f NBA players.

　　[D] assess the achievements of famous NBA players.

　　32. Which of the following plays a key role in body growth according to the text？

　　[A] Genetic modification.

　　[B] Natural environment.

　　[C] Living standards.

　　[D] Daily exercise.

　　33. On which of the following statements would the author most probably agree？

　　[A] Non-Americans add to the average height of the nation.

　　[B] Human height is conditioned by the upright posture.

　　[C] Americans are the tallest on average in the world.

　　[D] Larger babies tend to become taller in adulthood.

　　34. We learn from the last paragraph that in the near future

　　[A] the garment industry will reconsider the uniform size.

　　[B] the design of military uniforms will remain unchanged.

　　[C] genetic testing will be employed in selecting sportsmen.

　　[D] the existing data of human height will still be applicable.

　　35. The text intends to tell us that

　　[A] the change of human height follows a cyclic pattern.

　　[B] human height is becoming even more predictable.

　　[C] Americans have reached their genetic growth limit.

　　[D] the genetic pattern of Americans has altered.

责任编辑:gaoyan