B: I’m sorry. I’ll wash them now.
upset
vt. 1。使心烦意乱，使苦恼，使不适；2。打乱，搅乱；3。打翻，弄翻
n. 1。翻倒，搅乱，不安；2。（肠胃等）不适
a. 1。心烦的，苦恼的；2。（肠胃等）不适的
A: I’d like an up-to-date report on his schoolwork.
B: He is keeping up with homework assignment, doing well on tests, and seems very eager to learn.
up-to-date
a. 1。现代化的，最新的；2。跟上时代的
A: Why are there so many construction trucks on this road?
B: At the other end of the road there is an urban housing development being built.
urban
a. 城市的
A: I urge all of you to vote in this next election.
B: I certainly will. I want my voice to be heard.
urge
vt. 1。鼓励，极力；2。竭力主张，强烈要求；3。催促，力劝
n. 强烈的欲望，迫切的要求
A: It is urgent that you attend to that cut on your knee.
B: Do you have a first aid kit?
urgent
a. 急迫的，紧要的
A: There is a big controversy over the proper usage of that word.
B: Well, I think I’ll avoid using it until they get the controversy worded out.
usage
n. 1。使用，用法；2。惯用法
A: This beginner’s textbook is useless .
B: Maybe for you , but I’m sure that someone at a lower level might find it useful.
useless
a. 无用的，无价值的，无效的
A: Who is the primary user of this computer?
B: David is the one who uses it the most.
user
n. 用户，使用者
A: Our utility bills have gone sky high this month!
B: We should try to use less electricity.
utility
n. 1。功用，效用；2。[常pl.]公用事业
A: If we better utilized her skills, I think we would get better results.
B: The problem is that we can only pay her part time.
utilize
vt. 利用
A: I would like your utmost attention for this performance.
B: Okay, I’ll try to stay focused.
utmost
a. 极度的，最大的
n. 极限，极度，最大可能
do one’s utmost 竭力，尽全力
A: The disorganized lecture left the audience in utter confusion.
B: Was it that bad?
utter
vt. 发出（声音），说
a. 完全的，彻底的，绝对的