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    Listen and answer questions 21-30

    Question 21-25

    Choose the correct letter, A , B or C .

    21. Carla and Rob were surprised to learn that coastal cities

    • A.

      contain nearly half the world's population.

    • B.

      include most of the world's largest cities.

    • C.

      are growing twice as fast as other cities.

    22. According to Rob, building coastal cities near to rivers

    • A.

      may bring pollution to the cities.

    • B.

      may reduce the land available for agriculture.

    • C.

      may mean the countryside is spoiled by industry.

    23. What mistake was made when building water drainage channels in Miami in the 1950s?

    • A.

      There were not enough for them.

    • B.

      They were made of unsuitable materials.

    • C.

      They did not allow for the effects of climate change.

    24. What do Rob and Carla think that the authorities in Miami should do immediately?

    • A.

      take measures to restore ecosystems

    • B.

      pay for a new flood prevention system

    • C.

      stop disposing of waste materials into the ocean

    25. What do they agree should be the priority for international action?

    • A.

      greater coordination of activities

    • B.

      more sharing of information

    • C.

      agreement on shared policies

    Question 26-30

    What decision do the students make about each of the following parts of their presentation?

    Choose FIVE answers from the box and write the correct letter, A-G , next to Questions 26-30.

    26Historical background 26

    27Geographical factors 27

    28Past mistakes 28

    29Future risks 29

    30International implications 30

    • A. use visuals

    • B. keep it short

    • C. involve other students

    • D. check the information is accurate

    • E. provide a handout

    • F. focus on one example

    • G. do online research