I graduated from xx university for my first degree.
OR I graduated from xx university for my undergraduate degree.
在国外本科教育是他们拿到的第一个学位所以可以说成是FIRST DEGREE
UNDERGRADUATE 就是就是学士的意思
就读可以直接说成是
i am studying in
而
i am a graduate of、i am graduated from/i got my bachelor's degree
的意思就是,我是某所大学的毕业生,而不是正就读于哪了,意思就有所偏差了。
我本科就读于xx大学
My
undergraduate
study
in
xx
university
我本科就读于xx大学
My
undergraduate
study
in
xx
university
I am studying in XXXX university.
I have been a graduate at XX university