选择题:How does she know her prayer has been answered? (

题目内容:
How does she know her prayer has been answered? ( )(本题2.5分)
A、 People treat her as a young lady.
B、 She is no longer a kid.
C、 People begin to call her teenager.
D、 She can join women in all kinds of activities.
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16. (填空题) 人类正常生殖细胞中有_____条染色体,称为一个染色体组,体细胞有______条

16. (填空题) 人类正常生殖细胞中有_____条染色体,称为一个染色体组,体细胞有______条染色体,称为两个染色体组。(本题2.0分)

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即使是比较高深的知识,也要用浅显易懂的语言向读者作深入浅出的介绍和说明,这体现了科普说明文的

即使是比较高深的知识,也要用浅显易懂的语言向读者作深入浅出的介绍和说明,这体现了科普说明文的 A.科学性 B.趣味性 C.知识性 D.通俗性

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