In Peter Olson's opinion, the French experiment ______.
A. is likely to direct further research in the inner physics of the earth
B. has successfully solved the mystery of polarity reversals
C. is certain to help predict external disasters
D. has caused great confusion among the world's geophysicists
查看答案
【B6】
A. imported
B. donated
C. transported
D. purchased
The French Geophysicists' study is different from currently prevailing theories in ______.
A. its identification of the origin of the earth's magnetic field
B. the way the earth's magnetic intensity is measured
C. its explanation of the shift in the earth's polarity
D. the way the earth's fluctuation rhythm is defined
【B3】
A. criticize
B. reject
C. advocate
D. sport
保险金额不得超过保险价值。超过保险价值的，保险合同无效。()
A. 正确
B. 错误
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