What words are the verbs in this sentence?

He suffered an injury to his knee, and this is causing him pain and discomfort

suffered

is causing

To identify the verbs in a sentence, you need to identify the words that depict actions, states, or occurrences. In the given sentence, the verbs are as follows:

1. suffered - This is the main verb, describing the action of experiencing something unpleasant.
2. causing - This is a verb form of the word "cause," denoting the action of producing a particular effect or result.
3. is - This linking verb connects the subject "this" to the subject complement "causing."
4. experiencing (implied) - Although not explicitly stated, "experiencing" can be inferred as a verb that describes the action of feeling pain and discomfort.

To identify the verbs in a sentence, it helps to recognize different verb forms, such as past or present tense, gerunds, or participles.