true or false all the words in could have been prevented are verbs.

What do you think?

true

We need to know what Cadence thinks, not shelley.

To determine if all the words in the phrase "could have been prevented" are verbs, we can break down the phrase and examine each word individually.

1. "Could" is a modal verb indicating possibility or ability.
2. "Have" is a verb indicating possession or ownership.
3. "Been" is the past participle form of the verb "be," which is used to indicate a state of existence or a condition.
4. "Prevented" is the past participle form of the verb "prevent," which means to stop or hinder something from happening.

Based on this analysis, we can conclude that not all the words in the phrase "could have been prevented" are verbs. "Could" and "have" are auxiliary verbs, while "been" and "prevented" are past participles.