人体稳态的调节能力是有一定限度的.下列现象属于内环境稳态失调的是() A. 寒冷时骨骼肌不自主颤栗 B. 胰岛B细胞受损出现尿糖 C. 接受抗原刺激后,B淋巴细胞增殖和分化 D. 剧烈运动后,人体血液pH由7.42下降到7.38 答案:B根据句意, 用括号中所给词的适当形式填空。
1.Will people live 100
years old? ( be )
2.Mother (sweep)
the floor when I (leave)
home.
3.My friend Eve told me she (be)
going to buy a new computer.
4.It’s necessary for young people (experience)
different things.
5.My dream is to be a (profession)
athlete.