What is believed to directly affect the welfare of people according to the passage?
举一反三
- 1. According to the passage, what can affect career choices?
- According to this passage，may not be what people are trying to pull off__________．
- S5. According to the passage, what is the life of American young people like
- What are the two areas that people without trainning should avoid at all cost according to the passage?
- According to Professor Day, what does sleep affect?