唐代多有严禁各级官员从事工商业的规定，而宋代则多有皇室成员利用权力之便从事商业的记载。这说明（    ）

    My name is Xiaoming. I get up at half past six. I have breakfast at seven o'clock. I go to school at eight o'clock. I have lunch at twelve o'clock. I go home at four o'clock. I have dinner at five o'clock. I watch TV at half past six. I do my homework at seven o'clock. I go to bed at nine o'clock.

仿照下面句中画线句子的句式特点，以大海为描写对象写两句话。

森林是雄伟壮丽的，遮天蔽日，浩瀚无垠。风来似一片绿色的海，夜静如一堵坚固的墙。

仿写：

人体产生二氧化碳的最终场所是（　　）