The verb 'abstain' is always followed by the fixed preposition 'from', meaning to refrain from something.

'Patience' is an abstract noun as it names a quality or an idea, and it is the subject of the sentence.

The adjective 'adept' is followed by the preposition 'at' (or 'in') to indicate skill in a particular activity.

'Gently' is an adverb of manner because it modifies the verb 'spoke', describing how he spoke.

The verb 'comply' is always followed by the preposition 'with', meaning to act in accordance with a rule or command.

'Courage' is an abstract noun; it is the name of a quality. It is the object of the verb 'showed'.

The verb 'congratulate' is followed by the fixed preposition 'on' when referring to the reason for the congratulations.

'Extremely' is an adverb of degree. It modifies the adjective 'long', telling us to what extent the journey was long.

The phrasal adjective 'absorbed' is followed by the fixed preposition 'in', meaning to be fully engrossed or interested in something.

In this context, 'early' modifies the verb 'arrived', describing when the action happened. Words that modify verbs are adverbs.

The fixed preposition used with adjectives like 'inferior', 'superior', 'senior', and 'junior' is 'to', not 'than'.

'Justice' is an abstract noun, representing a concept or idea. It is the object of the preposition 'for' in this sentence.

The verb 'deprive' is always followed by the fixed preposition 'of' (deprived of something).

'Heroic' is an adjective that describes or modifies the noun 'act'.

The verb 'insist' is followed by the fixed preposition 'on' when it is succeeded by a noun or gerund.

'Seldom' is an adverb of frequency, modifying the verb 'visits' to indicate how often the action occurs.

The adjective 'eligible' is followed by the fixed preposition 'for' to indicate suitability for something.

'Childhood' is an abstract noun that names a period of life. It functions as the direct object of the verb 'remembers'.

The verb 'differ' is followed by the preposition 'from' to indicate that two things are not the same. One thing differs 'from' another.