1105 beigin with one

let us learn :
一， yi1, meaning, one.
二， er4, meaning , two.
三， san1, meaning, three.

〇， ling2, meaning , zero.
二〇二〇，meaning， 2020

人 or 亻， ren2, meaning, person
仁， ren2, meaning benevolence
to be continued

仨， sa1, meaning three persons

从， cong2, meaning follow
众， zhong4, meaning crowd