1. The magnitude of the development was apparent to the architects.

　　[A] courage               [B] great size         [C] diminution           [D] opposition

　　2. Desert mammals also depart from the normal mammalian practice of maintaining a constant body temperature.

　　[A] measuring             [B] inheriting         [C] preserving           [D] delaying

　　3. The man neglected to file his income tax and therefore had to pay a fine.

　　[A] hoped                 [B] failed            [C] promised            [D] refused

　　4. Although most birds have only a negligible sense of smell, they have acute vision.

　　[A] faulty                 [B] negative          [C] minimal            [D] condensed

　　5. Mr. Wang was determined to remain neutral.

　　[A] untroubled             [B] unhurried         [C] unmarried         [D] uncommitted