A Threat to Our Environment （1)目前我国所面临的又一严重的环境问题是…… （2)造成这

The situation poses a grave threat to world peace.（英译中)

A．Nature changed our environment over the years.B．We must avoid wasting resources and

It is important to ______our awareness about environment protection.A. improveB. makeC.

That our environment has little to do with our abilities, characters and behavior______cen

Its time that we ______ firm measures to protect our environment.A．have takenB．tookC．are t

（) has been defined as a "threat of harm made to compel a person to do something