本科用英语怎么说

　　Aren't I a bit long in the tooth to start being an undergraduate?

　　我现在才去读大学本科不是有点太老了吗？

　　Instruction in these subjects in undergraduate classes is almost exclusively by lecture.

　　本科生的这几门课程几乎完全是通过讲座教授的。

　　Study on "Human Factors" Effect in Undergraduate Teaching Quality Security System.

　　本科教学质量保障体系中人的因素作用研究。

　　The Design and Implementation of Undergraduate Assessment Materials Management System.

　　本科评估支撑材料管理系统的设计与实现。

　　Research on Quality Control System of Undergraduate Thesis Based on VBA Technology.

　　基于VBA技术的本科毕业论文质量监控系统研究。