题目

第二节 ： 书面表达（满分12分） 请根据下表内容提示，以“The Way to keep Healthy为题写一篇如何保持健康的说明文。 字数: 100字左右 四要四不要 1.要多吃水果和蔬菜1.不要吃太多的脂肪、糖果和盐 2.要有足够的睡眠2.不要喝太多的咖啡 3.要多锻炼3.不要抽烟、饮酒 4.要多用脑4.不要太劳累 答案： one possible version：                    The Way to keep Healthy It’s very important for us to keep healthy in our everyday life. But how?  Here are some pieces of advice for you to follow.  First you should have a healthy diet. It’s necessary to eat enough fresh fruit and vegetables, because they have all kinds of vitamins that you need every day. But do not eat too mu下列化学反应ΔH的数值中，表示放热最多的是A．NaOH(aq)＋HCl(aq)＝NaCl(aq )＋H2O(l)；△H1 B．NaOH(aq)＋1/2H2SO4(aq)＝1/2Na2SO4(aq)＋H2O(l)；△H2 C．CH3COOH(aq)＋NaOH(aq)＝CH3COONa (aq )＋H2O(l)；△H3 D．NaOH(aq)＋1/2H2SO4(浓)＝1/2Na2SO4(aq)＋H2O(l)；△H4