可数名词和不可数名词
<p> 名词又可分为可数名词(<span word="Countable">Countable</span> <span word="Nouns">Nouns</span>)和不可数名词(<span word="Uncountable">Uncountable</span> <span word="Nouns">Nouns</span>)</p><p> 不可数名词是指不能以数目来计算，不可以分成个体的概念、状态、品质、感情或表示物质材料的东西;它一般没有复数形式，只有单数形式，它的前面不能用不定冠词<span word="a">a</span> / <span word="an">an</span>。抽象名词，物质名词和专有名词一般是不可数名词</p><p> 可数名词是指能以数目来计算，可以分成个体的人或东西;因此它有复数形式。</p><p> 下面整可数名词和不可数名词的用法区别：</p><p> 一、可数名词是可以用来计数的名词。可数名词有单数和复数形式。如：<span word="desk">desk</span>-<span word="desks">desks</span>, <span word="apple">apple</span>-<span word="apples">apples</span>等。不可数名词是不可以直接用来计数的名词。不可数名词没有复数形式，只有单数形式。如：<span word="some">some</span> <span word="bread">bread</span>， <span word="a">a</span> <span word="little">little</span> <span word="milk">milk</span>等。</p><p> 二、可数名词前可用具体的数词来表示具体的数量。如：<span word="two">two</span> <span word="apples">apples</span>, <span word="four">four</span> <span word="books">books</span>等。不可数名词前通常用"单位词+<span word="of">of</span>"来表示数量。如： <span word="a">a</span> <span word="piece">piece</span> <span word="of">of</span> <span word="paper">paper</span>, <span word="three">three</span> <span word="pieces">pieces</span> <span word="of">of</span> <span word="paper">paper</span>等。</p><p> 三、可数名词和不可数名词前都可以用<span word="some">some</span>, <span word="any">any</span>, <span word="a">a</span> <span word="lot">lot</span> <span word="of">of</span>, <span word="lots">lots</span> <span word="of">of</span> 等来修饰，表示"一些，许多"。如：</p><p> <span word="There">There</span> <span word="are">are</span> <span word="some">some</span> <span word="oranges">oranges</span> <span word="on">on</span> <span word="the">the</span> <span word="desk">desk</span>. 桌子上有一些桔子。</p><p> <span word="There">There</span> <span word="is">is</span> <span word="a">a</span> <span word="lot">lot</span> <span word="of">of</span> <span word="water">water</span> <span word="in">in</span> <span word="the">the</span> <span word="bottle">bottle</span>. 瓶里有许多水。</p>
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