请问这个句子的语法结构 检举 | 离问题结束还有 14 天 23 小时 提问者:aabbccdd_223 | 悬赏分:5 | 浏览次数:8次Fresh editions of every paper had been sent up by our news agent only to be glanced over and tossed down into a corner.(选自柯南道尔《回忆录-银光》)这个句子里 had been done 和 only to be done 是句子的什么成分?还是这个句子错了。een答:had been done是要本句的谓语,是过去完成时的被动语态。过去完成时以过去某个时间作参照,表示在这之前发生的...