You should spend about 40 minutes on this part.
Write about the following topic:
One way to solve the problem of congestion in cities is to build sky trains that run overhead rather than on or under the ground. What are the advantages and disadvantages of using this solution to solve congestion?
Give reasons for your answer and include any relevant examples from your own knowledge or experience.
Write at least 250 words.
Word count: 0
Part 1