1. When is Space Day of China?
On April 24.
2. What is the best sub-title for paragraph 4?
Exploring the Moon.
3. Who is the first Chinese woman in space?
Liu Yang.
4. How do you understand the China Space Spirit?
Non-stopping hard work.
5. What is the passage mainly about?
China's space development.
答案：1. On April 24.
2. Exploring the Moon.
3. Liu Yang.
4. Non-stopping hard work.
5. China's space development.
