數字時,不加s,但可以與介詞of連用,但hundred, thousand和million前面
有確定數詞時,不能跟of短語。沒有確定數詞時加s及of表示許許多多。如:
a dozen pencils two score years a score of eggs
壹打鉛筆 四十年 二十個雞蛋
three hundred students hundreds of students
三百名學生 數百名學生
The bus can hold two score and ten people. 這輛汽車可以容綱50人。
Scores of people took part in the game. 許多人參加了這次比賽。