1. After you. 你先请。
这是一句很常用的客套话，在进／出门,上车得场合你都可以表现一下。

2. I just couldn't help it. 我就是忍不住。
想想看，这样一个漂亮的句子可用于多少个场合？下面是随意举的一个例子：
I was deeply moved by the film and I cried and cried. I just couldn't help it.

3. Don't take it to heart. 别往心里去，别为此而忧虑伤神。
生活实例：This test isn't that important. Don't take it to heart.

4. We'd better be off