第1个回答 2011-01-17
The friendly way to travel, like a subway, bus or bicycle should be chosen by us for the environmenta.
第2个回答 2011-01-17
We should select the more enviromental friendly vehicle method.such as subway, bus or bike.
第3个回答 2011-01-17
We should choose more environmentally friendly way to travel, like a subway, bus or bicycle
第4个回答 2011-01-17
We should choose more environmental trip modes, such as metros, buses or bicycles.