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[ Grammar ]
The Stonehenge mystery is still unexplained but I believe scientists __________________ it in the near future.
A. solve
B. will solve
C. solved
D. have solved
Select your answer:
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If he had not spent his youth not learning anything, he _______ himself for his lack of knowledge now.
A. will not blame
B. would not blame
C. would not have blamed
D. would blame
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