Final answer:
The verb in the sentence 'Some people worry almost all the time' is 'worry.' It describes the action that the people are conducting.
Step-by-step explanation:
The verb in the sentence “Some people worry almost all the time” is worry. A verb is a word that describes an action, an occurrence, or conveys a state of being. In this sentence, “worry” is the action that people are conducting and is thus the verb. The other options provided are not verbs: “people” is a noun, “almost” is an adverb modifying the verb, and “time” is also a noun.