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
网友回答
A. a; the
(答案→)B. the; 不填
C. the; the
D. a; 不填
解析：习惯表达sky前要加定冠词，如：in the sky; 而in space则不加冠词。