初一英语：连词成句

1 An interesting thing happened to me on my way to the library.
在我去图书馆的路上我发生了一件有趣的事．
2 Rose held out the new album and showed it to her friend.
Rose 拿出新的相簿并把它展示给她的朋友．
3 We saw two men following us when we got off the train.
当我们下车的时候，我们看到两个人尾随我们．
When we saw two men following us, we got off the train.
当我们看到两个人跟承受我们，我们下了火车．

哈哈，最后一句有两种表达方法，你喜欢哪种就用吧．说实话，如果真是初一的连词成句，并不简单啊

Where are my book?

I do not know the card number.

The baseball is on the sofa.

They are in the backpack.

Is it under the table?

1.Where are my books?
2.I do not know the card number
3.The baseball is on the sofa
4.They are in the backpack
5.Is it under the table?

第一句Where are my books?