let's make a effort to protect our environment

let's make a effort to protect our environment 请问We should make every effort to protect our environment. let's protect our environment let‘s protect our environment 写这个作文 急. it's our duty to protect our environment/是什么意思请问 How to protect our environment 《How to protect our Environment》 it's our duty to help ____(protect)the environment It’s important ________ us to protect our environment． We think_____everyone's duty to protect the environment.A.th 初中英语作文“how to protect our environment how to protect our environment怎么写