题目

阅读下面材料，在空白处填入适当的内容（1 个单词）或括号内单词的正确形式。将答案填写在答题纸的相应位置。Now I 【1】 (read) an article about Kevin Richardson. He is a South African animal behaviour scientist 【2】 has spent many years【3】 (live) with lions in an animal reserve. He has created such love and trust with the lions 【4】 he 【5】 (consider) to be one of the family. Kevin never 【6】 (worry) about the danger【7】 being so close to the lions, though if you watch him lie down with three or four huge lions, you wonder if may琥珀酸二乙酯的键线式结构如图所示。下列关于它的说法不正确的是A.该物质的化学式为C3H14O4 B.该物质不溶于水C.琥珀酸是丁二酸D.琥珀酸二乙酯在NaOH溶液反应，1mol该物质可以得到2mol乙醇和1mol琥珀酸