题目

不等式|2x-log2x|＜2x+|log2x|的解集是(    )A.(1,2)             B.(0,1)            C.(1，+∞)          D.(2,+∞) 答案：解析：|a-b|＜a+b成立的条件是a、b同正号，∵x＞0,∴log2x＞0x＞1.答案：C I enjoyed the movie very much．I wish I ________ the book from which it was made． [　　] A． have read B． had read C． should have read D． are reading