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【单选题】
She was very ___ to become a manager in our customers’ office, but finally accepted our offer.
A. eager
B. intelligent
C. ridiculous
D. reluctant
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答案
D
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In the race, it looked as if he would be the first, but then another young man who was close behind him put on speed and ___ by a few seconds.
A. beat him for it
B. beat him to it
C. beat him up
D. beat it to him
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It is really helpful to have someone like you that we can ___ and count on during difficult times.
A. lean on
B. get to
C. hang on
D. get by
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Women have a greater ability to ___ names with faces than men do, and they are also better at recalling lists.
A. associate
B. compare
C. engage
D. involve
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He was always ready to help others and managed to ___ his friends ____being hurt.
A. expose … to
B. confine …to
C. restrict … from
D. shield … from
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Older people are less likely to be ___ their negative emotions (情绪) and more likely to focus on the positive.
A. reserved for
B. caught up in
C. beat up to
D. counted on
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I don’t have any bandage, so I have to ___ pressure to the wound to keep the bleeding down.
A. apply
B. involve
C. fulfill
D. establish
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It is important that whichever candidate (候选人) is picked the loser should accept the defeat ___.
A. in advance
B. with great pride
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___ that new homes cost more than older homes, but that is not true across the country anymore.
A. It used to be
B. It is used to be
C. It used to being
D. It is used to being
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The boss ___ his employees to work longer hours as the company is dreadfully short of staff at present.
A. called on
B. signed up
C. cared for
D. set up
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The president’s visit and ___ discussions led to a plan that aimed to improve the trade relations between the two countries.
A. emerging
B. subsequent
C. consequent
D. Submerging
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The author ___ his general idea mainly through statistics and results obtained from a survey (调查) about auto customer services in the United States.
A. assumes
B. engages
C. illustrates
D. represents
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People in this town starved, several buildings were bombed and crime ___ because you had to steal to eat.
A. eroded
B. reflected
C. released
D. soared
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Olympic recognition for bodybuilding (健美) remains ___ since some argue that bodybuilding is not a sport because the actual contest does not involve the same sort of efforts as “real” sports.
A. controversial
B. conventional
C. characteristic
D. influential
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Tom tried to justify his absence from the meeting by ___ that he had been ill that day.
A. admitting
B. advocating
C. claiming
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___ the huge financial benefits, biological companies have been rushing to set up laboratories and new research projects.
A. Aware
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C. Not aware
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Unfortunately, ___ lack of funds, the studies he began just two months ago, had to be ended early.
A. out of
B. in addition to
C. owing to
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With a good command of English, he soon got ___ to working with British people.
A. accustomed
B. consistent
C. relevant
D. responsible
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What needs to be ___ here is that language and culture interact, and that understanding of one requires understanding of the other.
A. altered
B. stressed
C. aroused
D. committed
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Policies and organizations must be created to meet workers’ hopes, and to ___ new problems that inevitably arise between workers and managers.
A. compromise
B. ensure
C. undermine
D. resolve
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To keep the wheels of industry turning, we produce consumer goods in endless quantities, and, in the process, are rapidly ___ our natural resources.
A. ignoring
B. collapsing
C. enduring
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As a person who loves peace, he is committed ___ realizing peace between countries.
A. of
B. about
C. for
D. to
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Learning how to use chopsticks is easy for me, ___ learning how to conduct myself at the table is quite difficult.
A. whereas
B. however
C. therefore
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___ that the patient smokes 50 cigarettes a day, it would be reasonable to assume there is some lung damage.
A. To give
B. Giving
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Kenyan (肯尼亚的) women tend to vote for those who could provide them ___ the necessary food to live on.
A. of
B. with
C. for
D. about
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___ all obstacles and failures, the scientist continued doing his experiments day and night.
A. In spite of
B. In contrast to
C. As a matter of
D. As a result of
【单选题】
I’m willing to ___ that a larger car would have cost more, but I still think we should have bought one.
A. withdraw
B. indicate
C. abandon
D. concede
【单选题】
Manufacturing (制造) companies spend millions of pounds on advertisements, trying to ___ customers that their products are better than those of other companies.
A. confine
B. convince
C. depress
D. reconcile
【单选题】
He is not the right person for the project: he is not very technically minded and ___, he does not have the sense of responsibility.
A. instead
B. yet
C. furthermore
D. nevertheless
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Death rates declined in many places, partly because of the ___ in hunger.
A. decrease
B. myth
C. obstacle
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【单选题】
In deciding whether or not a situation is safe, pilots must be taught to assume that the worst will happen, and then to ___ whether there is a risk or not.
A. absorb
B. apply
C. assess
D. occupy
【单选题】
The worker was not worried as he knew that if he gave up the job, there would be ___ opportunities for him to work somewhere else.
A. formative
B. marginal
C. vigorous
D. numerous
【单选题】
The research shows the region might ___ overheating (经济过热), but the policymakers so far appear to be relatively relaxed about the future of the economy.
A. catch a glimpse of
B. be at risk of
C. take a toll on
D. be free from
【单选题】
Measures have been taken to ensure that no student will have to ___ of college for economic reasons.
A. lay out
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C. drop out
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Stress that is not treated can lead to significant medical illnesses, which ___ can lead to greater stress and even depression (抑郁症).
