We found___necessary to protect the environment.A.it B.this

We found___necessary to protect the environment.A.it B.this We find ______ necessary to protect the earth.A.it B.this C. We think_____everyone's duty to protect the environment.A.th ( )should we do to protect the environment?A.what B.how 说说理由 We found [ ] necessay to protect the environment. It is important to learn how we can protect the environment. it is important to learn how we can protect the environment We′re doing a lot to protect our environment ,but it is not To protect the environment, we are on the way. Here are a fe As a student,what can we do to protect the environment? What should we do to protect the environment we should do something good to protect the environment from