题目内容

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; theB.the; 不填C.the; theD.a; 不填
B
习惯表达sky前要加定冠词,如:in the sky; 而in space则不加冠词。
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