Life was like a box of chocolates 这句话中为什么用was过去式 而不用is

Life was like a box of chocolates 阿甘正传里面有一句life was like a box of chocolates～为什么用was呀? life was like the box of chocolates 为什么要用was Life was like a box of chocolates是chocolates还是chocolate? life was like a box of chocolates,you never know what you're 谁能帮我翻译一下 Life was like a box of chocolates ,you never know w 请翻译一下：Life was like a box of chocolates,you never know what life was like a box of chocolates,you never know what you ar 英语翻译Life was like a box of chocolates,you never know what yo 阿甘正传经典台词意思Life was like a box of chocolates, you never know Mama always said life was like a box of chocolates. You neve my mama said:"life was like a box full of chocolates,you nev