A. after all
B. in turn
C. on the contrary
D. at least
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Narcissism (自恋) has its benefits in terms of self-belief and confidence, but it also tends to be ___ risky decision-making.
A. associated with
B. contrasted with
C. reserved for
D. relieved of
【单选题】
When Tom saw his doctor again, she suggested that maybe a more substantial lunch, like a sandwich, might ___ his desire to have snacks in the afternoon.
A. count on
B. cut back on
C. hold on to
D. contribute to
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You shouldn’t ___ – let your children make their own decisions.
A. interact
B. abuse
C. startle
D. interfere
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This is a huge and difficult project and if you take it up, you ___ many difficulties.
A. like to encounter
B. like encountering
C. are likely to encounter
D. are like to encounter
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The ability to live for a long time without water is characteristic ___ the camel.
A. of
B. for
C. about
D. in
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Rising sales is a good ___ that this product is well received in the market.
A. response
B. convention
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【单选题】
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139.头部有四个带圆弧刀刃的曲面刮刀是___。
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B. 蛇头刮刀
C. 柳叶刮刀
D. 平刮刀
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140.显示剂调和的稀稠应适当,粗刮时显示剂应调得___一些。
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141.显示剂应用于精刮时可调稠一些,涂层___而均匀。
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142.平时刮削用挺刮法,刮刀与刮削面成___角。
A. 10°~20°
B. 25°~30°
C. 35°~40°
D. 40°~45°
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刮削原始平板,出现同向扭曲现象时,可用___方法纠正。
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147.通用平版的精度共分四级,___级精度最高。
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C. 2
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148.只用于硬质合金 、硬铬、宝石、玛瑙和陶瓷等高硬工件精研磨加工的磨料是___。
A. 氧化铝系
B. 碳化物系
C. 金刚石系
D. 其他类
【单选题】
149.经过研磨后,工件的尺寸精度可达到___mm。
A. 0.1~0.5
B. 0.01~0.05
C. 0.001~0.005
D. 0.0001~0.0005
【单选题】
150.研具材料比被研磨的工件___。
A. 硬
B. 软
C. 软硬均匀
D. 可能软可能硬
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研磨孔径时,有槽的研磨棒用于___。
A. 精研磨
B. 粗研磨
C. 精、粗研磨均可
D. 平面研磨
【单选题】
157.手工精研磨一般平面,速度每分钟往复___次为宜。
A. 40~60
B. 80~100
C. 20~40
D. 10~20
【单选题】
158.Y38—1型滚齿机,滚切直齿机,滚切直齿圆柱齿轮的最大加工模数,铸铁件为___。
A. 4mm
B. 6mm
C. 8mm
D. 10mm
【单选题】
159.Y38—1型滚齿机,滚切直齿圆柱齿轮的最大加工模数,钢件为___。
A. 3mm
B. 4mm
C. 6mm
D. 8mm
【单选题】
160.磨窗主轴两端锥面接触面要求为:左端锥面大于等于___。
A. 40%
B. 60%
C. 80%
D. 90%
【单选题】
162.在传动链中,中间传动件的制造误差对未端件运动精度的影响是___。
A. 误差被放大
B. 误差被减小
C. 误差可能大可能小
D. 对误差无影响
【单选题】
163.若传动链中的齿轮存在每转一周多次重复的转角误差,则会影响传动时的___。
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B. 传动效率
C. 运动准确性
D. 运动平稳性
【单选题】
164.精密磨床主轴中心孔是主轴上个圆柱表面加工时的___。
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C. 原始基准
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【单选题】
165.精密机床床身导轨的修复主要采用___方法。
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【单选题】
166.在最高速运转时,主轴稳定温度为:滑动轴承不能超过___C°
A. 50
B. 60
C. 80
D. 70
【单选题】
174.装配精度完全依赖于零件加工精度的装配方法是___法。
A. 选配法
B. 调整法
C. 修整法
D. 完全互换法
【单选题】
175.装配时,用可换垫片、衬套和镶条等消除零件间积累误差和配合间隙的方法是___。
A. 选配法
B. 调整法
C. 修整法
D. 完全互换法
【单选题】
176.直接进入组件装配的不见称___。
A. 零件
B. 组件
C. 分组件
D. 一级分组件
【单选题】
177.对机构或机器运转的灵活性、振动、工作温升、噪声、转速、功率等性能参数的检验属于___。
A. 几何精度
B. 工作精度
C. 试车
D. 调整
【单选题】
178.当双头螺栓旋入软材料时,其过盈量要适当___。
A. 大些
B. 小些
C. 跟硬材料一样
D. 过大些
【单选题】
双头螺栓与机体连接时,其轴心线必须与机体表面垂直,可用___检查。
A. 角尺
B. 百分表
C. 游标卡尺
D. 块规
【单选题】
197.过盈连接配合表面的加工精度要求较高,否则___。
A. 加工困难
B. 装配困难
C. 加工容易
D. 装配容易
【单选题】
198.过盈连接的配合表面其粗糙度一般要求达到___。
A. Ra 0.8
B. Ra 1.6
C. Ra 3.2
D. Ra 6.3
【单选题】
202.圆锥面过盈连接是依靠空、轴相对___位移而实现相互压紧的。
A. 轴向
B. 径向
C. 旋向
D. 同步
【单选题】
203.圆锥面过盈连接配合面锥度小时,所需___小。
A. 径向力
B. 切向力
C. 轴向力
D. 向心力
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