News reports say peace talks between the two countries_____ withno agreement reached．
A.have broken downB.have broken outC.have broken inD.have broken up在线课程A
题干所提供的语义为：peace talks“失败，破裂”，with no agreement reached。 选项中四个短语的含义分别为： breakdown: to come to an unsuccessful end breakout: 1) (of an undesirablecondition) to begin suddenly and often violently 2) tosuddenly become covered 3) to escape(from) breakin: 1) to enter a building by force 2) tointerrupt 3) tomake (a person or animal) used to something new breakup: 1) to (cause to) become separated into smaller pieces 2) tocome or bring to an end, esp. by separating 3) tostop being together; separate or go in different directions 显然只有选项A能够满足本题语境与语义的需要。