发布日期:2026-04-13 01:03 点击次数:92


一、分数暗意法
(一)中枢端正
1. 基本结构:分子用基数词,分母用序数词;分子>1时,分母用复数款式
- 1/2 → a(one) half
- 1/3 → a(one) third
- 2/4 → two fourths
2. 复杂分数:可用 over 简明抒发
- 22/9 → twenty-two over nine
3. 带分数:整数与分数之间用 and 邻接
- 6 2/5 → six and two fifths
(二)例句
- Only one fifth of air consists of oxygen.
- You should finish the work within one and a fourth hours.

二、极少暗意法
1. 读法:极少点前按基数词读,极少点后需逐一读出数字
- 1.42 → one point four two
- 31.04 → thirty-one point zero four
2. 百分数款式: % 读作 percent
- 2.5% → two point five percent

三、百分数暗意法
(一)中枢端正
1. 结构:由基数词(或极少)+ 百分号(%)构成, % 读作 percent
- 15% → fifteen percent
- 0.6% → zero point six percent
2. 增减语境:暗意“增、降”百分数时,常与 by 连用
(二)例句
- 30% of the students in our class are girls.
- The price of cotton was reduced by 20 percent.

四、倍数暗意法
(一)中枢句型(用 times 抒发)
④ …times + compared with + 被比较对象 与…比较,……若干倍 The number of the students in our school has increased four times compared with 1980.
(二)用 double 抒发
- 含义:暗意“两倍的”或“是……的两倍”
- 例句:The production is now double what it was ten years ago. / The output has been doubled in the past ten years.

五、约数暗意法
1.大略 about, or so, around, more or less, roughly, some + 数词 There are about twenty thousand books in the library.
2.大于,多于 more than, over, or more + 数词 The people attending the meeting are over 1,000.
3.小于,少于 less than, under, below, up to, almost, nearly + 数词 He will come under an hour.

六、数词学习口诀(原创)
英语数词分两类,要念念掌执不苟简;
基数用来表数目,抢庄牛牛官网序数标明循序先;
主表宾定同位状,六种要素数词担;
百千万来表单元,数字之后用形单;
泛指数以百千万,复数款式须出现;
记着特例与规章,基数序数巧变换;
用在编号等局面,序数置于词语前;
序数前用定冠词,基数置于词背面;
分数极少百分数,暗意算作要明辨;
倍数约数为常考,熟记文句是关键。
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