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  3. Now a paper in Science argues that organic chemicals in the rock come mostly fro

Now a paper in Science argues that organic chemicals in the rock come mostly fro

游客2024-08-13  39
问题 Now a paper in Science argues that organic chemicals in the rock come mostly from _________ on earth rather than bacteria on Mars.
选项 A、configuration
B、constitution
C、condemnation
D、contamination
答案 D
解析 本题为形近词辨析题。A项configuration意为“轮廓,结构” , B项constitution意为“宪法，构造”,C项condemnation意为“定罪,谴责”,D项contamination 意为“污染”。句意:最近《科学》杂志上刊登的一篇文章指出，该岩石中的有机化学成分大部分来自地球的污染，而不是来自火星上的细菌，故选D。
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