The real reason why prices ____ , and still are, too high is complex, and no short discussioncan satisfactorily explain this problem.
A.Were B.will be C.have been D.had been正确答案A
The real reason why prices ____ , and still are, too high is complex, and no short discussioncan satisfactorily explain this problem.
A.Were B.will be C.have been D.had been正确答案A