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  • 科目:英语
  • 题型:单选题
  • 难度:中等
  • 人气:1507

John Wood,an Internet blogger,discovered that Samsung ________ for not protecting its workers from a dangerous chemical used on its phones.

A.had criticized B.had been criticized
C.was criticized D.was criticizing
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JohnWood,anInternetblogger,dis