1. (2022·渭南模拟) 听材料，回答问题。

1. （1） How does the woman feel about looking at stars?

   A . Scared. B . Surprised. C . Indifferent.
3. （2） What is difficult to fully understand?

   A . The amount of sand. B . The number of stars. C . The speed of light.
5. （3） What does the man mean?

   A . Some stars are very far from Earth. B . Some aliens can contact us in certain planet. C . What we see is the exact look of the star right now.
7. （4） What will the speakers do next?

   A . Watch a film about dinosaurs. B . Have something to drink. C . Use the telescope.