24. (A)When all women go out to work. 　　(B)When family planning is enforced.. 　　(C)When a world government is set up. 　　(D)When all people become wealthier.

26. Passage One Questions 26 to 28 are based on the passage you have just heard. 　　(A)To help young people improve their driving skills. 　　(B)To alert teenagers to the dangers of reckless driving. 　　(C)To teach young people road manners through videotapes. 　　(D)To show teens the penalties imposed on careless drivers.