in half an hours

in half an hours in an hours 英语翻译是one and a half hours还是one and half an hours还是其他? I am going to stay in the park for ______A one and half hours B one hour and half C an hour and a half D one and a half hour It's only( )by bus.A half an hours' B half an hour's C half an hour 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? 为什么“half of us” 中的of不能省略,不是可以说half an hours吗? 2个半小时用英语说应该是two and half an hours,还是two and a half hours? In half an hour.And it will l__ in London in twelve hours.1；In half an hour.And it will l____in London in twelve hours.2;Don't be nervous.Just r____yourself.用适当的介词填空1；Oh,we are looking forward ____seeing you.2;Jerry likes playing “Every night ,he reads ___ half an hours before he goes to sleep中间填那个介词,为什么?是完形填空的,有“on in for to四个选项. 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 It is only__walk,so you can get here on foot.选项A.HALF AN HOUR B.HALF AN HOUR′SC.HALF AN HOURS D.HALF AN HOURS′ It's only ____ bicycle ride.A.half an hour's B.half an hours'请说明相关语法, The train_____ (arrive) in half an hour she -------(be)back in half an hour in half an hour的意思是什么? in half an hour怎么提问 How far is the airport?it is about____.a)alf an hour's walk b)half an hours c)half an hours' walk d)half-an-hour walk选哪个,最好有为什么