og语法一道 gmat小白来求助

小涵在追梦 · 发表于 2011-11-16 12:31:55

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

gmat小白一个那个big bang theory后面不应该用一般现在时态么？began不用一般现在时么？

shilidi · 发表于 2011-11-16 14:10:13

当然不用一般现在时是发生在过去的一个现象不是普遍公理

og语法一道 gmat小白来求助

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