In order to protect our planet, _____
A. all kinds of pollution should be reduced
B. we should reduce all kinds of pollution
C. the environment should be protected first
D. it ’ s important to protect our environment
In order to protect our planet, _____
A. all kinds of pollution should be reduced
B. we should reduce all kinds of pollution
C. the environment should be protected first
D. it ’ s important to protect our environment
B