I nte r nati o nal e n g LI s h lan g uag e testi n g syste m

sidered a very dangerous cause of airborne impurities.

Following this look, unfortunate energy choices in countries around the world are at 

the root of swelling numbers of asthma and cancer sufferers. These are considered 

to be the most significant causes and effects of the planet’s air pollution levels. 

Thus, controlling byproducts of human activity has to become central to humanity’s 

collective strategy for the 21st century.

A similar question type is one that asks the candidate to propose solutions to a 

problem. If the question is a straightforward request for solution ideas, an argument 

essay structure can be used: