2. 外语
  3. Within the last year, astronomers have come closer than ever______.

Within the last year, astronomers have come closer than ever______.

admin2013-06-19  49
问题 Within the last year, astronomers have come closer than ever______.
选项 A、to deciding which of the questions is right
B、to decide which of the questions is right
C、deciding whether the question is right or not
D、and decide which of the questions is right
答案A
解析 动名词。come close to+sth．／doing sth．，此处to是介词。
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