He became a duke（公爵） on the death of his father.中的on是什么用法?这里的on什么用法?能再举个例子么

He became a duke（公爵） on the death of his father.中的on是什么用法?这里的on什么用法?能再举个例子么 Duke 公爵 黑色斗士铱金笔 美利达Merida 公爵 DUKE这辆车怎么样.价格1898.我想买. 威廉公爵用英语怎么表达是william duke还是duke of william? He became a manager in 1990.画线部分提问（in 1990.） —— did he became a manager? .Mr.Duke has worked in the company ________ he came to New York.A.when 谁会这个组词成句?（英语的）became,then,a,taikonaut,first,a,pilot,became,Yang Liwei,he. 什么是公爵duke啊?相当于中国的什么级别的官员? _____ (late), he became a doctor He became a teacher 的句式结构 翻译how did he became a teacher he became a dancer when he was 25 years old（改为同义句）he became a dancer___ ___ ___ ___25. He became a college student when he was 18 years old(改为同义句） he became a bus driver.这句话可以说成he has became a bus driver吗? He became a bit angrily,还是angry?He became a bit angrily/angry. 英语翻译（ ）（ ） （ ）（ ）his mother ,he became a writer. He became a successful man(改成疑问句） I like playing basketball.改成否定句. It's five years since he became a football player(改为同义句）