Thecurtainwentuponthefinalactoftheplayandrevealedthearistocratsittingalonebehindbarsinhisdarkcell.句子的时态，怎样划分句子成份，初中英语

Question

The curtain went up on the final act of the play and revealed the aristocrat sitting alone behind bars in his dark cell.
句子的时态，怎样划分句子成份，初中英语

Answer 1

went up和revealed是两个过去分词做并列谓语，主语都是the curtain。