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The real reason why prices ______ and still are, too high is hard to say, and no short discussion can explain this problem.

发布时间:2023-05-26   作者:形考任务   浏览:0

The real reason why prices ______ and still are, too high is hard to say, and no short discussion can explain this problem.

 

选择一项:

a. were

b. will be

c. have been

d. had been