Question

What sentence catches the readers attention?

Answer 1

If you want to get a readers attention you have to surprise them or have lots of action packed parts in the story. maybe start out an action packed narrative lead to your story or something.

Answer 2

If you want to get a reader's attention you would might like to use a sentence that has purpose or something that can suprise the reader and interest them to read deeper,
like:the ice melts quickly on the river over the warm dry sun...