题目内容:
ItcanbeinferredfromParagraph2thathumanSocietywillbecomeincreasingly
A.wordedaboutlifeonotherplanets. B.dependentonspacetourism.
C.accustomedtolong-distanceflights.
D.asSociatedwithspaceexploration.
参考答案:
答案解析: