In many countries, people are now living longer than ever before. Some people can say an ageing population creates poblems for goverments. Other people think there are benefits if society has more elderly people. To what extend to the advantages of having an ageing population outweigh the disadvantages?
lack of fresh water is becoming a global issue of increasing importance. What problems does this shortage caouse? what measures could be taken to overcome these poblems?
Many manufactured food and drink products contain high levels of sugar, which causes many health poblems. Sugary products should be made more expense to encourage people to consume less sugar. Do you agree or disagree?
Some people think the government should be responsible for solving the pollution poblems which result from heavy traffic. To what extent do you agree?