单位词的使用 (1) 不可数名词表示多少,一般用much, (a) little, a lot of, enough 等词表达,要数1,2,3,4时要用量词表达,最常用的是a piece of (news, advice, furniture, information)。 (2) 成双成对的名词一般用复数,如:a pair of trousers (裤子) / scissors(剪刀) / glasses (spectacles)(眼镜) / pliers(钳子) (3) a couple of表示一对,或2-3,如:a couple of days / people / things (4) 记住以下量词表达方式: a loaf (two loafs) of bread (一个(两个)面包) a burst of laughter(一阵笑声) a fit of anger / chill(一阵发怒 / 发冷) a game of chess (一盘棋) a lump of sugar (一块方糖) 10、其他应注意的数的表达形式 1)a three-year-old boy 比较The boy is three years old 2) five thousand people / several thousand people比较 thousands of people 表达具体数字时,thousand不加 s,后面不加 often, million, billion情况以此类推。 3) One-third of the students have passed College English Test Band IV. Two-thirds of the students have passed College English Test Band IV. |