英语周报高二3答案

19.(12分)(1)(酚)羟基(1分)苯甲醚(1分HO O(1分)CHONaOH溶液/△TH2O(2分)3)加成反应(1分)1(1分)OOCH(3分)OOCHCHa CH: cOClAlCIa定条件(2分)OH【解析】由信息推知,A为,B为为CHOF为为Q为中官能团的名称为(酚)羟基;HO O名称为苯甲醚D的结构简式为CHO(2)G和Q生成H的化学方程式为人NaOH溶液/△+H, o(3)E和H通过加成反应生成M;由M的结构简式可知,其手性碳原子的数目为1(4)由信息可知,C的同分异构体W中含有酚酯基或个酚羟基和1个碳碳双键。含有酚酯基且核磁共振氢OOCH谱中有4组吸收峰的结构有含有2个酚羟基和1个碳碳双OOCH键的同分异构体中,不存在核磁共振氢谱有4组吸收峰的结构。故满足条件的结构有3种(5)由信息可知与CH3CH2COCl反应可生成HO O再与H发生取代反应生成进一步与CO(OC2H5)2反应可得目标产物。合成路H CH COCIHIHO Oco(oC Hs

第二节书面表达【写作思路】根据试题要求,考生需要写一篇记叙文,记述身边一位值得尊敬和爱戴的人。首先考生需要介绍自己最尊敬和爱戴的人是谁,简单地介绍一下他(她)。然后,陈述为什么他(她)值得尊敬和爱戴。最后,可以对前文进行一个总结,使文章结构严谨。本文的写作重点在"尊敬和爱戴的原因",考生可围绕这个要点适当拓展,从性格特点、处事风格等方面展开写作。【范文赏读】The most beloved and respected person around me is my teacher, Ms LiThough she has been teaching English for twenty years, she is still passionateabout teaching. She is kind and considerate towards us just like our dear motherWe all respect her because she always tries new ways to make her classes livelyand interesting. Hardworking and knowledgeable, she is one of the best teachersin our school. When we have a problem, we will turn to her for help. She alwaystalks to us patiently and helps us to find a solution. In our eyes, she is not onlyour teacher, but also our best friend. Those are why she deserves our respect【亮点词句】亮点词汇: beloved, respected, be passionate about, be consideratetowards, turn to sb. for help, in one's eyes亮点句式:Why引导的表语从句( why she deserves our respect)

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