Answer:
see below
Step-by-step explanation:
1: A simile is something that says one object is like another, while a metaphor is something that poetically says something is like something else. You're not comparing the cat to a shadow, but rather saying that the cat is the shadow.
The poem speaks is personification of the poem, as poems do not speak, but you're giving an inanimate object human like qualitites, which is personification.
I typed at lightning speed is a hyperbole because hyperbole is the use of exaggeration and unlikely scenarios. It is impossible for someone to actually type at the speed of lightning, therefore making it a hyperbole.