With the rapid development in science and technology,we have welcomed the advent of the 21st century.Time and efficiency are becoming more and more important today.For having a better adaptation to this high-tech era,we should .
翻译：随着科技的迅速发展,我们已经迎来了21世纪的到来.时间和效率在今天变得越来越重要.为了更好的适应这个高科技时代,我们应该.
I believe that xxx(某种做法) can save us time and help us do things efficiently.In contrast to this method,the other one would double the work and is totally a waste of money and time.
翻译：我相信某种做法可以为我们节省时间,并且使我们更有效率.相比较之下,另一种方法就会事倍功半,而且完全是对时间和金钱的浪费.