have been to是什麼時態[朗讀]

have been to是現在完成時態。
have：vt.有;持有;占有;由…組成;顯示出，帶有(性質、特徵)。
been：v.曾經;曾經到過(某地)。
to：prep.到;向;往(某方向或某處);位於…方向;到達(某處)。
擴展資料。
staff have been retrained to use the new technology
為使員工學會運用新技術，對他們進行了再培訓。
several computer engineers have been contracted to the finance department
有幾位計算機工程師與財務部門簽訂了合同。
i must have been insane to agree to the idea
我肯定是犯傻了，居然同意了這個想法。
six theatre companies have been selected to take part in this year's festival
已選定六個劇團參加今年的`戲劇節。
a number of people have been employed to deal with the backlog of work
已雇來一些人處理積壓的工作。