85. Salt deposits andmoisture threaten to destroy the Mohenjo-Daroexcavation in Pakistan,the site of an ancient civilization that ?ourished at thesame time as the civilizations in the Nile Delta and the river valleys of the Tigris and Euphrates.
(A) that ?urished at the sametime as the civilizations (B) that had ?ourished at the sametime as had the civilizations(C) that ?ourished at the sametime those had (D) ?ourishing at thesame time as those did (E) ?ourishing at thesame time as those were
根据OG的解释,C,D中did,were是awkeard and unnecessary 但是,C中had则解释说是the wrong verb tense 为什么呢,求解释啊!!!
|