There (is/are) in our deepest nightmares a silent monster waiting for its next victim.

There IS

Explanation:

The verb (is) must agree with the subject (monster).

Don't fall for the trap in thinking that "nightmares' is the subject simply because is follows closely behind the verb.

Maybe this will make it clear

Recast the sentence to read:

In our deepest nightmares, there (is/are) a silent monster waiting for its next victim.

answer: life tends to copy things that already exists rather than taking old ides and making it into something new

explanation:

a simile is first defined as a type of speech that uses one thing or phrase with comparisons to things of an unrelated kind, often in order to make a more vivacious description. so of the phrases above, only the last one (i swear she cast a shadow white as stone) would be considered a simile, as a shadow white as stone takes two unrelated things and uses them in an interesting way.

explanation:

mark brainliest and have a great day!