Proportion of population aged 65 years and over
some people think that bicycles are an effective way to travel and bring many benefits to society. the graph below gives information about how much people in the united states and the united kingdom some people think secondary school students should study international news as one of their subjects. the best way to reduce crime among young people is to teach parents good parenting skills. some people think that student should learn the practical courses like computer, other think you have heard that your company is organising a language training abroad for a limited number in the last decade, there has been a great increase in the number and variety of online courses the table below shows the monthly expenditure of an average australian family in 1991 and 2001. the diagram below shows how a solar powered water pump works. modern communications mean that it’s no longer necessary to write letters.