Ps: Read the letter cards in rising tone and falling tone. When they read the capital letters, they stand up. When they read the small letters, they sit down.

• 以“读大写，起立：读小写，坐下”的形式，使学生机械性朗读的过程变得有趣，学生在辨别字母大小写形式的同时，快速反应能力也得到了锻炼。