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uch of their attention on profits that they tend to neglect and even ignore fire precautions.In my opinion, in order to prevent fires we should first of all foster people39。s sense of fire prevention. The second thing we have to do is to increase the number of professional fire fighters, to whom regular training courses should be offered. Finally, we are to improve the existing fire engines and add more fire facilities to highrise buildings. In this way, a reliable fire prevention system will be formed.環(huán)保英語(yǔ)主題演講3In order to support Beijing to hold the 2008 Olympicing increasingly serious, in which plastic shopping bags play an important role. in china about three billion plastic shopping bags are consumed every day, which results in a great waste of resources and heavy environmental pollution. luckily, the government has put a nationwide ban on the use of free plastic bags, demanding that all stores and supermarkets not provide customers with free plastic bags after june 1. the rule will undoubtedly reduce the use of plastic bags and enhance the awareness of environmental protection. it is highly advocated that we shoul