State verbs and action verbs

A meaning distinction, not two fixed word boxes

A state is a condition: what you know, believe, own, feel or are like. An activity is something happening or being done. Grammar books also use stative for state meanings and dynamic for activity or event meanings. An event such as rain does not need a person deliberately doing it.

• I know the access code. A state of knowledge.
• The technicians are testing the alarm. An activity in progress.

A state can be true right now. That does not mean you need the present continuous. I need another chair now states a current need. Nor does a state have to last forever: I own this boat can be true even if you plan to sell it next week.

With a state meaning, a simple form is normally the starting choice. With an activity meaning, both simple and continuous forms are possible. The simple can describe a habit; the continuous can present an activity in progress or a temporary situation.

Do not reduce this to "state = simple, action = continuous". An activity can use the simple, as I check shows. Do not reduce it to "temporary = continuous" either. Some temporary conditions still use a simple state meaning, and some verbs allow a continuous temporary-state reading. The verb and the intended meaning both matter.

Build the form normally

State verbs are not a separate tense. Once you choose a simple form, use the ordinary rules for agreement, negatives and questions. The base form is the verb without an ending, such as know or own. With an ordinary main verb in the present simple, add -s for he, she or it and singular names or nouns.

After does or doesn't, use the base form, not an extra -s. Main-verb be is different: The room is quiet. Is the room quiet? Do not add do to that pattern. The present simple and am, is and are: the verb be in the present give the full systems.

In an activity's present continuous, use am/is/are + -ing form. The matching form of be carries the agreement: She is measuring, not She are measuring.

The distinction also matters in past time. I knew the route describes knowledge then. I was checking the route presents an activity in progress then. The past form of know is knew; the continuous is not a replacement for an unfamiliar irregular past form. The past simple and The past continuous explain those forms.

Groups of state meanings

Use these groups to notice meanings, not to ban whole words from continuous forms. A word may appear in a group and still have another use. British Council's standalone explanation and its continuous reference use slightly different lists; the reference also includes need and owe.

A longer list is not a better decision rule. Think may express an opinion or an activity of considering. Have may express possession or an activity such as eating. Ask what the word means in this particular sentence.

These are different teaching scopes, not proof that a beginner cannot use I know.

Think, have and see: follow the meaning

Think: an opinion or active consideration

The words after the verb help. Think that... can give a belief; think about... can describe considering a topic. This is a useful meaning clue, not a claim that a following preposition chooses the tense automatically.

• We think the roof needs work. Our assessment.
• Please give us a minute. We're thinking about your proposal. Current consideration.

Have: possession or an activity

With ordinary possession, use a simple form: My aunt has a workshop. An activity with have can be simple for a routine or continuous for an activity in progress.

The presence of a noun after have does not settle the meaning. A battery is something you possess; a discussion is something you take part in. Have and have got explains possession patterns in more detail.

See: understand or meet

I see what you mean means that you understand. It does not describe deliberately looking at an object. See can also mean meet or visit someone; that activity can be simple or continuous.

• I see the problem with that plan. I understand the problem.
• I see my adviser each month. Repeated meetings.
• I'm seeing my adviser on Thursday. An arranged meeting.

The last example refers to the future. Continuous form does not necessarily mean "at this second". Present continuous and present simple for the future explains that future use.

Perception, observation and measurement

Taste, smell and look

A perception can describe how something seems to you. A deliberate act of testing or observing is a different meaning. Compare the meaning as well as the form.

The activity can also be a habit: The baker tastes each batch. It does not have to be continuous simply because someone does it deliberately. With look, appearance and directed looking are different patterns: looks tired versus looks at the clock.

Feel: do not force a false contrast

Feel can describe a quality you perceive: This cushion feels soft. It can also describe touching to find something out: The mechanic is feeling around behind the panel. Cambridge's dictionary records both these meanings.

Physical and emotional experience can allow either a simple or continuous form: I feel calmer today and I'm feeling calmer today. The continuous can present your current experience. Do not cross out the continuous merely because feel appears in a state-verb list. Nor does this mean every use of feel has identical choices; I feel that we should wait expresses an opinion.

Weigh: have a weight or measure it

The crate weighs thirty kilos gives its weight. The assistant is weighing the crate describes measuring that weight. Cambridge defines both meanings. The subject's role matters: the crate has the weight; the assistant is doing the measuring.

• The small package weighs less than a kilo. A measured property.
• The assistant is weighing the outgoing packages. A task in progress.

Measure can show a similar distinction between a dimension and an act of measuring. The wider lesson is not that measuring words always use one tense. Read the meaning and then decide whether you are presenting a property, a routine or an activity in progress.

Be, temporary states and informal choices

A quality versus behaviour

She is patient attributes a quality to her. She is being patient with the trainee presents her behaviour in this situation. This does not prove that the quality in the first sentence is permanent or that the behaviour in the second is false.

This behaviour reading is not available for every description with be. The shelf is metal describes its material. The shelf is being metal does not give that ordinary material description. Do not add being just to say that a description is true now.

Temporary does not settle everything

Cambridge's continuous reference includes temporary states such as living somewhere for a limited period. That does not cancel the ordinary simple choice with know or possession own. A useful question is "What meaning does this verb have here?", not only "Will this end?".

Equally, "Can someone do it on purpose?" is not a complete test. Feeling tired need not be deliberate, and an event can be in progress without a person causing it. Use deliberate action as one clue in examples such as tasting, not as a universal grammar rule.

Later informal and less-direct uses

Cambridge explicitly records continuous like and love for short-period reactions in very informal speech. For example, I'm loving this new puzzle can present your enjoyment while you do it. The neutral general preference is different: I love puzzles. This is a sourced register distinction, not a reason to mark every continuous like or love wrong.

British Council's introductory state-verb rule is more restricted than that Cambridge description. Keep the ordinary neutral pattern and the qualified informal use together instead of turning either into a universal ban or permission.

I'm asking for an extra week can present a request as an ongoing approach. This is a particular pragmatic use, not a claim that all continuous forms sound polite or that every verb on the list can be used this way. The present continuous covers later continuous uses.

What comes next

The present simple, The present continuous and Present continuous or present simple? explain the present forms and viewpoint contrast. The past simple and The past continuous take the distinction into past time. Have and have got gives possession patterns, while Present continuous and present simple for the future explains arrangements such as seeing someone tomorrow.