We often hear the saying"Time is money."But I think time is much more precious than If we lost time, we can't find We can try to woke harder to get more matter whatever you do ,you can not get lost time back.

　　"Time and tides wait for no men".You can see how important time had said"I spent the time on my work while others are havig coffee."We must make good use of our time,especially for our students,we shouldn't waste time in playing games and the like.