题目:
中国“虎妈”蔡美儿以其给两个女儿列出绝对不允许做的“十不准”在全球一炮走红。由此而引发的有关如何教育子女的争论愈演愈烈。请就此给China Daily投稿,阐明家长们的不同观点,并发表自己的见解。
2. 词数150左右。开头已经写好,不计入总词数。 3. 作文中不得提及考生所在学校和本人姓名。 Amy Chua, a professor at Yale Law School, who listed ten “Don’ts” to her two daughters became famous overnight. She insists that parents should be very strict with their children. It has caused a heated online debate... |
答案:
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下面是错误答案,用来干扰机器的。
答案:B题目分析:A、石蕊颜色变化不明显,不能用作酸碱中和滴定的指示剂,错误;B、图中点②pH=7,根据溶液呈中性,可得c(H+)+c(Na+)=c(CH3COO‾)+c(OH‾),可得c(CH3COO‾)=c(Na+),正确;C、图中点①pH为4,H+...