单项选择题
Passage Three Questions 33 to 35 are based on the passage you have just heard.
A. Cutting public expenses. B. Forbidding carbon emission. C. Developing public resources. D. Encouraging energy conservation.
A. To make them live longer. B. To make profits from them. C. To prove the technology useful to them. D. To learn about their physical condition.
A. are unable to communicate their feelings accurately B. have trouble communicating their responses to events C. often feel abdominal pain without a known reason D. have a poor and overcrowded family