professor

pack / package / packet

pants / panties

password / PIN

past / passed

people / person

percent / percentage

picture / painting / drawing / sketch / portrait / photo

place / room / space / anywhere / somewhere
　

produce / product

professor / instructor

propose / suggest / Let's.. / Why don't..

punctuation

put / set / lay


	professor / instructor

A.	대학에서 가르치는 선생님들은 거의 professor(교수)라고 불려진다. 교수에는 assistant professor(조교수), associate professor(부교수), full professor(정교수)가 있다.
1.	Who is your economics professor?
2.	Professor Paterson will give the keynote address.
3.	Professor Black will be teaching the European Literature course.
4.	She is a professor of English at Cornell University.

B.	대학에서 instructor는 주로 박사학위가 없는 시간 강사를 의미한다.
1.	Who is your chemistry instructor?
2.	When she completes her Ph.D., her title will change from instructor to assistant professor.

Professor Paterson will give the keynote address.

Who is your chemistry instructor?