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【单选题】
Finish the task within three days is next to impossible for such a young man .A.
Finish 改为 Finishing
B.
within three days 改为 in three days
C.
next to impossible 改为 impossible
D.
such a young man 改为 so a young man
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【单选题】电池箱内有四个蓄电池,正极与正极相连,负极与负极相连。蓄电池的开路电压和内阻分别为12.2V和0.5欧姆,12.1V和0.1欧姆,12.4V和0.16欧姆,12V和0.2欧姆。则电池箱的戴维宁等效电源电动势为_____,戴维宁等效电阻为______。
A.
12.3V,0.043欧姆
B.
13.2V,0.034欧姆
【单选题】Passage 2--- Question 55. What does the author suggest businesses and the government do?--- (Para. 1) Imagine you enter a car with no steering wheel, no brake or accelerator pedals (踏板).Under a voice-...
A.
Keep pace with technological developments.
B.
Make new technologies affordable to everyone.
C.
Enable everyone to benefit from new technologies.
D.
Popularize the use of new technologies and devices.
【多选题】在带领旅游者到大型娱乐场所游玩时,地陪应做好的工作有( )。
A.
提醒旅游者不要走散
B.
随时注意旅游者的动向
C.
随时观察周围的环境
D.
了解不同娱乐的特点
E.
了解该旅游场所出口的位置
【简答题】何谓施工现场的“三宝”与“四口”？
【单选题】Passage 2--- Question 52. How would the elderly and the disabled benefit from driverless cars?--- (Para. 1) Imagine you enter a car with no steering wheel, no brake or accelerator pedals (踏板).Under a ...
A.
They could enjoy greater mobility.
B.
They would have no trouble driving.
C.
They would suffer no road accidents.
D.
They could go anywhere they want.
【简答题】三宝四口五临边是什么?
【单选题】u =- 100 cos ( 6 π t + 10 ° ) V 超前 i = 5cos ( 6 π t - 15 ° ) A 的相位差是
A.
95°
B.
115°
C.
25°
D.
-25°
【单选题】下列选项中,关于 Word 文档“页码”功能的表述,不正确的是( )。
A.
文档中的页眉页脚区域可以插入页码
B.
文档中左右页边距区域不可以插入页码
C.
可以通过设置“首页不同”实现首页不显示页码
D.
可以通过设置“奇偶数不同”实现奇数页和偶数页页码位置不同
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