化学新教材 (人教版 ,试验修订本 )自 1 997年在天津、山西、江西三省 (市 )经过三年试用 ,进一步修订 ,从 2 0 0 0年开始陆续在全国各地推广。教材分必修与选修两类共四册 ,分别为侧重理科 (化学Ⅰ )与文科 (化学Ⅱ )的同学选用。高中各年级化学教材的设置见表 1。表 1　高中 The new chemistry textbook (PEP edition, experimental revision) has been undergoing three years of trials in Tianjin, Shanxi, and Jiangxi provinces in 1997 and has been further revised. It has been gradually introduced throughout the country since 2000. There are two volumes of compulsory and elective textbooks in four volumes, which are selected by students with a focus on science (Chemistry I) and liberal arts (Chemistry II). The setting of chemistry textbooks for senior high school grades is shown in Table 1. Table 1 High school