He ________ the examination _________ he wasn’t careful enough. A. could have passed; if B. should have passed; but C. had passed; so D. would pass; because
正确答案：B
公务员|事业单位|职业资格等考试题库!
He ________ the examination _________ he wasn’t careful enough. A. could have passed; if B. should have passed; but C. had passed; so D. would pass; because
正确答案：B
