单项选择题
Questions 21 and 22 are based on the following news. At the end of the news item, you will be given 10 seconds to answer the questions. Now, listen to the news.
What did NASA’s Constellation Programme originally plan to do()
A.To set up a moon colony by 2020.
B.To send astronauts again to the moon by 2020.
C.To continue the current shuttle missions till 2020.
D.To create more jobs for NASA fill 2020.