--Oursocietyisdevelopingfasterandfaster.--Ithinkso.Nowweknowmoreabou

发布时间：2020-08-04 22:29:08

-- Our society is developing faster and faster.-- I think so. Now we know more about the universe than three ________ years ago.A.thousands ofB.thousandC.thousandsD.thousand of

网友回答

B解析具体数字接thousand原形。
以上问题属网友观点，不代表本站立场，仅供参考！