We don't use some verbs in continuous forms. These verbs are called stative verbs and include: believe, hate, know, like, love, mean, need, own, prefer, understand, want.
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Stative verbs (also known as non-continuous verbs) describe a state rather than an action. That's why we usually don't use them in continuous tenses.
Here are the meanings of the verbs you may not know:
- believe: to accept that something is true
- hate: to dislike someone or something very much
- know: to have information in your mind
- like: to enjoy or approve of something
- love: to have a strong feeling of affection for someone or something
- mean: to express or represent something such as an idea, thought, or fact
- need: to require (something) because it is essential or very important
- own: to have something as your property
- prefer: to like (one thing or person) better than another
- understand: to perceive the intended meaning of (words, a language, or a speaker)
- want: have a desire to possess or do (something); wish for