Week1 1-6句原文

1-6句的原文如下，和你听到的是一样的嘛~~

1.     Butterflies are as beautiful as the flowers they feed on. 

2.     But they appear to be less abundant than in years past and that has scientists worried. 

3.     Because butterflies, bees and other beneficial bugs pollinate plants and are crucial to as much as eighty percent of what we eat. 

4.     Our ecosystems depend not just in a minor way but in a major way on a diversity of insects doing a diversity of things. 

5.     And when we decease the number of individuals and the number of species, we were devastating ecosystem function. 

6.     Why does that matter because it is ecosystems that support humans.