u

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

unable / incapable


1	unable은 명사 앞에 사용될 수 없고 be unable to do something의 형태로 ...할 수 없다 라는 의미로 사용된다.
1)	A newborn baby is unable to talk.
2)	He is unable to walk because of a bad knee.
3)	I was unable to answer his question.
4)	He is unable to do the job for lack of experience.
5)	He's unable to swim
6)	Ben was unable to get out of bed for four days.
7)	He was unable to sleep at night because of his anxiety.
8)	Many people were unable to read or write.
9)	We were unable to afford the entrance fee.

2	incapable of 의 형태로 ...할 수 없는, 무능력한, 쓸모 없는, ...될 수 없는 의 의미로 사용된다.
1)	Our small garage is incapable of holding three cars.
2)	He is incapable of adding 2 + 2.
3)	He seemed incapable of understanding the simplest requests.
4)	We cannot afford to hire incapable workers.
5)	I felt incapable of playing such difficult piano music.
6)	Gold is incapable of rusting.
7)	She is an elderly woman who is physically incapable of caring for herself.
8)	The present leaders seem incapable of improving the situation.

He is unable to walk because
of a bad knee.

Our small garage
is incapable of holding three cars.

The present leaders seem incapable
of improving
the situation.