【单选题】
The car industry in Britain in mostly .
A. A. foreign-owned
B. B. state-owned
C. C. joint-venture
D. D. privately-owned
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相关试题
【单选题】
Of the following sectors in Britain, has experienced spectacular growth since the end of Word War II.
A. A. agriculture
B. B. energy industry
C. C. service industry
D. D. manufacturing industry
【单选题】
Samuel Johnson’s dictionary was influential in establishing a standard form of .
A. A. grammar
B. B. handwriting
C. C. spelling
D. D. pronunciation
【单选题】
At present, nearly of the world’s population communicate in English.
A. A. half
B. B. a quarter
C. C. one third
D. D. one fifth
【单选题】
The attack on Rome ended the Roman occupation in Britain in 410.
A. A. Norman
B. B. Danish
C. C. Celtic
D. D. Germanic
【单选题】
By the late 7th century, became the dominant religion in England.
A. A. Celtic Christianity
B. B. Anglo-Saxon Christianity
C. C. Germanic Christianity
D. D. Roman Christianity
【单选题】
Westminster Abbey was built at the time of .
A. A. St. Augustine
B. B. Edward the Confessor
C. C. William the Conqueror
D. D. Alfred the Great
【单选题】
The marked the establishment of feudalism in England.
A. A. Viking invasion
B. B. signing of the Magna Carta
C. C. Norman Conquest
D. D. Adoption of common law
【单选题】
The end of the Wars of the Roses led to the rule of .
A. A. the House of Valois
B. B. the House of York
C. C. the House of Tudor
D. D. the House of Lancaster
【单选题】
The direct cause for the Religious Reformation was King Henry VIII’s effort to .
A. A. divorce his wife
B. B. break with Rome
C. C. support the Protestants
D. D. declare his supreme power over the church
【单选题】
The English Civil War broke out in 1642 between .
A. A. Protestants and Puritans
B. B. Royalists and Parliamentarians
C. C. nobles and peasants
D. D. aristocrats and Christians
【单选题】
was passed after the Glorious Revolution.
A. A. Bill of Rights
B. B. Act of Supremacy
C. C. Provisions of Oxford
D. D. Magna Carta
【单选题】
The Industrial Revolution was aThe Industrial Revolution was accomplished in Britain by the middle of the century.
A. A. 17th
B. B. 18th
C. C. 19th
D. D. 20th
【单选题】
Britain faced strong challenges in its global imperial dominance by the beginning of the century.
A. A. 17th
B. B. 18th
C. C. 19th
D. D. 20th
【单选题】
As a revising chamber, the House of Lords is expected to the House of Commons.
A. A. rival
B. B. complement
C. C. criticize
D. D. inspect
【单选题】
The British government is characterized by a division of powers between three of the following branches with the exception of the .
A. A. judiciary
B. B. legislature
C. C. monarchy
D. D. executive
【单选题】
The importance of the British monarchy can be seen in its effect on .
A. A. passing the bills
B. B. advising the government
C. C. political parties
D. D. public attitude
【单选题】
British Cabinet works on the principle of .
A. A. collective responsibility
B. B. individual responsibility
C. C. defending the collectivism
D. D. defending the individuals
【单选题】
The main duty of the British Privy Council is to .
A. A. make decisions
B. B. give advice
C. C. pass bills
D. D. supervise the Cabinet
【单选题】
is the first African-American winner of the Nobel Prize for Literature.
A. A.Ralph Ellison
B. B. Tony Morrison
C. C. Richard Wright
D. D. James Baldwin
【单选题】
Of the following writers, is Not a Nobel Prize winner.
A. A. Alice Walker
B. B. Ernest Hemingway
C. C. William Faulkner
D. D. Eugene O’Neil
【单选题】
Of the following books, is NOT written by Ernest Hemingway.
A. A. The Sun Also Rises
B. B. The Sound and the Fury
C. C. A Farewell to Arms
D. D. For Whom the Bell Tolls
【单选题】
F. Scott Fitzgerald’s finest novel is , and its theme is about
A. A. The Great Gatsby, the American Dream
B. B. Tender is the Night, love
C. C. Tales of the Jazz Age, the loss of oneself
D. D. The Beautiful and the Damned, the evil of human nature
【单选题】
Of the following writers, is NOT included in the group of naturalists.
A. A. Stephen Crane
B. B. Frank Norris
C. C. Theodore Dreiser
D. D. Herman Melville
【单选题】
Of the following, is NOT characteristic of Mark Twain’s works.
A. A. colloquial speech
B. B. a sense of humor
C. C. a realistic view
D. D. an idealistic view
【单选题】
Of the following, is considered Herman Melville’s masterpiece.
