Todayweusenumbersver的精選

問題詳情：閲讀理解；根據短文內容，選擇最佳*Todayweusenumbersveryoften.Buthaveyoueverthoughtaboutnumbers?Wethinkthatcountingiseasy.Butitwasnoteasylongago.Peopledidn’tknowhowtocount.Whentheyhadtocounttheirco...