In act 5 scene 5 of romeo and juliet, when frier lawrence enters he says " come is the bride ready to go to church? why is this dramatically ironic?

Because it this case might mean two choices: either to get married or die. In theory it could also mean becoming a nun.

the dictionary definition of ubiquitous is "present, appearing, or found everywhere".

(you didn't attach a copy of the poem, but i'm answering as best as i can)

since a simile compares two unlike things using like or as, it kind of gives an item the ability to do something it can't.

example: "the player was like a tiger on the field"

in this sentence, the simile conveys the idea that the player was fast and strong, like a tiger.