How can i differentiate between verbals and verbs in a sentence?

The three verbals— gerunds, infinitives, and participles—are formed from verbs, but are never used alone as action words in sentences. Instead, verbals function as nouns, adjectives, or adverbs. These verbals are important in phrases. The gerund ends in -ing and functions as a noun.

Explanation:

the incorrect statement about jews is: d. jews began migrating to germany after the end of world war i. jews migrated throughout the world across many centuries, and that was also the case with germany, the migration began before the end of world war i, but there was an emigration wave before the start of the world war ii.

the patriots are