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Great as Newton was ,many of his ideas_today and are being modified by the work of scientists of our timeA) are to challengeB) may be challengedC) have been challengedD) are challenging

分类: 作业答案 • 2022-04-12 22:04:44

问题描述：

Great as Newton was ,many of his ideas_today and are being modified by the work of scientists of our time
A) are to challenge
B) may be challenged
C) have been challenged
D) are challenging

答

答案：C
要点：过去完成时,被动
表示牛顿的很多想法在如今已经受到很多挑战,并被当代科学家所修定.

Great as Newton was ,many of his ideas_today and are being modified by the work of scientists of our timeA) are to challengeB) may be challengedC) have been challengedD) are challenging

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