This language training programme ____ teenagers whowant to go abroad to study

The September 11 attack has been _____ bythe entire international community

___ is no good ___ without doing anything

_________ our earth less polluted, or we will lose our home.

We all know that we ________ our carbon footprint, but I suspect that many people wouldn’t be prepared to go as far as Joan Pick, a retired scientist living in south London.