题目

某机物的结构简式为，它可以发生反应的类型有：①取代  ②加成  ③消去  ④水解  ⑤酯化  ⑥中和  ⑦氧化  ⑧加聚，下列组合正确的是(    )A.①②③④⑤⑥                             B.②③④⑥⑧C.①②③⑤⑥⑦                             D.③④⑤⑥⑦⑧ 答案：C解析：苯环上可以发生取代、加成反应，醇羟基可发生氧化、消去、酯化反应，羧基可发生中和反应。阅读理解 A story is a work of imagination. The people who write stories write them in order to give pleasure to those who read stories. Story-readers are, generally speaking, women of all ages and younger men. Readers love the start of a story, where there are new and sometimes strange people to be met for the first time. They enjoy the story itself, the gentleness and the violence (暴力), the loves and the hates, with which a good writer interests his readers. They enjoy the end of the story, whether it's happy or sad. The readers' main purpose in all this is to escape (逃离) from ordinary life for a short time. Older men, as a rule, find their ordinary lives too pleasant to run away from. 1．A story-writer must be ________. [　　] A．a funny man B．an interesting woman C．a person full of imagination D．a person who has much experience in life 2．As a rule, the ordinary lives of old men ________. [　　] A．are enjoyableB．are not enjoyable C．need to be changedD．don't want changing 3．All those who read stories ________. [　　] A．are afraid of their ordinary lives B．dare not live any longer C．dare not face their ordinary lives D．want to make their ordinary lives rich and colorful 4．Most of the story-readers are women, for ________. [　　] A．they are free B．stories are easier for them to understand C．they have a fine feeling D．they have no other books to read