What is better, to multitask or to concentrate on a single task?

怎么做更好，同时多任务处理还是专注于一项任务？

Mary has chosen what is better.

马利亚已经选择了更好的选择。

I know she appreciates our love, and what is better than making something for someone else?

我知道她很感激我们的爱，还有什么比为别人做点什么更好的呢？

The fact that we tend to want to do what's more instantly gratifying in the moment than what is better for us.

事实上，我们倾向于做当下更能立即满足的事情，而不是对我们来说更好的事情。

However that may be, Tom was amphibious: and what is better still, he was clean. For the first time in his life, he felt how comfortable it was to have nothing on him but himself.

不管怎样，汤姆是水陆两用的：而且更好的是，他很干净。他有生以来第一次感到除了自己什么都没有是多么舒服。