小明每天练字3小时，每个小时练25个字。9天一共可以练多少个字？

增加：在缺词处加个漏字符号（），并在其下面写出该加的词。

删除：把多余的词用斜线（\）划掉。

修改：在错的词下划一横线，并在该词下面写出修改后的词。

注意：1）每处错误及其修改均仅限一词；

2）只允许修改10处，多者（从第11处起）不计分。

    China is an ancient civilization with culture dated back more than 4,000 year. Basic elements for a modern world such as paper, gunpowder, or the magnetic compass originated in China.

    Today, China is again at the forefront of the world, with Chinese goods reaching all parts of the world. The Chinese culture have also fascinated many people. In the Shaolin Monasteries or the Forbidden City of Beijing, China has its unique art and architecture that what draw thousands of visitors every year. The Chinese food is equal popular around the world and it is loved by many non-Chinese. In China, the food can be found in great varieties and was different region to region. So join we and experience all these.

下列关于仪器用途的叙述，不正确的是

九年级学生李明上学途中，发现公路旁边悬挂了一条红底黄字的标语“建设富强、明主、文明、和谐的社会主义现代化国家”，李明会心一笑，决定晚上回家给市人大发一封电子邮件，指出其中的问题。