half a year 和a half years.和half year哪个正确..为什么
half a year 和a half years.和half year哪个正确..为什么
half a year ago.
three years and half a year
half的用法是 one and a half years 还是one and a half year?half具体的用
half a year .a half year可以么?
是one year and a half还是a year and a half?为什么?
once half year,twice a year
one and a half 后加year 还是years
one () and a half one and a half () years or year?
two years and a half 还是two year and a half
half a cup of milk和a half cup of milk哪个正确
1年半 用英语怎么说a year and a half?a years and a half?one and a hal