一美元是用a dollar还是one dollars

一美元是用a dollar还是one dollars 1美元用英文怎么说?one dollars 还是 one dollar 1.5美元,用英语读成one dollar and five cents.还是one dollar and fifty cents. 1.68美元用dollar 还是dollars? “The book cost him one dollar.这本书用了他一美元.”中的cost可不可以用take代替? 下面是两个分别用is还是are,20美元,dollar加s吗?如下图,请回答, 2美元是 two dollar 还是 two dollars?还是两者都行?请大家确定后回复 美元英语是dollar,为什么符号是$ 季美元（quarter dollar)硬币是多少钱? 求助英语数字念法比如说8.59million 是念eight point five nine还是 eight point fifty nine?另外dollar什么时候用复数?比如100美元 是念100dollar还是100dollars? 1.3美元和0.3美元用英语怎么说?zero point three dollar 还是zero point three dollars? one-million dollar还是one-million dollars He paid him one dollar to___him theHe paid him one dollar to____him the ass是填lend还是borrow 美国货币由美元dollar和美分cent组成,one dollar等于——cents all i see is dollar signs 有语法错误吗?我的意思是 我看见满眼的美元标志.用is还是are? There are one hundred cents in a dollar.一元钱合一百分.那是一百美分在一美元里,没没有合的意思啊可是in连折合和相当的意思都没有啊 贬值增值?exchange rate changes from 1.0 euros to the dollar to 1.2 euros to the dollareuros to the dollar 怎么理解是美元增值还是euros增值? 美元英语是dollar,为什么符号是$04