真是对不起我弄丢了你的书。

I'm extremely sorry that I have lost your book.

youdao

很抱歉，我弄丢了你的书。

I'm sorry for losing your book.

youdao

请原谅我弄丢了你的书。

Please forgive me for losing your book.

youdao

很抱歉丢了你的书。

I'm sorry about losing your book.

youdao

对不起，我把你的书弄丢了。

I'm sorry. I lost your book.

youdao

对不起，我把你的书丢了。

I'm sorry, I lost your book.

youdao

请原谅我把你的书丢了。

Please forgive me for having lost your book.

youdao

假如你把图书馆的书弄丢了，你必需赔。

If you put the books in the library are lost and you must compensate.

youdao

实在对不起，我把你的书弄丢了。

I'm really sorry. I lost your book.

youdao

对不起，我把你的书弄丢了。

I'm sorry I lost your book.

youdao

我把你的书给丢了，真是太抱歉了。我会给你买一本的。

I'm awfully sorry to have lost your book. I'll buy you one.

youdao

对不起，把你的书丢了。

I 'm sorry for losing your book.

youdao

倘使她发现你弄丢了她的书，怎么办？

What if she finds out that you have lost her book?

youdao

我把你的书弄丢了。

I lost your book.

youdao

如果她发现你弄丢了她的书将会是怎样呢？

What if she finds out you've lost her book?

youdao

如果她发现你弄丢了她的书将会是怎样呢？

What if she finds out you've lost her book?

youdao