If you _______ in behaving in this way you will bring yourself nothing but trouble.
A、continueB
continue一般不與in搭配，常見的是continuetodosth。decide也多與to搭配。另一方面，從詞義來看，continue意思是“繼續”，decide意思是“決定”，react意思是“反應，作出反應”，都與句意不相符。只有persist無論是從搭配還是從意思來看都是最佳答案。
Itisdifficulttounderstandthiskindof_______calculation.
Inthemiddleoftheseotherwise_____plainsisastrikingrangeofmountains.
—Youwerebraveenoughtoraiseobjectionsatthemeeting.
—Well,nowIregret________that.
名詞解釋：privateinternationallaw
You’dbetterleavethings________ifyoudon’tknowhowtodealwiththem
