The word accumulated in the passage is closest in meaning to
A. inspected.
B. discovered.
C. collected.
D. maintained.
查看答案
The word modification in the passage is closest in meaning to
A. adjustment.
B. invention.
C. growth.
D. condition.
What can be inferred from Paragraph 5 about plow animals？
A. Their use was mandated under the system of Manorialism.
B. They can pull more weight with their chests than with their necks.
C. They were replaced by new technologies in the eleventh century.
D. Humans began to utilize them around 900 ＣＥ.
The word snaring in the passage is closest in meaning to
A. testing.
B. keeping.
C. forming.
D. catching.
According to Paragraph 3, how do the senses of snakes differ from those of humans？
A. Snakes use their nostrils and nasal cavities when smelling.
B. Snakes have less developed hearing abilities than humans.
C. Snakes' eyesight is better at night than during the day.
D. Snakes' sensitivity to heat is less than that of humans.
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