英语翻译是不是既可以用two—thirds ,也可以用two thirds

英语翻译是不是既可以用two—thirds ,也可以用two thirds two third和two-thirds区别甚么时候用two third甚么时候用two-thirds two third 2/3如果加了连字符是不是two—thirds?加了连字符third为什么加了s?一般连字符表示数字,不管多大不是都不用加s吗?比如 three_year_old boy. Nowadays ____of business letters are written in English.A .two third B .two thirds 选什么two thirds可以变成two-third吗?21世纪报里选two-third是正确的吗 two days is not enough,he needs a third day为什么用a third ——— of the money _____been used up.A.Two third,has B.Two thirds,has C.Two third,haveD.Two thirds,have two third和two-thirds是不是两中表达都对呢?tell me the right answer,please! 英语翻译Two dogs _____ ______a bone,and a third runs away with it 三分之二是two-third还是two-thirds? 英语翻译是不是可以用也可以不用 英语翻译补充空缺:—— —— two and three?用how many可以吗？ _____of the warm water____already been used up.A.Two-third,hasB.Two-third,haveC,Two-thieds,hasD,Two-thirds,have选哪个?为什么其他不行?为什么two-thirds之间要用短线? 英语翻译A quarter of the first plus a third of the second make 16.What are the two numbers? Two-thirds 后用is还是are,那one third呢? Two third of the book ____read by me.此空是用is 还是用are two third of rice is produced in the south of china为什么用IS About ____of the workers in the factory were born in the __ A two—thirds,1970 B two-thirds,1970s Ctwo-third,1970 D two-third,1970s.答案为什么是D ____is less than ___A One-third ;two-thirds B One-third;two-third C First-three;first-threes D One-third;one-three