update-upgrade

unable / incapable

uncertain / unsettled

understandable understanding

unimportant / petty / trifling

university / college

unkind / mean / nasty

unless / if...not

until / to / up to /
as far as

update / upgrade /
up-to-date /
up-to-the-minute

upside down /
inside out / backward

U.S.A. / U.S. / America / the States

usage / use

used to / would


	update / upgrade / up-to-date / up-to-the-minute

A.	update는 최신의 것으로 하다, 갱신하다, (통장) 정리하다 라는 의미로 사용된다.
1.	The dictionary is updated often.
2.	Could I get my checking account bankbook updated?
3.	The TV updated a news story on the bad storm coming to our area.
4.	The immigration information booklet is updated yearly.

B.	upgrade는 질을 높이다, 승격시키다 라는 의미로 사용된다.
1.	The company upgraded its computer system by buying new software.
2.	My computer needs upgrading.
3.	The airline upgraded my seat from coach to business class.

C.	up-to-date는 형용사로 최근의, 최신의 라는 의미로 사용된다.
1.	Do you have an up-to-date train schedule?
2.	I am doing my best to keep up-to-date.
3.	I keep my address book up-to-date.
4.	All my work is up-to-date.
5.	Our business has the most up-to-date equipment.
6.	I am more up-to-date than you.

D.	up-to-the-minute는 형용사로 극히 최신의, 최신식의 라는 의미로 up-to-date를 강조한다
1.	I saw an up-to-the-minute news report on TV.

The dictionary is updated often.

The airline upgraded my seat from coach
to business class.

All my work is
up-to-date.