1. (2021高二下·浙江月考) 听材料，回答问题。

1. （1） When did the speaker arrive in Antarctica?

   A . In December. B . In September. C . In March.
3. （2） What difficulty does the speaker have at the moment?

   A . There is a lot of hard work to do. B . The ship won't return for months. C . He is working with a small number of people.
5. （3） What has improved in Antarctica in the last ten years?

   A . Food. B . Communication. C . Living conditions.
7. （4） What is the speaker trying to do?

   A . Remind scientists of danger in Antarctica. B . Describe his own experiences in Antarctica. C . Suggest ways of improving life in Antarctica.