问题
选择题
So far, this is the best way I've thought of ________ this problem. [ ]
A. settling
B. to settle
C. by settling
D. having settled
答案
答案：B
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So far, this is the best way I've thought of ________ this problem. [ ]
A. settling
B. to settle
C. by settling
D. having settled
答案：B