听下面一段材料,回答第1-4题。 1.What occupation is mentioned in the talk? A. A salesman B. A teacher C. A manager. 2. How can we show our interest in the company? A. Giving as much advice as possible to the interviewer. B. Letting the interviewer know more about you. C. Asking proper questions about the company. 3. How can we succeed in an interview according to the speaker? A. Giving the interviewer a good impression. B. Being confident and preparing well. C. Being friendly as much as you can. 4. How many tips does the speaker give us? A. 3 B. 2 C. 4