1. (2018八上·彝良期末) 听第二段对话，回答3小题。

1. （1） What are they talking about?

   A . How to get to school. B . How to protect the environment. C . How to protect animals.
3. （2） How many ways do they talking about?

   A . Two. B . Three. C . Four.
5. （3） What does the man mentioned (提到) the last way of helping protect the environment?

   A . Saving money. B . Riding a bike. C . Using a bag instead of the plastic (塑料的) bags.