corroborate的一般过去时怎么写？

corroborate的音标：corroborate的英式发音音标为：[kə'rɒbəreɪt]corroborate的美式发音音标为：[kə'rɑbəreɪt]...

corroborate的现在完成时为：corroborated...

corroborate的第三人称单数（三单）为：corroborates...

corroborate的近义词/同义词有：substantiate, verify, O.K., prove, confirm, establish, O.K., certify, verify, substantiate, back, confirm, prove, uphold, testify, establish。vt.corroborate的近义词（使坚固;确证）：substantiate, verify, O.K., pro...

It appeared that what he said went to corroborate my account.看来他所说的和我叙述的相符.Upon checking your statement, it has been impossible to corroborate the facts.经审查,你所申诉的事实不能得到证实.There's nothing to corroborate your story.无任...

vt.证实，支持（某种说法、信仰、理论等），使（信仰等）坚定，使巩固，使加强n.确证者，证物...

corroborate的现在进行时为：corroborating...