摘要： Mrs. Green thinks that , the situation would have got worse. A. if not dealing with carefully B. if having not dealt with carefully C. if not having been dealt with carefully D. if having not been dealt with carefully
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Mrs Green thinks that _____, the situation would have got worse．
A． if not dealing with carefully
B． if having not dealt with carefully
C． if not having been dealt with carefully
D． if having not been dealt with carefully
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