搜题请搜索小程序“爱下问搜题”
问题 单项选择题 A1/A2型题

根据《低压配电设计规范》，采用鼓形绝缘子和针式绝缘子在屋外布线且3m＜L≤6m（L为支撑点间距）时，绝缘导线最小间距应为（）

A.50m

B.100m

C.150m

D.200m

答案

参考答案：C

阅读理解

Questionnaire
Read the questions and answer YES or NO, then you will find out how good you are.
1. When you don’t understand something, you ask questions.
2. You like listening to older people talk about the past.
3. You think that you can learn something interesting from everyone around you.
4. You are brave enough when you have to talk to people don’t know.
5. You enjoy reading books about famous people.
6. You always see and talk to different people.
7. You are interested in learning new ways of doing things.
8. You enjoy sharing experiences with friends and learning from people of all ages.
9. You talk a lot about yourself.
10.Even if you are often wrong, you make your own decisions.
11.You hate teaching what you are good at: sports, technology, whatever.
12.Your parents don’t understand you, so you don’t talk to them much.
SCORE NOW!
Score 2 points if you answer YES to each of the first 8 questions, and 0 if you choose NO.
Score 2 points if you answer NO to each of the last 4 questions, and 0 if you choose YES.
18—24  You are friendly and open minded. You make people feel important by
listening to what they have to say. You’ll probably succeed in learning all kinds of interesting things. Good for you!
10—16  Remember that every single person you know can teach you something. You will greatly make your life rich and colourful.
0—8    About 400 years ago, a famous writer wrote, “No man is an island.” This is still true today. Try to be more open and interested in people around you.
小题1:If you say “YES” to all these questions, you’ll get ____ points.
A．12B．16C．20D．24
小题2:When you score 22 points, you are ________.
A．shy and nervousB．silent and serious
C．open and friendlyD．brave and strong
小题3:“No man is an island.” in the text probably means that ________.
A．the famous writer was very clever
B．everything is the same as 400 years ago
C．you will feel lonely if on an island
D．you can not live alone in the world
小题4:The questions are used to test whether you are willing to ________.
A．learn from othersB．help other people
C．do all by yourselfD．depend on others
查看答案
单项选择题

生精干细胞是指下列哪项？（）

A.精原细胞

B.初级精母细胞

C.次级精母细胞

D.精子

E.精子细胞
查看答案