准时交作业是in time 还是on tim?e

准时交作业是in time 还是on tim?e in time 和on time的区别请不要简单的告诉我前者是及时,后者是准时, 按时完成作业用英文怎么说?是用 in time 还是 on time 顺便解释下2词的区别 on time还是in time?We couldn't finish the work_________ without your help.我都搞不清到底是哪个了`` on time和in time的区别好象都是准时的意思 是in the day time还是on the day time 是on free time 还是in free time 在工作中是in working time还是on还是用at, 在早餐时间是用on breakfast time还是at breakfast time,还是in breakfast time? 是in the half-time 还是on the half-time 还是at 他和half time 是in the half-time 还是on the half-time还是at the half-time 用准时（on time）造句 in spare time还是on spare time Eve doesn't spent much time ______reading 填写的是in还是on 但老师说是on spend on,固定搭配 waste time/money ( ) doing sth.介词到底用in 还是 on Don't waste time on watching TV.Don't waste time in watching TV.到底哪个对呀? 及时交作业用英语怎么说hand in the homework on time hand in the homework in time 好像两个都通? Somewhere是“某处”的意思.in Time是“及时,准时”的意思.的英文名字为什么是Somewhere in Time? in time和on time怎么记忆?谢谢了,大神帮忙啊我知道一个是及时 一个是准时 但是一直混淆 有没有比较深刻有趣的记忆方法? 谢谢!