Some people think that it’s a good thing to let off
firecrackers.To them,letting off firecrackers is a traditional means to
celebrate some special days,such as National Day and the Spring
Festival.It can add much to the festival atmosphere.If firecrackers were
banned,the festivals would become too quite to enjoy.While other people
hold that firecrackers should be banned.They list many facts to support
their argument.For instance,many big fires are caused by
firecrackers.Some children are seriously hurt.Letting off firecrackers
also makes much noise and causes air pollution.