单词 | expressing percentages |
释义 | grammar 语法expressing percentages percentages (= numbers of per cent) are written in words as twenty-five per cent and in figures as 25%. 百分比可以用文字表述,如百分之二十五,也可以用数字表述,如 25%。if a percentage is used with an uncountable noun or a singular noun the verb is generally singular. 百分比与不可数名词或单数名词搭配使用时通常采用单数动词:20% of their electricity is generated by wind power. 他们 20% 的电力是风力发电。if the noun is singular but represents a group of people, the verb is singular in name but in bre it may be singular or plural. 如果是集体名词,在美式英语中使用单数动词,在英式英语中既可以使用单数动词也可以使用复数动词:eighty per cent of the work force is/are against the strike. 百分之八十的劳动者反对罢工。if the noun is plural, the verb is plural. 如果名词是复数,动词用复数:90% of our customers are under the age of 25. 我们 90% 的顾客年龄在 25 岁以下。 |
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