og12-8 E选项,have begun能不能用?
求助,翻了好多帖子都看不到,OG12第八题:
The widely accepted big bang theory holds that the
universe began in an explosive instant ten to twenty
billion years ago and has been expanding ever since.
(A) that the universe began in an explosive instant ten to
twenty billion years ago and has been expanding
(B) that the universe had begun in an explosive instant
ten to twenty billion years ago and had been expanding
(C) that the beginning of the universe was an explosive
instant ten to twenty billion years ago that has expanded
(D) the beginning of the universe to have been an
explosive instant ten to twenty billion years ago that is
expanding
(E) the universe to have begun in an explosive instant
ten to twenty billion years ago and has been expanding
E选项中OG没有提到,想问have begun能不能使用,begin不是延续性的动作,这里用在完成时是不对的吧? |