有历史学家说:“中国的政治统一完成于秦始皇,而中国的文化统一完成于汉武帝。”

请回答:

某一种或几种物质的水溶液中，可能含有以下几种离子：K⁺、Cl^﹣、Ca²⁺、Ba²⁺、SO₄^2﹣、CO₃^2﹣．现取两份100mL溶液进行如下实验：（1）第一份加入AgNO₃溶液有沉淀产生．（2）第二份加足量的Ba（NO₃）₂溶液，有白色沉淀产生，再加入过量的稀硝酸，沉淀部分溶解．根据上述实验，以下推测正确的是（　　）

    China is a country with a rich culture in calligraphy(书法).1computers are everywhere in our life, Chinese people should not2the skill of writing with hands.

    Now the computer can help people to write. People are3computers more often than before. So many people are forgetting how to4Chinese characters(汉字). People often make a lot of mistakes in handwriting.

    Today, China is trying to help students and teachers to5their handwriting. We6that teachers can write well_7the blackboard and students can write well on their exercise books, too. Teachers should make their teaching plans and students should_8their homework by writing with their9. We are sure our handwriting can become10and better in this way.

“无论您的五官会跳舞还是脖子会唱歌，只要您肯秀出绝活，就有机会登上《我要上春晚》的舞台。只要您身怀才艺，富有创意，拥有梦想，您就是我们要找的人！”这则“开门办春晚”的广告内容，从文化生活角度看，强调了（    ）