Those were the best years of my life.

　　那些年是我一生最幸福的時光。

　　It's only human to want the best for your children.

　　為自己的孩子謀求最好的條件是人之常情。

　　I just don't know what to do for the best.

　　我就是弄不清做什么才好。

　　Which one do you like best?

　　你最喜歡哪一個？

　　It was the best day of my life.

　　這是我一生中最美好的一天。