we should do sth to protect the environment,to 可以省略吗

we should do sth to protect the environment,to 可以省略吗 What should we do to protect the environment we should do something good to protect the environment from what should we do to protect our environment? we should do everything we can to protect the environment.这是 英语作文"what we should do to protect the environment"(初三水平, What should we do to protect the environment 演讲稿、简单一点、400词 ( )should we do to protect the environment?A.what B.how 说说理由 should we restrict development to protect the environment?辩论 We should not throw the rubbish ( ) to protect environment Everyoe should try____best to protect the environment.Do you What can we personally do to protect the environment?