精选优质文档-倾情为你奉上Time will pierce the surface or youth, will be on the beauty of the ditch dug a shallow groove ; Jane will eat rare!A born beauty, anything to escape his sickle sweep.- Shakespeare2011年考研英语词汇常考词根汇总sail2011上传分享1.acid,acri,acrid,acu=sour,sharp,表示尖,酸,锐利acid 酸的acidify 酸化(acid+ify化酸化)acidity 酸度,酸性(acid+ity性质酸性)acidulous 微酸的(acid+ulous有的有酸味的)acrid 辛辣的;类刻的(acrimony的形容词)acute 尖锐的,敏锐的acuity 尖锐,敏锐(acu+ity性质尖的性质尖锐)acumen 敏锐,聪明(acu+men