27. Which of the following statements does the author try to support with the statistics he provides?
(A) Americans prefer to live in the cities.
(B) America should grant all immigrants legal status.
(C) England is a better place to live than New Jersey.
(D) European countries are more populated than America.

23. The graduate students need their advisor to help them ________ a solution.(A) fall out(B) take off(C) work out(D) take up

24.________ I finished the meal than I started feeling hungry again.(A) No longer(B) No longer had(C) No sooner had(D) No sooner

25. The intent of border screening is________ possibly infectious persons at the border, either on entry to or exit from a country.(A) detect(B) to detect(C) detected(D) detects

26. What is probably the issue discussed in the essay from which the passage is taken?(A) the doll hospital in Manhattan(B) the different lives in the city and in the countryside(C) the immigrant policy(D) the problems with overpopulation

28. What is the tone of the boldfaced sentence?(A) cynical(B) humorous(C) unsure(D) ironical

29. Why does the author exclude Alaska from his calculations?(A) to prove that no area in America will become too overpopulated even if its population increases elevenfold(B) to limit his discussion to areas economically important to America(C) to show he is talking about an extreme case(D) to exclude the weather factor

30. What does "niche" probably mean in the context?(A) of a religious denomination(B) of a special kind(C) of a small size(D) of some significance

31. Which of the following statements, if true, can be used to counter the author's argument?(A) The population density in China is 145 people per square kilometer.(B) The median household income in Illinois is 56,210 while that in the countryside area of Illinois is 58,141.(C) Beijing and Pyongyang had signed an agreement to grant 40,000 industrial trainee visas to North Koreans to permit them to work in China.(D) The GDP per capita of a country with a population density higher than 350 people per square kilometer is usually lower than that with a density lower than 350 people.

32. What is the topic of the passage?(A) Security(B) Choices(C) Freedom(D) Polarities

33. Which strategy is not used in the essay to clarify the issue and support the argument?(A) examples(B) comparison and contrast(C) classification(D) cause and effect