问题 补全对话,情景问答
在B栏中找出A栏的正确答案。
                   A                      
( )1. What day is it today?          
( )2. How do you feel?              
( )3. What did you do last Saturday?
( )4. How long is the ruler?        
( )5. Can I use your bike?          
( )6. What would you like?          
( )7. Do you feel sore?              
( )8. What does your uncle do?      
( )9. How many kites can you see?    
( )10. Who is that man?              
           B                
A. He is a worker.        
B. Sure. Here you are.    
C. He is my uncle.        
D. It's Wednesday.        
E. I'd like some apples.  
F. I can see 13.          
G. I feel sad.            
H. No, I don't.          
I. It's 20cm.            
J. I did my homework.                                         
答案

1. D 2. G 3. J 4. I 5. B 6. E 7. H 8. A 9. F 10. C

选择题
[ ]

①科学问题的形成遵循客观世界的固有规律

②科学问题的提出与科学发展水平高度相关

③科学问题的选择反映出研究者的兴趣爱好

④科学问题来源于实践并决定着实践的水平  

A.①②  

B.②③  

C.③④  

D.①④

2、科学难题征集活动有利于激发青少年探索未知世界的好奇心,培育青少年科技创新意识,引导他们    [     ]

①超越已有书本知识,否定科学理论权威

②拓展自由想象空间,摆脱已有思想观念

③关注当代科学现状,探寻科学发展的新思路

④培育科学问题意识,发现科学发展的突破点   

A.①②   

B.②③   

C.③④   

D.①④   

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