Recently new approaches( )to encourage creativity in students．

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问题 Recently new approaches( )to encourage creativity in students．

选项 A、have developed
B、has been developed
C、have been developed
D、develop

答案C

解析 develop与主语之间是动宾关系，用被动语态，排除A、D，根据主谓一致原则，选C。

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中学英语

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