we should take action to r____ the air pollution ,because it

we should take action to r____ the air pollution ,because it We should take action to r_____ the air pollution. we should try our best to prevent the air pollution _____(li We should try to stop the air pollution _____(live) a better It is important to take indoor air pollution seriously. it has been suggested that the government should take action The government must take action to stop the pollution in the —How should we deal with air pollution?—It will be very diff To reduce the pollution,we should try__waste water into rive take to the air We should take him to the hospital. it describes the measures we should take to ensure that we d