2. 职称英语
  3. The origin of man is an extremely controversial issue. Scientists have a host of

The origin of man is an extremely controversial issue. Scientists have a host of

游客2023-07-11  63
问题 The origin of man is an extremely controversial issue. Scientists have a host of different theories pertaining to man’s inhabitancy of earth. Many【B1】arise between scientists who have different beliefs about how mankind arose. One such argument is the conflict【B2】the theory of evolution versus the theory of creation. After【B3】scientific researches in various field, it is【B4】that the theory of evolution is correct. Life arose by natural【B5】at an early stage of the earth’s history and【B6】organisms developed from simpler organisms by slow changes. In other words, new species arise from older species after thousands of years of【B7】chemical, environmental, and genetic change. Evolution can also be【B8】as the complex processes by which living organisms【B9】on earth and have been diversified and【B10】through sustained changes. Scientists, looking for an【B11】to the origin of man created evolutionism, which also【B12】answers to questions dealing【B13】similarities between species. Unlike the theory of creation, which states that the complexity of life can only be explained【B14】a supernatural creator, the theory of evolution has been【B15】. Several observations support the theory of evolution. One observation is in the geologic record, which is the rock scheme found within the earth’s outer crust. By means of radioactive dating, the【B16】of rocks on earth have been【B17】. It is a timetable of the earth’s geologic history. This combined with the fossil record, another observation【B18】the evolutionary hypothesis, has produced an apparent【B19】of life forms from most simple ones to most complex ones during the history. Fossils are remains of traces of a once-living organism, which are formed【B20】preservation.
选项 A、disagreements
B、achievements
C、commitments
D、compliments
答案 A
解析 名词辨义题[考频：38]。本文的开头提到“人类的起源是一个很有争议的问题，对于人类在地球上的存在，科学家们有很多不同的理论”，这句又提到“在人类起源这个问题上持不同观点的科学家之间有很多……出现”，根据开头的提示可知这里应该选A)disagreements“意见不同，分歧”正确。achievements“成就”；commitments“承诺”；compliments“赞颂”。
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