离多远”时,用“数量+单位+形容词”Р 如:two months old, twenty meters deepР(二)、序数词Р注意 first, second, third, fifth, eighth, ninth, twelfth, twentieth, twenty-first, y-ninth, one hundredth等词的拼写。具体用法如:the Twelfth lesson, June 5th, the Second World War, on his twentieth birthday.Р(三)、分数, 小数和百分比:Р分数的表达:分子用基数词,分母用序数词;分子大于一,分母加 s,分子和分母之间一般用连字号。如3/5读作three-fifths, 1/3读作one-thirdР0.78读作zero point seven eight 7.45读作 seven point four fiveР45%读作 Forty-five percent 67%读作sixty-seven percentР注意:分数表示1/2, 可以用a/one half 表示;分数1/4,3/4也可以用quarter表示。如:Р1/4读作one-fourth or a quarter, 3/4读作three-fourths or three quartersРHalf of the students live in the school on weekdays. (习惯上省略a)РOne- third of the students are on the playground.РThree -fourths of the earth is covered with water.Р(四)、时间和钟点Р7:15读作seven fifteen/ a quarter past seven
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