1) She is a junior high school student.
她是个国中生。
2) She is an old China hand.
她是一个中国通。
3) She is a high school student.
她是高中生。
4) She's a model student.
她是个模范学生。
5) She was a straight-A student.
她是个全优生。
6) She's a practising doctor.
她是个执业医生。
参考词条