span>的修饰。</p><p> <span word="This">This</span> <span word="is">is</span> <span word="a">a</span> <span word="book">book</span>. 这是一本书。</p><p> <span word="Pass">Pass</span> <span word="me">me</span> <span word="an">an</span> <span word="egg">egg</span>, <span word="please">please</span>. 请递给我一个蛋。</p><p> 2. 可数名词可以受基数词的修饰。</p><p> <span word="There">There</span> <span word="are">are</span> <span word="four">four</span> <span word="pears">pears</span> <span word="on">on</span> <span word="the">the</span> <span word="plate">plate</span>. 盘子上有四个梨。</p><p> 3. 可数名词有复数形式。</p><p> <span word="Who">Who</span> <span word="are">are</span> <span word="those">those</span> <span word="women">women</span> <span word="under">under</span> <span word="the">the</span> <span word="tree">tree</span>? 树下那些女人是谁?</p><p> <span word="How">How</span> <span word="many">many</span> <span word="people">people</span> <span word="are">are</span> <span word="there">there</span> <span word="in">in</span> <span word="your">your</span> <span word="family">family</span>? 你们家有几口人?</p><p> <span word="I">I</span> <span word="dont">dont</span> <span word="like">like</span> <span word="pineapples">pineapples</span>. 我不喜欢菠萝。</p><p> 4. 可数名词的单数形式不能独立使用，必须有<span word="a">a</span>，<span word="the">the</span>，<span word="my">my</span>等的修饰。</p><p> <span word="She">She</span> <span word="never">never</span> <span word="wears">wears</span> <span word="a">a</span> <span word="hat">hat</span>. 她从不戴帽子。(泛指)</p><p> <span word="Be">Be</span> <span word="careful">careful</span> <span word="of">of</span> <span word="the">the</span> <span word="dog">dog</span>. 当心那条狗。(特指)</p><p> <span word="Thats">Thats</span> <span word="her">her</span> <span word="bag">bag</span>. 那是她的提包。</p><p> 5. 复数名词可以独立使用，表示泛指。</p><p> <span word="Horses">Horses</span> <span word="are">are</span> <span word="useful">useful</span> <span word="animals">animals</span>. 马是有用的动物。(泛指)</p><p> 复数形式变化及发音规则</p><p> 复合名词改成复数形式</p><p> 一. 在词尾加 -<span word="s">s</span> 或 -<span word="es">es</span></p><p> 1. 主体名词在词末</p><p> <span word="bedroom">bedroom</span><span word="bedrooms">bedrooms</span> 卧室</p><p> <span word="toothbrush">toothbrush</span><span word="toothbrushes">toothbrushes</span> 牙刷</p>
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