上high place; high grade or high quality
上学go to school; begin primary school
上课attend a class; conduct a class
不not; used to reply in the negative
个used before nouns without fixed measure words of their own; used between a verb and its object
中学生high-school/middle-school student
兄elder brother; elder male relative of the same generation
午noon; the seventh of the twelve Earthly Branches
去depart; be apart from in space or time
商Shang Dynasty , founded by Tang; businessman
女nü in ancient Chinese astronomy); female
小学生primary pupil; small/little boy
律ancient Chinese standards of setting the pitch; law
独single; old people without offspring
秘mysterious; keep something secret
秘书secretary; duties of a secretary
课examine; learn or give a lecture