听力音频：

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Questions 21-25

Choose the correct letter, A, B or C.

What is the consequence of feeding pigeons? A There will be more pigeons. B Pigeons will become overweight. C Pigeons will get sick.
The most effective measure to reduce pigeons’ obesity is A to provide healthier bird food. B to provide more space for pigeons in the zoo. C to build nests for pigeons nearby the city.
What do most citizens think of the nesting policy? A It’s expensive. B It affects people’s lives. C It’s ineffective.
The most successful policy to reduce the number of urban pigeons is A to leave them alone. B to let people know the results of feeding them. C to take them to another area.
What are Marry and Harrison going to demonstrate in the second part? A Pigeons’ influence on the environment. B Pigeons’ influence on human health. C Pigeons’ influence on the transportation system.

Questions 26-30

What is the feature of each type of pigeon?

Choose FIVE answers from the box and write the correct letter, -H, next to questions 6-10.

Features A eat meat B struggle with survival C live in various environments D eat a particular plant E sing for mating F communicate through wings G avoid grounds H have bright feathers

Types of pigeons

26 Australian crest pigeons ……………

27 Rock pigeons ………………

28 Black-banded pigeons ………….

29 Gala pigeons ……………….

30 Northern pigeons ……………..