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Medical research has shown that the widespread of use of cigarettes contributes the increase of cancers.答案解析
科目：gzyy
来源：江苏省武进高级中学2008－2009学年度高一3月月考英语试题
题型：014
Medical research has shown that the widespread use of cigarettes ________ the increase of cancers．
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科目：gzyy
来源：
题型：单选题
Medical research has shown that the widespread use of cigarettes ________ the increase of cancers．
- A.
results from
- B.
contributes to
- C.
devotes to
- D.
donates to
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