问题 单项选择题

动物卵巢中有10个卵原细胞,经过两次连续的细胞分裂,可以形成的卵细胞和极体是()

A.10个卵细胞和10个极体

B.10个卵细胞和40个极体

C.40个卵细胞和40个极体

D.10个卵细胞和30个极体

答案

参考答案:D

填空题

修辞测试(指出下列各句使用的修辞方法。)

1.苔痕上阶绿,草色入帘青。(   )

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2.无丝竹之乱耳,无案牍之劳形。(   )  

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3.孔子云:“何陋之有?”(   )

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4.菊,花之隐逸者也;牡丹,花之富贵者也;莲,花之君子者也。(   )

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5.谈笑有鸿儒,往来无白丁。(    )

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6.南阳诸葛庐,西蜀子云亭。(    )

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7.俄而百千人大呼,百千儿哭,百千犬吠。(   )

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8.海日生残夜,江春入旧年。(   )  

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9.潮平两岸阔,风正一帆悬。(   )   

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10.最是一年春好处,绝胜烟柳满皇都。(   )

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11.黑云压城城欲摧,甲光向日金鳞开。(   )

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12.出淤泥而不染,濯清涟而不妖。(   )

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多项选择题