阅读理解精练

阅读理解: 阅读下列短文, 从每题所给的四个选项(A,B,C, D)中,选出最佳答案。A Ever since news of widespread food re- calls caused by a carcinogenic dye broke, there has been confusion(混淆)over possible links to the country of the same name, but Sudan officials say there is no connection whatever.