這屬于間接引語(yǔ) 前面是一般過(guò)去式 后面也用這個(gè)時(shí)態(tài)但是如果那件事情已經(jīng)發(fā)生（發(fā)生在told這個(gè)動(dòng)作之前）用過(guò)去完成時(shí) 如果那件事在說(shuō)話者講這句話之后才發(fā)生用一般將來(lái)時(shí) 例：
Jenny told him she had been to London.(Jenny在說(shuō)這句話之前就去過(guò)倫敦）
Jenny told him yesterday that she will one day visit the moon.(這件事現(xiàn)在還沒(méi)發(fā)生 也許很久以后會(huì)）具體解釋參照語(yǔ)法間接引語(yǔ)