an apple and a half以及one and a half apple和half an apple分别用is还是are?

an apple and a half以及one and a half apple和half an apple分别用is还是are? half an apple 还是a half apple还是都可以 an hour and half还是an hour and a half one apple and a half是复数还是单数? 英语翻译1：one and a half apple2:one apple and a half第三种是什么 a half apples还是a half apple These are an apple and a pear.还是This is an apple and a pear. half an hour?half an hour、an hour and a half 、 one and a half hours和one half hour都能表示一个半小时吗? 一个苹果或一个梨是an apple and a pear 还是an apple and pear? an apple and a banana可以写成an apple and banana吗? One and a half an hour 和An hour and a half 有什么不同 one and a half apples&one apple and a half的谓语动词应该是复数还是单数? half a day 为何不说half day.类比half apple 56.The film will last for______A.an hour and a half B.an hour and half C.one and a half hour D.one hours and a half what can a whole apple do that half an apple can't这是个脑筋急转弯,请网友猜猜看 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 _____breakfast ,she eats an apple ,a banana and a hamburger. one month and a half和one and a half month有区别吗?还有one hour and a half和one and half an hour哪个对?