Question

For the moon never beams without bringing me dreams

What pattern of rhythm does Poe repeatedly use in this line?

three stressed syllables
three unstressed syllables
two unstressed syllables and one stressed syllable
two stressed syllables and one unstressed syllable

Answer 1

two stressed syllables and one unstressed syllable.

The stressed syllables are «moon» and «beams», while the unstressed syllable is «never».

Answer 2

The pattern of rhythm that Poe repeatedly uses in this line is: two stressed syllables and one unstressed syllable.