book,is,lost,and,Chinese,the,case,your ,in,frond连词成句最后边是句号，是found，打错了

Is that yuor book ( ) the lost and found case?jjijijijijijijiji His book is at the lost and found case哪里错了 改正 His book is at the lost and found case.中有一处错误请改正 His book is at the lost and found case哪里错了 The book ____the lost and Found is her.A.of B.in C.on The lost book is found in My book is lost 同义句 Chi Chi is me是什么意思 book,is,lost,and,Chinese,the,case,your ,in,frond连词成句最后边是句号，是found，打错了 Is that your book ________ the lost and found notice? A.at A.in C.of D.on 请解答,并说明理由.Is that your book ________ the lost and found notice?A.atA.inC.ofD.on请解答,并说明理由.Is that your book ________ the lost and found notice?A. 我的书丢了用英语是My book is lost还是My book lost 英语翻译（1）Take something out of the box and find the owner.(2) Is than your black watch in the lost and foud case?（3）What a useful book!And the book is popular with students This is the very book that I lost yesterday. This is the same book as I lost yesterday.类似 book,that,is,the,found,case,lost,your Is that you book in the lost and found case?in可以换成to或on吗?为什么?我问的是Is that you book in the lost and found case?不是in the lost and found case,回答完整一点拉.不然我还是一知半解的. 下面句子改成否定句I'm in class oneyour phone number is 8673215my book is in the lost and found Is this the lost-and-found?_____.