教学实习

例句：

1. 1. The teacher gave a detailed explanation of the problem.
   老师详细解释了这个问题。
2. 2. She is an excellent teacher and has been teaching for over 30 years.
   她是一位出色的教师，已经教了30多年。
3. 3.Many students find it difficult to learn new concepts in their first year of university.
   许多学生发现，在大学的第一年学习新概念很困难。