When the writer says that the worst situations will occur in the hottest parts of the world or in backward areas, he is referring to the fact that in these parts ___.
A. standards of building are low.
B. only minimum shelter will be possible.
C. there is not enough ground space.
D. the population growth will be the greatest.
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The writer is sure that in the distant future ____.
A. bricks and mortar will be replaced by some other building material.
B. a new building material will have been invented.
C. bricks and mortar will not be used by people who want their house to be fashionable.
D. a new way of using bricks and mortar will have been discovered.
We can infer from the third paragragh that the appropriateness of physical contact also varies with ______.
A. time
B. city
C. country
D. people
The word “stand-offish”(Line 14, Para. 2) could best be replaced by ______.
A. cold and distant in behaviour
B. ungentlemanlike in behaviour
C. inhuman in behaviour
D. polite in behaviour
The writer believes that the biggest problem likely to confront the world before the end of the century ___.
A. . is difficult to foresee.
B. will be how to feed the ever growing population.
C. will be how to provide enough houses in the hottest parts of the world.
D. is the question of finding enough ground space.
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