试题:
科学探索。  
       请你与同学结伴走进大自然,去观察动物、植物或其他自然现象,看看能有什么发现,受到哪些启发呢?
                                                                                                                                                            
                                                                                                                                                             
文史常识 2016-05-26

答案:

我来补答
“略”
 
 
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这些题目你会做吗?