初二英语上册语法复习详解（13）-名词的复数构成形式
<p> 13) 名词的复数构成的几种形式</p><p> 名词复数的构成可分为规则变化和不规则变化两种。</p><p> <span word="I">I</span> 名词复数的规则变化</p><p> 1.一般在名词词尾加-<span word="s">s</span>。如：</p><p> <span word="pear">pear</span>---<span word="pears">pears</span> <span word="hamburger">hamburger</span>---<span word="hamburgers">hamburgers</span></p><p> <span word="desk">desk</span>---<span word="desks">desks</span> <span word="tree">tree</span>---<span word="trees">trees</span></p><p> 2.以字母-<span word="s">s</span>, -<span word="sh">sh</span>, -<span word="ch">ch</span>, -<span word="x">x</span>结尾的名词，词尾加-<span word="es">es</span>。如：</p><p> <span word="class">class</span>---<span word="classes">classes</span> <span word="dish">dish</span>---<span word="dishes">dishes</span></p><p> <span word="watch">watch</span>---<span word="watches">watches</span> <span word="box">box</span>---<span word="boxes">boxes</span></p><p> 3.以字母-<span word="o">o</span>结尾的某些名词，词尾加-<span word="es">es</span>。如：</p><p> <span word="potato">potato</span>---<span word="potatoes">potatoes</span> <span word="tomato">tomato</span>---<span word="tomatoes">tomatoes</span></p><p> <span word="Negro">Negro</span>---<span word="Negroes">Negroes</span> <span word="hero">hero</span>---<span word="heroes">heroes</span></p><p> 4.以辅音字母加-<span word="y">y</span>结尾的名词，将-<span word="y">y</span>变为-<span word="i">i</span>,再加-<span word="es">es</span>。如：</p><p> <span word="family">family</span>---<span word="families">families</span> <span word="dictionary">dictionary</span>---<span word="dictionaries">dictionaries</span></p><p> <span word="city">city</span>---<span word="cities">cities</span> <span word="country">country</span>---<span word="countries">countries</span></p><p> 5.以字母-<span word="f">f</span>或-<span word="fe">fe</span>结尾的名词，将-<span word="f">f</span>或-<span word="fe">fe</span>变为-<span word="v">v</span>，再加-<span word="es">es</span>。如：</p><p> <span word="half">half</span>---<span word="halves">halves</span> <span word="leaf">leaf</span>---<span word="leaves">leaves</span></p><p> <span word="thief">thief</span>---<span word="thieves">thieves</span> <span word="knife">knife</span>---<span word="knives">knives</span></p><p> <span word="self">self</span>---<span word="selves">selves</span> <span word="wife">wife</span>---<span word="wives">wives</span></p><p> <span word="life">life</span>---<span word="lives">lives</span> <span word="wolf">wolf</span>---<span word="wolves">wolves</span></p><p> <span word="shelf">shelf</span>---<span word="shelves">shelves</span> <span word="loaf">loaf</span>---<span word="loaves">loaves</span></p><p> 但是：</p><p> <span word="scarf">scarf</span>---<span word="scarves">scarves</span>(<span word="fes">fes</span>) <span word="roof">roof</span>---<span word="roofs">roofs</span></p><p> <span word="serf">serf</span>---<span word="serfs">serfs</span> <span word="gulf">gulf</span>---<span word="gulfs">gulfs</span></p>
页:
[1]