A. A. The Last of the Mohicans
B. B. The Legend of Sleepy Hollow
C. C. Moby Dick
D. D. Daisy Miller
【单选题】
Of the following, is NOT Nathaniel Hawthorne’s work.
A. A. The Scarlet Letter
B. B. The House of the Seven Gables
C. C. The Marble Faun
D. D. Nature
【单选题】
is regarded as “the father of American literature”.
A. A. James Fennimore Cooper
B. B. Ralph Waldo
C. C. Thomas Jefferson
D. D. Washington Irving
【单选题】
Of the following writers, are from the Colonial and Revolutionary Periods.
A. A. Benjamin Franklin & Edgar Ellen Poe
B. B. Edgar Ellen Poe & Jonathan Edwards
C. C. Benjamin Franklin & Jonathan Edwards
D. D. Edgar Ellen Poe & Washington Irving
【单选题】
The National Day of the United States falls on .
A. A. June 4th
B. B. July 4th
C. C. June 14th
D. D. July 14th
【单选题】
Of the following, is NOT among the three major radio and TV networks in America.
A. A. the National Broadcasting System (NBS)
B. B. the Public Broadcasting Service (PBS)
C. C. the Columbia Broadcasting System (CBS)
D. D. the American Broadcasting System (ABS)
【单选题】
is sold especially to the upper or upper-middle class and it has a reputation for its serious attitude and great bulk.
A. A. The Washington Post
B. B. The New York Times
C. C. Los Angeles Times
D. D. New York Daily News
【单选题】
Of the following universities, has NOT cultivated any American President yet.
A. A. Harvard University
B. B. Massachusetts Institute of Technology
C. C. Princeton University
D. D. Yale University
【单选题】
To get a bachelor’s degree, all undergraduate students are required to do the following except .
A. A. attending lectures and completing assignments
B. B. passing examinations
C. C. working for communities
D. D. earning a certain number of credits
【单选题】
Of the following, is NOT the responsibility of the board of trustees in U. S. institutions.
A. A. choosing the president
B. B. establishing policies for administrators and faculty
C. C. approving budget and other financial project
D. D. decide which student to enroll
【单选题】
Of the following, are NOT among the categories of American higher education.
A. A. universities and colleges
B. B. research institutions
C. C. technical institutions
D. D. community colleges
【单选题】
Higher education in the United States began with the founding of
A. A. Yale University
B. B. Harvard University
C. C. Princeton University
D. D. New York University
【单选题】
Of the following subjects, are NOT offered to elementary school students.
A. A. mathematics and languages
B. B. politics and business education
C. C. science and social studies
D. D. music and physical education
【单选题】
Formal education in the United States consists of , secondary and higher education.
A. A. kindergarten
B. B. public
C. C. elementary
D. D. private
【单选题】
At present, U. S. exports account for of the world’s total.
A. A. 10%
B. B. 15%
C. C. 20%
D. D. 25%
【单选题】
is not one of the three giants in American automobile industry.
A. A. Ford
B. B. General Motors
C. C. Chrysler
D. D. American Motors
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划线平台又称划线平板，用铸铁制成，它的上平面经过精刨或刮削，是划线的___平面。 （难）
