Kim is _________ on the paper.[ ]
A. write
B. writing
C. writes
D. writeing
答案:B
腌制或酸渍的肉类、蔬菜食品中可能含有较高浓度的( )
A.黄曲霉毒素B.多环芳烃类化合物C.胺类D.N-亚硝基化合物E.黄曲霉菌