I want to close this book and move on.
Please tell me[,] how can you be [so] strong[?]
I want to see [what] our love can do,
but how can I, without you?
If these are song lyrics, I can understand why you'd want to adhere to such a tight rhyme scheme. However, there are times when the rhyme seems forced and some verses (such as the one above) seem harder to follow than others. You should experiment with an unrhymed version and see how it plays out.