--- Robert is indeed a wise man.
--- Oh, yes. How often I have regretted _______ his advice!
A.to take | B.taking | C.not to take | D.not taking |
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--- Robert is indeed a wise man.
--- Oh, yes. How often I have regretted _______ his advice!
A.to take | B.taking | C.not to take | D.not taking |
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