1,People are often nervous or apprehensive before performing in front of an audience在观众面前表演之前，人们常常紧张或忧虑。
2,People who are really nervous may feel tense , which is the opposite of relaxed真正紧张的人可能会感到紧张，这与放松相反。
测验：Sometimes , taking a deep breath can help a nervous person feel more relaxed有时候，深呼吸可以帮助紧张的人感觉更放松
3,Someone who strongly believes in their ability to do something is often confident坚信自己有能力做某件事的人往往很自信。
4,The best way to build confidence is to practice what you're going to do until you can do it with ease建立自信的最好方法是练习你要做的事情，直到你能轻松地做到
测验：The key to building confidence and reducing nervousness is effective and frequent practice建立自信和减少紧张的关键是有效和频繁的练习
5,To be indifferent means to not care one way or the other about something漠不关心的意思是对某事漠不关心
6,If you are indifferent to a person or project , it means that the person or project isn't important to you如果你对一个人或项目漠不关心，这意味着这个人或项目对你来说并不重要
测验：People who are indifferent may not value anything or anyone but themselves冷漠的人可能只看重他们自己，而不重视任何事或任何人
7,To be appreciative is to be thankful or grateful for something感恩就是对某件事感恩或感激。
8,If someone does something nice for you you should appreciate it如果有人为你做了好事，你应该感激
测验：It's important to show your appreciation for someones support or help对别人的支持或帮助表示感谢是很重要的
9,“To be depressed”is the opposite of“to be happy”“沮丧”是“快乐”的反义词。
10,When someone is depressed they feel very sad当一个人沮丧的时候，他们感到非常难过
测验When people are depressed they are usually pessimistic about the future当人们沮丧时，他们通常对未来感到悲观
测验的句子：When someone is nervous , their muscles often tense up and their heart rate increases当某人紧张时，他们的肌肉往往会紧张，心率也会加快。
