last：to continue existing or happening
last有时可以替换continue,它的主语一般是一个事件、情形、问题。
作业练习：
1. 生活总是充满了起起落落，没有什么是会一成不变的。
翻译：The Life is full of ups and downs, but nothing will last forever.
答案：Life is always full of ups and downs. Nothing lasts forever.
2. 场景：加班的状况持续了很久。 造句：The state of working overtime has been last for a long time.
图片发自简书App
