2011 Beijing Question 56 Single-choice Differentiating 2011_北京卷 (英语) 61.To submit nonfiction articles,$a contributor must_____.$ A. provide his special qualificationB. be a regular reader of the postC. produce printed versionsD. be over 45 years old Answer keyA ☆ SaveCan't do it, show the explanation查看原卷 →