1. (2022九上·偃师月考) 听下面一段独白，回答问题。

1. （1） How many years have modern people live on the earth?

   A . 4 600 years. B . 3 600 years. C . 35 000 years.
3. （2） What does the air pollution cause?

   A . The death of the animals in the rivers. B . People's serious health problems. C . The increasing of the cars.
5. （3） What's the third pollution in the monologue(独白)?

   A . The soil pollution. B . The air pollution. C . The water pollution.