Jane was very angry with her pet dog and she wanted to make it ____ (appear) right away.
构建知识结构示意图能够有效地帮助我们记忆、理解历史知识。李明同学在整理课堂笔记后提炼出下面的知识提纲,由此我们可以判断他正在学习探究的主题是( )