A: I heard that Ted was arrested for arson .
B: Yeah, he set the local school on fire.
arson
n.纵火(罪)
A: Don’t eat so many fatty foods, they will block your arteries .
B: But they are the foods that I like the best.
artery
n.1.动脉 ；2.干线，要道
A: I find Paul difficult to understand.
B: That is because he does not articulate his words very clearly.
articulate
a.1.善于表达的，发音清晰的 ；2.表达得清楚有力的
vt.1.明确有力地表达；2.清晰地吐(字)，清晰地发(音)
A: The army has amassed a huge amount of artillery .
B: Let’s hope they don’t have to use it.
artillery
n.1.火炮，大炮 ；2.炮兵(部队)
A: Do you think that we ascend into heaven when we die?
B: I am not sure. I am still undecided.
ascend
vi.渐渐上升，升高
vt.攀登，登上
A: I couldn’t ascertain whether he was joking or serious.
B: Don’t worry, he has a strange sense of humor.
ascertain
vt.查明，弄清，确定
A: Your father ascribed beauty and intelligence to you.
B: Thanks for the compliment.
ascribe
vt.1.(to)把...归因于；2.把...归属于www.Ｅxamda.CoM
A: The man’s body came ashore five days after he went missing from the ship.
B: Oh, how terrible, that must have been the one that was found on the beach yesterday.
ashore
ad.在岸上，上岸
A: It is my aspiration to become a doctor.
B: Well, if you stick to your goals I am sure you can do it.
aspiration
n.强烈的愿望，志向，抱负
A: I do not think I have achieved enough yet.
B: Well, if you always aspire to do your best then you will not be unhappy.
aspire
vi.渴望，追求，有志于
A: Is that a donkey or an ass ?
B: Neither, it is a small horse.
ass
n.1.笨蛋，傻瓜 ;2.驴
A: Did you hear that there was an attempted assassination on the president?
B: Yes, but it was not true, somebody was spreading rumours.
assassination
n.刺杀，暗杀
A: We were warned about the risk of assault in the city.
B: Good, it is always better to be aware of the dangers.
assault
vt.(武力或口头上的)攻击，袭击
A: He asserted his points strongly during the debate.
B: Why didn’t he win it then?
assert
vt.1.肯定地说，断言 2.维护，坚持
A: I think that guy is too rude.
B: Really, I think he is just trying to assert himself .
assert oneself
坚持自己的权利，显示自己的权威
A: I think that the new student has assimilated well into his new environment.
B: Perhaps, but he does not seem to have many friends.
assimilate
vt. 1.吸收，消化；2.使同化
vi. 1.被吸收，被消化；2.被同化
A: I gave Linda an assorted box of sweets for her birthday.
B: Did you not know that chocolates were her favourite?
assorted
a. 1.各种各样的，混杂的，什锦的
A: I received assurances that I would get help.
B: And did they come through?
assurance
n. 1.把握，信心；2.保证，表示保证（或鼓励、安慰）的话；3.（人寿）保险
A: I am not able to run fast because I suffer from asthma .
B: Don’t worry, I can’t run fast either because I am unfit!
asthma
n. 气喘，哮喘
A: It is my dream to be an astronaut one day.
B: I too would love to see the earth from space.
astronaut
n. 宇航员
A: I am going to visit the new astronomy research centre in town tonight, would you like to join me?
B: I’d love too, is there a good telescope to view the stars with?
astronomy
n. 天文学
A: They are closing down the local asylum .
B: It is about time, the care facilities there were terrible.
asylum
n. 1.庇护，政治避难；2.精神病院
A: Do you have an atlas ? I want to check where and in which ocean the Tongan Islands are.
B: No, I don’t have one, but I think that they are in the Pacific.
atlas
n. 地图集
A: Is attendance at the lecture absolutely necessary?
B: Well, if you want to get credit for this course it is.
attendance
n. 1.出席人数；2.出席，参加，出席次数；3.护理，照料
A: I lost my wallet at the cinema yesterday.
B: Did you ask the attendant on duty if it was found?
attendant
n. 服务人员，侍者，随从
a. 伴随的，随之而产生的
A: The box of old photos that you are looking for is in the attic .
B: On the right or left hand side?
attic
n. 阁楼
A: The auction will be held at 3pm on Saturday.
B: Good, I’d like to set a starting price of one hundred dollars for my table.
auction
n./vt. 拍卖
A: Even though I’m not registered in this department, will it be alright if I audit your classes?
B: It is fine with me, but it is best to check with the department first.
audit
vt. 审计，检查（帐目）
A: Are all the accounts from your business in order?
B: No, the auditor still needs to check them.
auditor
n. 审计员，稽核员
A: Where will the classical concert be held?
B: In the main auditorium
auditorium
n. 1.观众席，听众席；2.礼堂，会堂
A: He is suffering from an auditory infection.
B: I hope he recovers soon.
auditory
a. 听觉的，听觉器官的
A: My salary will be augmented with the aid of extra hours.
B: Great, but don’t work too hard.
augment
vt. 扩大，增加，提高
A: I attended a memorial service last night.
B: It must have a very austere occasion.
austere
a. 1.朴素的，无装饰的；2.严峻的，一丝不苟的；3.十分简朴的，苦行的
A: Are you jeans authentic ?
B: No, they are just cheap copies of the original brand.
authentic
a. 1.真的，真正的；2.可靠的，可信的
A: John has such an authoritative voice. It is frightening.
B: I find him scary at times also.
authoritative
a. 1.权威性的，可信的；2.专断的，命令式的
A: Stop! You are not authorized to enter this section of the building.
B: Oh, I’m sorry, I didn’t realize that I needed special permission.
authorize
vt. 授权，批准
A: What are you reading?
B: Nelson Mandela’s autobiography , I highly recommend it.
autobiography
n. 自传
A: Is that dog over there real?
B: No, I think that it is just an automation
automation
n. 自动化（技术），自动操作
A: I am moving to an autonomous region of the country.
B: Gosh, that will be an interesting experience.
autonomous
a. 1.自治的；2.独立自主的
A: You are very independent.
B: My autonomy is protected by the law.
autonomy
n. 1.自治，自治权；2.人身自由，自主权
A: Where you able to get through to the ticket office when you telephoned?
B: I tried several times, but to no avail.
avail
n. [一般用于否定句或疑问句中] 效用，利益，帮助
A: What was the film about?
B: A guy trying to avenge the killing of his brother. It was quite violent.
avenge
vt. 1.为…复仇，报…之仇；2.(on)向…报仇
A: Let’s turn left down the next road.
B: Good idea, that way we can avert the traffic jam.
avert
vt. 1.防止，避免；2.转移（目光、注意力等）
A: I heard that the national aviation company owes a lot of money to the government.
B: Well, it must be because of the price of new planes.
aviation
n. 1.航空，航空学；2.飞机制造业
A: I was filled with awe when I watched the sun rise this morning.
B: It is a shame that I missed it, I was still in bed.
awe
n. 敬畏，惊惧
vt. 使敬畏，使惊惧
be / stand in awe of 敬畏
A: At what speed does the earth spin on its axis ?
B: I am not quite sure, you should check in your textbook.http://ks.examda.com
axis
n. 1.轴，轴线，中心线；2.坐标轴，基准线