问题
选择题
The Shengzhou VI aircraft carried two astronauts into____sky at 9:00 am on October 12, 2005 and the two astronauts will stay in _____space for five days.
A．a; the
B．the; 不填
C．the; the
D．a; 不填
答案
答案：B
习惯表达sky前要加定冠词，如：in the sky; 而in space则不加冠词。