单选题 Cet-6-3.16-Exercise.mp3 Questions 19 to 21 are based on the recording you have just heard.19. A) It is impossible for us to be immune from outside influence.B) It remains as widespread as hip-hop music.C) Few of us can ignore changes in our immediate environment.D) It displays albums by new music talents.20. A) Try to find a more exciting job somewhere else.B) Leave their younger generations alone.C) Recognize the negative impact of his coworkers.D) View things from their children's perspective.21. A) They mirror their long-cherished wishes.B) They call for scientific methods to interpret.C) They improve people's quality of life.D) They are quite susceptible to suicide Question 20