For better or for worse, the widespread and 56.（unlimit）use of drones will affect our lives in different ways. It is certain that as the technology gets more advanced, more drones （fly）in the sky. all the wonderful functions that drones perform, they may also cause trouble.
Take air traffic for example. When passenger drones are flying above our cities in large （quantity）, the sky will be getting more and more crowded. As a result, they are （likely）to crash into each other. In addition, drones cause much trouble for airlines as some of them fly near airports, （pose）a threat to planes that are taking off or landing. Another risk is people might take advantage of drones to harm others. For instance, as more people will be using drones for photography in the future, some might spy on and take photographs of others without their knowledge. （legal）hunters might also use drones to track and kill animals.
Such issues must be addressed. The government needs to make laws （monitor）the production and use of drones. For example, in some countries, remote pilot licence is required in order to fly a drone for business purposes. At the moment, different countries are developing air traffic control systems that can manage large numbers of drones. Police forces around the world are also looking at ways of stopping drones from flying near airports and stadiums.
