a twenty minutes' walk 与a twenty-minute walk哪种说法正确?

i found my homework ___ a.twenty minutes ago b.in twenty minutes选什么为什么 Our school is not far,about___a:twenty-minute walkb:a twenty-minute walkc:twenty-minutes walkd:a twenty-minutewalks twenty minutes' way 还是twenty minutes' road why not ___ us in game.a.twenty minute's b.twenty miutes c.twenty minutes' d.twenty-minute It’s a Baker Road,about twenty minutes from downtown. Li Ming walks for twenty minutes a day. 【 急 】tack twenty minutes. It is about twenty minutes‘a walk.对 twenty minutes‘a walk提问用How far还是How long?为什么? a twenty minutes' walk 与a twenty-minute walk哪种说法正确? Twenty minutes' walk ____ ok.选什么?Twenty minutes' walk ____ ok.A.are B.can C.may D.is The clock will strike twelve in___time.A.twenty minutes' B.twenty-minute选什么为什么 英语翻译At twenty to ten,we have a b___ for twenty minutes. It needs twenty a,minutes walk b,minutes' walk c,minute walking how far is it?it's a twenty minutes' walk from here.a twenty minutes' walk 这句中为什么会有a ,minutes' 为什么要有s‘, It's( )walk from my home to our school A.twenty B.twenty minutes C.twenties minutes D.twenty-minute选什么?为什么选? Our school is a bit far from here .It's about( )A.twenty minutes's walk B.twenty minute's walk C.twenty minutes walk D.twenty minutes' walk WE CAN GO THERE ON FOOT.IT IS ONLY __WALK.A:TWENTY MINUTE B:TWENTY MINUTESC:A TWENTY -MINUTE D:TWENTY MINUTES OF 英语 多长时间的路程How far is your school?A.Twenty-five minutes walkB.The walk of twenty-five minutesC.Twenty-five minutes walksD.Twenty-five minutes' walk我总是在B和D之间徘徊