问题
选择题
下图表示的是身边一些物质在常温下的近似pH，有关这些物质的比较和判断正确的是（ ）
A．柠檬的酸性比橘子弱
B．橘子汁显碱性
C．草木灰水的碱性最强
D．萝卜显中性
答案
答案：C
搜题请搜索小程序“爱下问搜题”
下图表示的是身边一些物质在常温下的近似pH，有关这些物质的比较和判断正确的是（ ）
A．柠檬的酸性比橘子弱
B．橘子汁显碱性
C．草木灰水的碱性最强
D．萝卜显中性
答案：C
| 完形填空。 | |||
| A generous gap (代沟) has become a serious problem. I read a 1 about it in the newspaper. Some children have killed themselves after 2 with parents. I think this is because they don't often have a talk with each other. Parents now 3 more time in the office, 4 they don't have much time to stay with their children. As time passes, they both feel that they don't have the 5 topic (题目) to talk about. I want to tell parents to be more with your 6 , get to know them and 7 them. And for children, show your 8 to your parents. They are the people who love you. So 9 them your thoughts. In this way, you 10 have a better understanding of each other. | |||
|