题目

高等动植物体的不同器官都来自同一个受精卵,其根本原因是 A.细胞分裂的结果                   B.细胞生长的结果 C.细胞分化的结果                   D.细胞的体积能不断增大 答案:CThe day I discovered that the good name my parents had ______ brought our whole family the respect of our neighbours. A. earned       B. deserved      C. given        D. used
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