互动封闭仿真课堂1、智能交互 2、电子板书式视频教学 3、5分钟一次互动问答 4、封闭课堂
Finally，many people find happiness in helping others. According to studies，people feel good when they volunteer their time to do many meaningful things for other people. If you want to feel happier，do something nice for someone. You can help a friend with his or her studies，go shopping to get food for an old neighbor，or simply help around the house.
Now maybe you know how to find happiness!
1. The underlined word “wealthy” means “__________”in the article.
A. pleased B. healthy C. excited D. rich
2. Some people who hold a high position in the government think they can _________.
A. get money and something they can't buy with money
B. do what they want to do at any time
C. enjoy health which makes them work hard
D. take an active part in all kinds of activities every day