We should protect wild animals and teach our posterity to do so, thus to safeguard the development of the earth together.
We are supposed to protect wild animals and educate our next generation to do so,making contributions to the development of the earth hand in hand.
We should protect wild animals,and tell our posterity to do so. Let's protect the development of the earth together.
答：例文： 资源与环境—人类生活的保障 人类自诞生起，一切衣食往行及生产，生活，无不依赖于我们所生存的这个星球，地球上的大气、森林，海洋、河流、土壤、草原、野生动植...详情>>
