题目

Jeans are trousers made of a kind of clothe called denim. For many people, blue jeans represent American culture.       The history of blue jeans usually begins with a man named Levi Strauss. Although he did not invent the jeans, he is considered the first person to produce and sell this kind of clothing in large amounts. Levi Strauss was born in Bavaria, Germany. In 1847, he and his family moved to the US. He opened a store, first in New York, and then in San Francisco, California. Among the products he sold were jeans. These trousers were especially useful for miners in California who 下列有关人体内环境及稳态的叙述中，正确的是A．CO2、血浆蛋白、糖原都属于内环境的成分B．摄入食物过咸时，抗利尿激素的分泌量减少，醛固酮的分泌量增加C．当血糖浓度过高时，可直接刺激胰岛B细胞产生胰岛素D．当外界温度过高时，机体不分泌甲状腺激素