Z20名校联盟(浙江省名校新高考研究联盟)2023届高三第二次联考化学试卷答案(更新中)

Z20名校联盟(浙江省名校新高考研究联盟)2023届高三第二次联考化学试卷答案(更新中)，目前我们已经整理了Z20名校联盟(浙江省名校新高考研究联盟)2023届高三第二次联考化学试卷答案(更新中)的各科答案和试卷，更多试卷答案请关注本答案网。

17.【答案】(1)(2)27【解析】(1)由题意可得sinA=√5×十c2-a2bc2分有sinA=√3c0sA,…4分得tanA=√3，……5分又由0

第一节（满分15分）【参考范文】Dear James,How is everything going?It's my great privilege to record a short video about my campus lifefor your classmates.I'm writing to tell you what will be included in the video.First of all,as a student,taking different classes is my daily routine,so I would like to recorda scene focusing on one of my Chinese classes to show my academic life and Chinese culture.Inaddition,a wide variety of extra-curricular activities are held every day in my school and thereforeshowing my after-school activities is also in my plan,from which your classmates can learn thediversity of Chinese high school life.I wish such a video could live up to your expectations.If there is anything that needsimproving,please don't hesitate to tell me.Looking forward to your reply.Yours,Li Hua