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  • " Anyone who was shocked by the atrocities ought to ask himself what _____ to prevent them. "
Question 1:
" Anyone who was shocked by the atrocities ought to ask himself what _____ to prevent them. "
A. " did they do"
B. " they could have done"
C. " they must have done"
D. "had they done "

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General Questions 3 - English Grammar Exercises