2020 专业英语(玉延华)(广西大学) 最新满分章节测试答案
本答案对应课程为:点我自动跳转查看
本课程起止时间为:2020-03-06到2020-07-30
本篇答案更新状态:已完结
第一周 词类(I)冠词、并列连接词、数词 单元测验一
1、 问题:这台电压表/伏特计如此灵敏,可以测量出电压的微小变化。This is such ____ sensitive voltmeter that it can measure the slightest changes in voltage.
选项:
A:the
B:a
C:an
D:/
答案: 【a】
2、 问题:平均速度等于末速度的一半。The average velocity is about half ____ final velocity.
选项:
A:the
B:a
C:an
D:/
答案: 【the】
3、 问题:这个电路由电池、电阻器和电容器组成。This circuit consists of a battery, a resistor ____ a capacitor.
选项:
A:and
B:or
C:but
D:for
答案: 【and】
4、 问题:原子的中心,即原子核,包含了带正电荷的微粒,称为“质子”。The center, ____ nucleus, of an atom contains positively charged particles called protons.
选项:
A:and
B:or
C:but
D:for
答案: 【or】
5、 问题:读者学会这些基本概念很重要,否则后面内容的讨论理解起来会有困难。It is important for the reader to learn the basic concepts well, ____ the discussion of later topics will be difficult to understand.
选项:
A:and
B:or
C:but
D:for
答案: 【or 】
6、 问题:这个电热器消耗的电能比那个电热器多三倍。This electric heater dissipates ____that one.
选项:
A:three times more energy than
B:four times as great energy as
C:five times as great energy as
D:three times as great energy as
答案: 【four times as great energy as】
7、 问题:月球的质量为地球的八十分之一。The mass of the moon is ____.
选项:
A:1/80 what the earth is
B:1/80 that of the earth
C:1/80 of the earth
D:1/80 the earth
答案: 【1/80 that of the earth】
8、 问题:温度每上升一度,电容降低百万分之七百五。 The capacitance will decrease by _____ per each degree rise in temperature.
选项:
A:750 parts per million
B:750 parts in million
C:750 parts of a million
D:750 parts in
答案: 【750 parts per million】
9、 问题:从1970年至1974年间,晶体管收音机的产量增长了五倍。From 1970 to 1974, the production of transistor radios was increased ___.
选项:
A:five times
B:by a factor of 5
C:by a factor of 4
D:by a factor of 6
答案: 【by a factor of 6】
10、 问题:这个电源上的电流为零点零零几安。The current through the power supply is _.
选项:
A:a few hundredth an ampere
B:a few thousandth of a ampere
C:a few hundredths of an ampere
D:a few thousandths of an ampere
答案: 【a few thousandths of an ampere】
11、 问题:这两极之间的电压很小。____ voltage between the terminals is very small.
答案: 【The】
分析:【本题考查定冠词the的特指用法,必须使用定冠词the。】
12、 问题:关闭开关,电路中的电流就会消失。Turn the switch off ____ the current in the circuit will disappear.
答案: 【and】
分析:【本题考查祈使句 + and + 句子这一结构,表达条件与结果的逻辑关系。句子译为:关闭电源,该电路中的电流就会消失。】
13、 问题:月球的体积约为地球的四分之一。(请用“倍数/分数+the +名词”的结构将句子补充完整)The moon is about one-quarter _____ the earth.
答案: 【the size of】
分析:【本句采用的是“倍数/分数+the +n”的句型结构。】
14、 问题:通过改变VBE零点零几伏特,就能极大的改变基极电流。By varying VBE only _____, the base current(基极电流)can be changed significantly.
答案: 【(以下答案任选其一都对)a few hundredths of a volt;
several hundredths of a volt】
分析:【零点零几表达的是百分之几,是a few hundredths, 因为分子不是1,所以序数词的分母要加s的复数形式,其后加介词of 加带有不定冠词的单位名词。】
15、 问题:在这样的角速度的时候,物体的重量将会是在一个重力加速度环境下的四倍。At this angular speed, the weight of a body will be four times __ in 1g environment.
答案: 【what it is】
分析:【本句采用的是“倍数/分数+what从句”的句型结构。】
第五周 比较等级、被动语态及时态 单元测验五
1、 问题:Convection(对流) is a ______ simpler physical process than conduction.
选项:
A:more
B:many
C:farther
D:far
答案: 【far】
2、 问题:The temperature of the earth is ______ the deeper you go.
选项:
A:the highest
B:high
C:higher
D:more high
答案: 【higher 】
3、 问题:Marketing techniques are becoming increasingly ______.
选项:
A:more sophisticated
B:sophisticated
C:much sophisticated
D:very sophisticated
答案: 【sophisticated 】
4、 问题:Finally, when grouping functions, synchronization overhead should ______ as much as possible by eliminating data dependency among the different function blocks.
选项:
A:minimized
B:be minimized
C:minimize
D:is minimized
答案: 【be minimized 】
5、 问题:Simulation and experimental studies _____, which show that the axial ratio bandwidth of the antenna is directly proportional to the thickness of the substrate.
选项:
A:have been performed
B: is performed
C:was performed
D:were performed
答案: 【have been performed】
6、 问题:The existing link security technology ______ to a wireless network to reduce security attacks.
选项:
A:has been applied
B:have been applied
C:has applied
D:have applied
答案: 【has been applied 】
7、 问题:So far we _____ the displacement of a particle.
选项:
A:will consider
B:has considered
C:have considered
D:would consider
答案: 【have considered 】
8、 问题:By using the methods of spectral analysis, astronomers ____ to learn a great deal about the sun.
选项:
A:is able
B:will be able
C:has been able
D:have been able
答案: 【have been able】
9、 问题:This is the first time we ____ this new type of rocket.
选项:
A:have ever seen
B:has ever seen
C:ever has seen
D:had ever seen
答案: 【have ever seen 】
10、 问题:We show that a discriminatively trained, multi-layer capsule system achieves state-of-the-art performance on MNIST and is ____ than a convolutional net at recognizing highly overlapping digits.
选项:
A:considerably better
B:more better
C:well
D:much well
答案: 【considerably better 】
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