试题与答案

配电线路应装设短路保护。配电系统的各级保护之间宜有选择地配合。当不能符合此要求时,应

题型:判断题

题目:

配电线路应装设短路保护。配电系统的各级保护之间宜有选择地配合。当不能符合此要求时,应尽量使低压侧第一级保护有选择性动作。()

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题型:阅读理解
Nowadays, more and more villagers have left to make a living in big cities. As a result, their children have become leftover children and they need more care. The survey below is from villages in Yongzhou, Hunan Province. Three hundred children were chosen to answer the questions.
What they want
Love
Money
Freedom
Control
Something else
40%
18%
28%
10%
4%
Whom to communicate with
Oneself
Family members
No one
27%
55%
18%
Whether they can communicate with their parents freely
Yes
A little difficult
No
46%
44%
10%
The way they prefer to live
Living with parents
Living without parents
No idea
58%
14%
28%
What they think of their parents’ working in cities
Bad
Good
No idea
20%
39%
41%
Happiest place
School
Home
Friend’s homes
48%
34%
18%
小题1:
Of all the five needs, the leftover children need _______ most.
A.loveB.moneyC.controlD.freedom
小题2:
Which of the following is TRUE according to the passage?
A.About one out of every two children has no one to talk with.
B.All of the children prefer to stay at home without their parents.
C.About 1/3 of the children think their parents’ working in cities is bad.
D.More than half of the children think it good to live with their parents.
小题3:
How many children think their happiest place is their school?
A.48.B.102.C.144.D.156.
小题4:
We can learn from the survey that _______.
A.most leftover children want more freedom without parents
B.over 40% of the children have difficulty talking to parents freely
C.all the leftover children dream of making money in big cities
D.most villagers prefer living a peaceful life in the countryside
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