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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.have challenged
C.are challenging D.have been challenged
查看习题详情和答案>>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 |
查看习题详情和答案>>
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.have challenged
- C.are challenging
- D.have been challenged
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 challenged
查看习题详情和答案>>
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 challenged |