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一．选择题（每小题只有一个选项符合题意）1．1998年山西朔州发生假酒案，假酒中严重超标的有毒成份主要是（A）CH2OH（B）CH3OH|CHOH|CH2OH（C）CH3COOCH2CH3（D）CH3COOH2．向下列溶液滴加稀硫酸，生成白色沉淀，继续滴加稀硫酸，沉淀又溶解的是（A）Na2SiO3（B）BaCl2（C）
one. Multiple-choice questions (only one option for each question fits the question) 1. In 1998, there was a fake wine case in Shuozhou, Shanxi Province. The most toxic ingredients in the fake wine were mainly (A)CH2OH(B)CH3OH|CHOH|CH2OH(C) CH3COOCH2CH3(D)CH3COOH2. Dilute sulfuric acid was added dropwise to the following solution to form a white precipitate. Dilute sulfuric acid was continuously added dropwise. The precipitated and dissolved solution was (A)Na2SiO3(B)BaCl2(C).