www.mbtt.net > ThE ChilDrEn in this ClAss EACh______A nEw sCho...

ThE ChilDrEn in this ClAss EACh______A nEw sCho...

and连接并列结构,前后的谓语形式要一致,前面使用了过去完成时,所以后面也同样使用过去完成时。因the children 是主语,因此要用被动语句had been sent。

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