Read the passage and answer the following questions

1. They often take people from the airport and the train stations

=> dẫn chứng dòng 1 đoạn 1

2. They are bringing fresh fruit and vegetables into the city

Ships are bringing food and fuel to the harbor

=> dẫn chứng dòng 2 đoạn 1

3. They are people who work in the big city but live in the suburbs

=> dẫn chứng dòng 1, 2 đoạn 2

4. Some people stop only to drink a cup of coffee, others stop to buy a morning paper or to have breakfast.

=> dẫn chứng dòng 2, 3 đoạn 2

5. They blow their whistles

=> dẫn chứng câu cuối đoạn 2