重点讲解：
1. be disappointed at 对…失望；
例句：Instead of being disappointed at where you are, think optimistically about where you are going.
与其对你现在所处的位置感到失望，不如乐观地想想你前进的方向。
2. what's worse 更糟糕的是；
例句：What's worse, even shoes, clothing and other daily necessities have risen in price along with oil.
更糟的是，就连鞋子、衣服等日用品也跟著石油一起涨价。
3. in danger 在危险中，有…的危险；
例句：It portends we are in danger.
这预示我们陷入危险。
4. be scared of 惊恐的；恐惧的；害怕的；
例句：I know they are much smaller than me and I have no reason to be so scared of them but I can't help it.
我知道他们比我小得多，我没有理由害怕他们，但我还是忍不住。
5. mess with 干涉；与…有牵连；卷入；
例句：Do you know who you're messing with — do you know who I am?
知道你在跟谁打交道吗——知道我是谁吗？