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(Paragraph 3,Passage 4)Scientists began to try making synthetic diamonds towards
(Paragraph 3,Passage 4)Scientists began to try making synthetic diamonds towards
游客
2024-08-04
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问题
(Paragraph 3,Passage 4)Scientists began to try making synthetic diamonds towards the end of the eighteenth century and discovered a key scientific fact.
选项
A、科学家试图开始制造人造钻石,接近十八世纪末时发现了一个关键的科学事实。
B、科学家开始努力制造人造钻石,十八世纪结束时发现了能解决科学实际的答案。
C、科学家开始努力制造人造钻石,在十八世纪结束时找到了解决科学实际的钥匙。
D、接近十八世纪末,科学家开始尝试制造人造钻石,并发现了一个关键的科学事实。
E、接近十八世纪末期,科学家开始制造人造钻石,并且发现了一个关键的科学事实。
答案
D
解析
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