“它引发了人们脑子里的一场地震，它改变了人们的世界，它打败了无敌的神，它开始使人们重新认识世界、认识自己。”材料中的它是指（  ）

如图中甲表示的是人的生殖过程，乙表示的是伴随生殖过程中，控制某一性状的基因（在一堆染色体上）的传递过程，请据图回答下列问题：

选择合适的词语，将句子填写完整。

完形填空。

    Hello, I am John. Look, this is a picture 1my room. I have a nice bed in the middle of my room. There is a big table 2 the closet and the bed. Many clothes are 3 the closet. A white air-conditioner is4 the wall beside the window. There is a computer on the table. I often write e-mails with it.

    Do you like my room? What's your room 5? Can you tell me, please?

社会主义制度在我国基本建立起来是在（ ）