The key answer of exercise 3

The words in bold are in the wrong sentences. Move them to the correct sentences.

1. When the trains are traffic jam you sometimes have to stand.
2. On long journeys I try to avoid motorways and fares and use quieter routes.
3. Main roads keep going up in my city - the metro in particular is getting very expensive.
4. I hate sitting in a bus pass for hours without even moving.
5. I buy my crowded every month. It's cheaper and more convenient.