1.graduate用作动词表示“从…毕业”用from,表示某科的毕业生用in,表示所获学位或成绩情况多用as或with。
2.graduate为非延续性动词,现在完成时的肯定式不与表示一段时间的状语连用。

graduate from(v.+prep.)
1.从…毕业complete an educational course from
▲graduate from sth
He graduated from Taipei University.他毕业于台北大学。
▲be graduated from sth
He was graduated from a normal college.他是一个师范学院的毕业生。
2.进步,进展make progress; move on (from sth easy or basic) to sth more difficult or important
▲graduate from...to...
Our son has just graduated from a tricycle to a proper bicycle.我们的儿子刚刚从骑三轮车过渡到骑普通自行车了。

用作不及物动词
▲S+～(+A)
He graduated at Oxford.他毕业于牛津大学。
It is three years since he graduated.他毕业三年了。
She graduated with honors.她以优异成绩毕业。
She graduated in Japanese.她日文系毕业了。
She graduated as MA in philosophy in 1980.她1980年毕业,获哲学硕士学位。
用作及物动词
▲S+～+n./pron.
The university graduated 1500 students last year.该大学去年有1500位学生毕业。

［同义词］ adj. postgraduate n. holder of a degree v. complete one's studies, receive a degree
［反义词］ adj. undergraduate n. dropout v. drop out of
［词源］＜中古拉丁语graduari(获得学位)

graduate在美式英语中可指任何学校的毕业生,在英式英语中只指大学毕业生,尤指学士学位获得者。

He was a college graduate.他是个大学毕业生。
He is a graduate in medical science.他是医学系毕业生。
Graduates from our school are working all over the island.我们学校的毕业生在全岛各地工作。
80 percent of Negro high school graduates are unemployed.黑人高中毕业生中的80%都失业。

用作定语
▲～+n.
She is a graduate nurse.她是护士学院的毕业生。
The teacher is taking a graduate course in mathematics.这位老师正在修一门研究生的数学课程。
Tom is a graduate student in physics.汤姆是个物理学研究生。