CAn someone please tell me what this means? Is the message of a book hindered if the vehicle is imperfect?

Liza wants to go see her old friends. true false

What does water came out from a rock mean in this poem and why is it compared to the radio waltz? time was away and somewhere else. the waiter did not come, the clock forgot them and the radio waltz came out like water from a rock: time was away and somewhere else.

My cat and my dog like best friends