30. by the higher grade pupils.the small kid refused to go to school.which puzzled his mom a lot. A.Being threatened B.Having been threatening C.To be threatened D.Having been threatened 【查看更多】

 

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    by the higher grade pupils,the small kid refused to go to school,which puzzled his mom a lot.

  A.Being threatened              B.Having been threatening

  C.To be threatened               D.Having been threatened

 

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