2.a (Emotional memory is the memory that an individual has experienced emotions or emotions)
3.c (compulsory education is also called compulsory education)
4, C (appeared in the late slave society)
5A (Xue Ji also put forward the view that teachers should be strict before respecting).
6C
7C
8D
9C
10C
I have memorized this for half a year, hehe.