初一英语词汇复习:数词小结（二）
<p> 4.分数的构成</p><p> 分子用基数词，分母用序数词，分子大于1时，分母加<span word="s">s</span>，如：</p><p> 1/5：<span word="one">one</span> <span word="fifth">fifth</span></p><p> 2/3：<span word="two">two</span> <span word="thirds">thirds</span></p><p> 2-：<span word="two">two</span> <span word="and">and</span> <span word="three">three</span> <span word="quarters">quarters</span></p><p> 5.小数的表示法</p><p> 0.09：<span word="point">point</span> <span word="zero">zero</span> <span word="nine">nine</span></p><p> 2.7：<span word="two">two</span> <span word="point">point</span> <span word="seven">seven</span></p><p> 6.百分数的表达法</p><p> 90%：<span word="ninety">ninety</span> <span word="percent">percent</span></p><p> 0.5%：<span word="point">point</span> <span word="five">five</span> <span word="percent">percent</span></p><p> 7.倍数表达法</p><p> 表示两倍时用<span word="twice">twice</span>，表示三倍以上的倍数时用<span word="times">times</span>。如：</p><p> <span word="The">The</span> <span word="earth">earth</span> <span word="is">is</span> 49 <span word="times">times</span> <span word="the">the</span> <span word="size">size</span> <span word="of">of</span> <span word="the">the</span> <span word="moon">moon</span>.</p><p> <span word="This">This</span> <span word="desk">desk</span> <span word="is">is</span> <span word="twice">twice</span> <span word="as">as</span> <span word="large">large</span> <span word="as">as</span> <span word="that">that</span> <span word="one">one</span>.</p><p> 8.算式表达法：</p><p> 5+6：<span word="five">five</span> <span word="plus">plus</span> <span word="six">six</span>(<span word="or">or</span> <span word="five">five</span> <span word="and">and</span> <span word="six">six</span>)</p><p> 7-6：<span word="seven">seven</span> <span word="minus">minus</span> <span word="six">six</span></p><p> 23：<span word="two">two</span> <span word="multiplied">multiplied</span> <span word="by">by</span> <span word="three">three</span>(<span word="or">or</span> <span word="two">two</span> <span word="times">times</span> <span word="three">three</span>)</p><p> 8/4：<span word="eight">eight</span> <span word="divided">divided</span> <span word="by">by</span> <span word="four">four</span></p><p> 相关阅读：</p><p> 初一英语词汇复习:数词小结（一）</p><p> 初一英语词汇复习:数词小结（三）</p>
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