o#39;clock#39;s和hours#39;区别简要说明.并且回答以下问题.Thethree_____traintoBeijingwasgoingtoleaveanhourlaterthatday.A.o#39;clockB.o#39;clock#39;sC.hoursD.hours#39;

问题：o#39;clock#39;s和hours#39;区别简要说明.并且回答以下问题.Thethree_____traintoBeijingwasgoingtoleaveanhourlaterthatday.A.o#39;clockB.o#39;clock#39;sC.hoursD.hours#39;

答案：↓↓↓

石海鹤的回答：

网友采纳　　选择A.　　o'clock指时钟上指向的时刻.　　hour指一小时的时间.