摘要： The majority of doctors smoking is harmful to health. a. are believed b. had believed c. has believed d. believe
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The majority of doctors ______ smoking is harmful to health.
A. are believed B. had believed C. has believed D. believe
查看习题详情和答案>>. The majority of doctors ______ smoking is harmful to health.
A. are believed B. had believed C. has believed D. Believe
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