Jack was a good swimmer；he__________swim across the river．
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Some traditional Chinese medicine is highly against cancer．
我国南方地区每年2～3熟耕作制度的主要形成条件是（）
下列省区内有两个自然保护区被纳入联合国生物圈保护区网的是（）
阅读下列短文，回答 36～38 题：
第 36 题 By saying“My mother made me a deal”，Ben Carson meant that his Mother__________．
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