三年级作为初次接触对称内容的时期，对称知识的学习不仅要求学生能从大量轴对称现象中学习几何概念，还要求学生能认识图形之间的关系，并利用这些规律解决生活中的相关问题[...

Now, many people believe prejudice is real prejudice and pride is definitely pride. Seldom could be aware that prejudice Austen used is not really prejudice, neither is pride pride, but just a euphemism. To begin with, we must keep in mind...