人的胚胎发育是从受精卵的分裂开始的，从受精卵的形成到婴儿的出生依次要经历的场所是1卵巢2睾丸3输卵管4子宫5输精管6阴道[]A．146B．1346C．1546D．346-八年级生物

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• I'm 150 cm tall. Amy is 156 cm tall. Amy is____ than me.[ ] A. taller B. shorterC. stronger-六年级
• Bob is___than Eric.[ ]A. strongB．tall C．stronger-四年级英语
• 男性生殖系统中能产生精子和雄性激素的是[]A．输精管B．睾丸C．阴茎D．附睾-七年级生物
• 把男性各生殖器官和功能用线连起来。①睾丸A．分泌粘液②阴囊B．输送精子③阴茎C．贮存精子④附睾D．排出精液和尿液⑤前列腺E．保护睾丸和附睾⑥输精管F．产生精子，分泌雄性激素-八年级生物
• I'm ____ and than you.[ ]A. big; strong B. bigger; stronger C. biggest; strongest-六年级英语
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• Fill in blanks according to the sentences or pictures. (根据上下文或图片填出单词的正确形式。)1.Thegreenpencilis_____th
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