they sent the letter to me （ ） mistake.括号里用什they sent the letter to me （ ） mistake.括号里用什么介词啊

to my surprise,they sent the letter to me() mistake They sent the letter to me( ) mistake.怎么填 they sent the letter to me （ ） mistake.括号里用什they sent the letter to me （ ） mistake.括号里用什么介词啊 They had us standing over there.They had us watch TV at home.I had a letter sent in the office.此had是什么用法?为何用standing watch sent?letter to send不可以吗? The letter is sent to BeiJing中的BeiJing 是什么语? The letter is sent by computer ( ) ( )里写单词 The ________(follow)day,Simon sent a letter to me To what country will the letter be sent? The letter must be sent as soon as possible. George sent the letter to me .可以用sent 可以换成send吗? has he sent the letter? does he send the letter? 有何不同啊,翻译上 has he sent the letter?does he send the letter?did he send the letter?三句有何不同如何翻译 The letter sent by the bank is.The letter sent by the bank is.这句中貌似是The letter which was sent by.的缩写,可是The letter sent...又不像被动形式如果The letter has been sent by bank is.貌似这句更加正确以上两句那句 where should the letter be sent?that is the place- it to.填sent 的什么形式? Answer the questions（根据短文内容回答下列问题）：This letter was sent to a newspaper in Germany.This letter was sent to a newspaper in Germany.13 OctoberDear EditorI am writing to ask what has happened to our youth.They are not as pol I sent him the letter.中的sent如果说成I send him the letter也可以吧,没有上下文,仅仅是单句.不管意思，只管语法正不正确。 send 和 send to 的区别下面两个句子哪个正确?I have received the letter you sent me.I have received the letter you sent to me. He has sent the letter the day before yesterday是对是错