根据所给汉语提示完成句子，每空一词。我们应该制定法律来阻止人们杀害野生动物。
We should _________ _________ to stop people from killing wildlife.扎龙自然保护区是世界上最重要的湿地之一。
Zhalong Nature Reserve is one of the world’s _________ _________ wetlands .秋天，树叶成堆落在院子里。
In autumn, leaves _________ _________ piles in the yard.如果你不想在森林里迷路，不要走得太远。
If you don’t want to _________ _________ in the forest, please don’t go far away.我朝水里扔了一块石头，鱼儿迅速地朝四面八方游开了。
I threw a stone into the river and the fish swam away in _________ _________ quickly.