o或o〔ou〕,整数部分为零时,可以省略不读。0.4zeropointfour或pointfour零点四10.23tenpointtwothree十点二三当数字值大于1时,小数后面的名词用复数,数字值小于1时,小数后面的名词用单数。1.03meters一点零三米0.49ton零点四九吨7.百分数表示法百分数用基数+percent表示50%fiftypercent百分之五十0.12%wopercent注意:“三分之二的工人”应该译为twothirdsofworkers,其他类似的用法应该注意。分数和百分数在句子中作主语,句子的谓语动词数量视其所代表的意思决定。若其代表的是可数名词复数,谓语动词就用复数;若其代表的是不可数名词,谓语动词就用单数。如:Threefifthsofstudentsintheclassarefromthecountryside.Onefourthofthemoneyishisfather’s.Step3练习设计:写出下列数字:3/4threefourths或threequarters24/25twenty-fourtwenty-fifths31/4threeandonefourth或threeandonequarter1/2ahalf1/4onequarter或aquarter11/2oneandahalf11/4oneandaquarter11/2hours一个半小时(读作oneandahalfhours)23/4meters二又四分之三米(读作twoandthree-fourthsmeters)4/5meter五分之四米5/6inch六分之五英寸10.23tenpointtwothree十点二三25.67twenty-fivepointsixseven二十五点六七l.03onepointothree一点零三Step4练习(略)——练习册13-16页
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