Human beings live in the (1) of nature. They are constantly (2) by it and (3) with it. Man is constantly (4) of the influence of nature in the (5) of the air he breathes, the water he drinks, and the food he eats. We are (6) with nature by “(7) ” ties and we cannot live outside nature. 人类生活在大自然的。他们时刻被大自然所包围并与之相互影响。人类呼吸的空气、喝下的摄入的食物,无一不时刻感知到大自然的影响。我们与大自然血肉相连,离开大自然,我们将无法生存。