标题: OG 42 [打印本页] 作者: tclj 时间: 2012-3-17 09:37 标题: OG 42 42.Scientists have recently discovered what could be the largest and oldest living organism on Earth, a giant fungus that is an interwoven filigree of mushrooms and rootlike tentacles spawned by a single fertilized spore some 10,000 years ago and extending for more than 30 acres in the soil of a Michigan forest.
present participle是指现在分词不是progressive tense