assorted
a. 1.各種各樣的，混雜的，什錦的
A: I received assurances that I would get help.
B: And did they come through?
assurance
n. 1.把握，信心;2.保證，表示保證(或鼓勵(lì)、安慰)的話;3.(人壽)保險(xiǎn)
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. 氣喘，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. 宇航員
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. 天文學(xué)
A: They are closing down the local asylum .
B: It is about time, the care facilities there were terrible.
asylum
n. 1.庇護(hù)，政治避難;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. 地圖集
A: Is attendance at the lecture absolutely necessary?
B: Well, if you want to get credit for this course it is.
attendance
n. 1.出席人數(shù);2.出席，參加，出席次數(shù);3.護(hù)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. 服務(wù)人員，侍者，隨從
a. 伴隨的，隨之而產(chǎn)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. 閣樓
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. 拍賣
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. 審計(jì)，檢查(帳目)
A: Are all the accounts from your business in order?
B: No, the auditor still needs to check them.
auditor
n. 審計(jì)員，稽核員
A: Where will the classical concert be held?
B: In the main auditorium
auditorium
n. 1.觀眾席，聽(tīng)眾席;2.禮堂，會(huì)堂
A: He is suffering from an auditory infection.
B: I hope he recovers soon.
auditory
a. 聽(tīng)覺(jué)的，聽(tīng)覺(jué)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. 擴(kuò)大，增加，提高
A: I attended a memorial service last night.
B: It must have a very austere occasion.
austere
a. 1.樸素的，無(wú)裝飾的;2.嚴(yán)峻的，一絲不茍的;3.十分簡(jiǎn)樸的，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.權(quán)威性的，可信的;2.專斷的，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. 授權(quán)，批準(zhǔn)
A: What are you reading?
B: Nelson Mandela’s autobiography , I highly recommend it.