Are you going downtown this afternoon?I am going to have these letters __.A mailed B mail

问题描述:

Are you going downtown this afternoon?I am going to have these letters __.A mailed B mail
C to mail D mailing 最好讲讲详细哈~

A mailed
have sth done 让某事被做,让信被邮寄出去有没有那种情况下 have sth do原型的have sb do 让某人做某事,没有have sth do