teach的過去式是什么

　　雙語例句

　　1.The trainers have a programme to teach them vocational skills.

　　培訓(xùn)師計(jì)劃教他們一些職業(yè)技能。

　　2.Their daughter's death had taught him humility.

　　他們女兒的死使他學(xué)會(huì)了謙遜。

　　3.Ingrid is currently teaching Mathematics at Shimla Public School.

　　英格麗德目前在希姆拉公立學(xué)校教數(shù)學(xué)。