试题与答案

原子核对电子的吸引力称为（） A.结合能 B.结合力 C.原子能级 D.电子能量 E

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题型：单项选择题 A1/A2型题

题目：

原子核对电子的吸引力称为（）

A.结合能

B.结合力

C.原子能级

D.电子能量

E.电子能级

答案：

参考答案：B

考点：放射医学技师放射技师相关专业知识放射技师相关专业知识模拟试卷四
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题型：阅读理解

阅读理解

       Come and see the Indian elephants and tigers from America. The koalas are waiting to meet you, and the monkeys from Thailand are waiting to throw things at you. The cute dogs from Australia are waiting to

laugh at you, and the giraffes from Zambia are waiting to look down on you.

       Tickets (票)                                     Time:

       Adult (成人): $ 6                             June 1~ June 2

       Children: Free                                  9:00 am.~ 7:00 pm.

       Keep the park clean!

       Do not touch (触摸), give food or go near the animals!

1. How many kinds of animals are talked about in the poster (海报)?

A. 4        

B. 5        

C. 6      

D. 7

2. Mr and Mrs Brown will take their twins aged 6 to the park. How much will the tickets be together (总共)?

A. $6      

B. $12      

C. $18          

D. $24  

3. Visitors can do the following things EXCEPT (除了) _____.

A. giving some food to the tigers      

B. watching the elephants dancing    

C. laughing at the dogs from Australia  

D. taking some photos

4. From the passage we can know the animal "giraffe" is _____.

A. long      

B. fat        

C. tall          

D. strong

5. The poster may be made (制作) just _____.

A. on New Year's Day (元旦)        

B. on Christmas Day (圣诞节)    

C. after Children's Day (儿童节)    

D. before Children's Day  
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