【单选题】
9、（ ）锯条适用于锯割硬材料及管子或薄材料。（中）
【单选题】
8、图样上所用的基准称为设计基准，划线时所用的基准称为（ ）。（难）
A. 画图基准
B. 划线基准
C. 中心基准
D. 制图基准
【单选题】
7、百分表测量杆移动1mm时，大指针正好回转一圈。而在百分表的表盘上沿圆周刻有100等分格，则其刻度值为（ ）mm。（ 中）
A. 1
B. 0.
C. 0.01
D. 0.001
【单选题】
平面划线是用划线工具将图样按实物___大小划到零件上去的。（中）
A. 1∶1
B. 1∶2
C. 1∶3
D. 1∶4
【单选题】
根据图样要求在毛坯或半成品上划出加工图形、加工界限或加工时找正用的辅助线称为___。（ 易 ）
【单选题】
锯削往复运动速度应控制在___次/min 左右。（难）
【单选题】
千分尺测微螺杆上的螺纹，其螺距为0.05 mm，当微分筒转一周时，测微螺杆就轴向移进___mm。（中）
A. 0.01
B. 0.02
C. 0.04
D. 0.05
【单选题】
游标卡尺的读数示值有___mm三种。（ 易 ）
A. 0.02、0.05、0.1
B. 0.2 、0.5 、1.0
C. 2、 5、 10
D. 20、50、100
【单选题】
用锉刀锉削时，使用的是锉刀的___部分。（难）
A. 锉刀面
B. 锉刀边
C. 锉刀舌
D. 锉刀底
【单选题】
按齿纹分为单齿纹和双齿纹。单齿纹锉刀的齿纹只有一个方向，与锉刀中心线成70°，一般用于锉___金属，如铜、锡、铅等。（难）
【单选题】
锉刀往复运动速度一般为___次/min，推出时慢，回程时可快些。（中）
A. 10～20
B. 20～30
C. 30～40
D. 40～50
【单选题】
钳工加工孔的方法一般指钻孔、扩孔和___。（中）
【单选题】
麻花钻由钻柄、颈部和___与切削部分组成。（易）
A. 导向部分
B. 头部
C. 旋转部分
D. 散热部分
【单选题】
孔径经钻孔、扩孔后，用铰刀对孔进行提高尺寸精度和表面质量的加工叫___。（ 易）
【单选题】
由于螺纹的精度、___大小不同，丝锥一般为 1 支、2 支、3 支成组使用。（ 中 ）
【单选题】
当丝锥位置与螺纹底孔端面垂直后，轴向就不再加压力。两手均匀用力，为避免切屑堵塞，要经常倒转___圈，以达到断屑。（难）
A. 1/2～1/4
B. 1/3～1/5
C. 1/4～1/6
D. 1/5～1/7
【单选题】
攻铸铁材料螺纹时加___而不加切削液，钢件材料加切削液，以保证铰孔表面的粗糙度要求。（难）
【单选题】
焊接是指通过适当的物理化学过程如加热、加压或二者并用等方法，使两个或两个以上分离的物体产生原子(分子)间的___力而连接成一体的连接方法，是金属加工的一种重要工艺。（中）
【单选题】
电弧焊是利用电弧热源加热零件实现___焊接的方法。焊接过程中电弧把电能转化成热能和机械能，加热零件，使焊丝或焊条熔化并过渡到焊缝熔池中去，熔池冷却后形成一个完整的焊接接头。（中）
【单选题】
焊条电弧焊是用手工操纵___进行焊接的一种焊接方法，俗称手弧焊，应用非常普遍。（难）
【单选题】
焊接过程中，产生在焊条和零件之间的___将焊条和零件局部熔化，受电弧力作用，焊条端部熔化后的熔滴过渡到母材，和熔化的母材融合一起形成熔池，随着焊工操纵电弧向前移动，熔池金属液逐渐冷却结晶，形成焊缝。（中）
【单选题】
焊接时，焊芯有两个功能：一是传导焊接电流，产生电弧；二是焊芯本身熔化作为填充金属与熔化的母材熔合形成___。（难）
【单选题】
焊条药皮又称涂料，在焊接过程中起着极为重要的作用。它可以起到积极保护作用，利用药皮熔化放出的气体和形成的___，起机械隔离空气作用，防止有害气体侵入熔化金属。（中 ）
【单选题】
焊条药皮的组成主要有稳弧剂、造气剂、造渣剂、脱氧剂、合金剂、粘接剂和___等。（ 易 ）
A. 增塑剂
B. 增强剂
C. 硬化剂
D. 塑化剂
【单选题】
焊条电弧焊有两种引弧方式：划擦法和___法。（ 难 ）
【单选题】
焊条电弧焊是依靠人手工操作焊条运动实现焊接的，此种操作也称___。（中）
【单选题】
常见的焊条电弧焊运条方法有___种。（易）
【单选题】
为不影响焊缝成形，保证接头处焊接质量，更换焊条的动作越快越好，并在接头弧坑前约 ___ mm处起弧，然后移到原来弧坑位置进行焊接。（中）
【单选题】
焊缝的收尾操作时，应保持正常的熔池温度，做无直线运动的横摆点焊动作，此外还有三种焊缝收尾的操作方法，即___收尾法、反复断弧收尾法和回焊收尾法，也在实践中常用。（难）
【单选题】
在实际生产中，由于焊接结构和零件移动的限制，焊缝在空间的位置除平焊外，还有立焊、横焊、仰焊。其中焊接条件___位置最差。（中）
【单选题】
电弧焊机行走机构：是使焊接机头和零件之间产生一定速度的相对运动，以完成___焊接过程的机械装置。（中）
【单选题】
接头形式电阻焊可分成点焊、缝焊、凸焊和___四种。（中）
【单选题】
缝焊一般应用在有密封性要求的接头制造上，适用材料板厚为___ mm，如汽车油箱、暖气片、罐头盒的生产。（难）
A. 0.1～0.02
B. 0.1～0.2
C. 0.1～2
D. 0.1～20
