onw and a half bananas____left on the table怎么填?is和 are怎么分

onw and a half bananas____left on the table怎么填?is和 are怎么分 one and a half a quarter and a half a billion and a half THREE AND A HALF怎么样 one + 名词 + and a half three-and-a-half billion one kilo and a half one and a half ticket one and half还是one and a half an hour and half还是an hour and a half half of them and a halfI'll get half of them and a half翻译 half of them and a half是多少 3/4? half的用法是 one and a half years 还是one and a half year?half具体的用法? 什么是“half and half” A half and a quarter is ______. 什么时候用half a 什么时候用a half?It takes half an hourIt weighs four and a half kilograms one and a half hours 还是hour