Portable entertainment devices, such as MP3 or DVD-players, which allow people to listen to music or watch films on the move, are now commonplace. What do you think are the main advantages and disadvantages of this development?
The table shows the passenger and aircraft movements for last year at Singapore Changi Airport. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.
Traffic and accomodation problems are increasing and government should encourage some businesses to move from cities to rural areas. Do the advantages outweigh the disadvantages?
Many countries raise fuel prices to deal successfully with problems of traffic and pollu on. What effects do you think this move can have? What other measures do you think can be taken to reduce traffic and pollution ?