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。Mandarin(普通话) Chinese is the most【1】 (use) non-European language for children to learn, UK parents believe. It would boost(促进) their children’s career prospects (前景), according to 51% of parents, while 56% felt it would open their children's minds【2】 an “exciting and dynamic culture”. Arabic and Japanese, 【3】 were both picked by 14% of parents, were the other key non-European languages. The figures were gained after 1, 138 UK adults with children aged under 18 下列反应属于中和反应的是（　　） A、Fe（OH）3+3HCl=FeCl3+3H2OB、CO2+Ca（OH）2=CaCO3↓+H2OC、CuO+2HCl=CuCl2+2H2OD、NaOH+CuSO4=Na2SO4+Cu（OH）2↓