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Author:
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Year:
Volume:
Issue:
wo men kao zi ji
Author(s):
YUE Yueniao
,
ZUO Ming
Pages:
64
Year:
2010
Issue:
11
Journal:
Class Adviser
Keyword:
蜗牛
;
保护
;
骨骼
;
支撑
;
身体
;
蝴蝶
;
天空
;
蚯蚓
;
毛虫
;
公平
;
Abstract:
<正>小蜗牛觉得自己背上的壳太重了,但是又甩不掉,就问妈妈:"为什么我们从生下来,就要背负这个又硬又重的壳呢?"妈妈说:"因为我们的身体没有骨骼的支撑,
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