英语问题--语法和词汇知识运用22、23 22.______information cost him many chancesof finding jobs. A.Lack of B.Short of C.Lack D.Lacking of 正确答案是A,我选的是B,请问为什么A正确,B不正确? 23.He _____the terrible living conditionsof the farm workers to the public in his report. A.exchanged B.concluded C.exposed D.accused 正确答案是C,我选的是D,请问为什么C正确,D不正确?