What is iambic pentameter???

a line of verse with five metrical feet, each consisting of one short (or unstressed) syllable followed by one long (or stressed) syllable, for example Two households, both alike in dignity. Iambic pentameter  is a type of metric line used in traditional English poetry and verse drama. The term describes the rhythm, or meter, established by the words in that line; rhythm is measured in small groups of syllables called "feet". "Iambic" refers to the type of foot used, here the iamb, which in English indicates an unstressed syllable followed by a stressed syllable. "Pentameter" indicates a line of five "feet".

Explanation:

after i had a fight with my girlfriend, ben advised me to apologise.

explanation:

comfortable

explanation:

one type of the adjectives is predicate adjective. a predicate adjective is an adjective which follows a linking verb and modifies or refers back to the main subject of that linking verb.

it usually is used just before the noun it modies.

here in this example:

'penguins seem comfortable in the coolest habitats', comfortable is the predicate adjective which follows the linking verb 'seem' and modifies the noun.