Introduction
Many students sent me E-mail, asking me to recommend some reading materials. Of assorted iBT preparing materials, Barron, Longman, Delta, etc, which is the best? As oftenas not, I feel at a loss: does brand equal to quality? These branded institutions are highly publicized, however, their passages and questions are not necessarily of quality. Does the brand “Sanlu” mean something to you? “QUALITY and safety are the foundations of social harmony,” proclaim posters at the headquarters of the Sanlu Group, until recently one of China’s biggest producers of milk powder