What a frequency adverb shows
A frequency adverb answers “how often?”. It describes a repeated action or habit, not a single event.
Always means “every time”, usually means “in most cases”, often means “many times”, sometimes means “on some occasions”, rarely means “not often”, and never means “at no time”. There are no universal numerical boundaries between these words: speakers choose them according to the situation.
I often call my parents.
I often call my parents.
Often shows that the action recurs regularly without claiming that it always happens.
We rarely eat out.
We rarely eat out.
Rarely indicates low frequency without a fixed number of times.
Neutral position: subject + adverb + verb
With an ordinary lexical verb, the basic position of a single-word frequency adverb is after the subject and before the verb. This is the most reliable neutral pattern at A1.
The adverb neither replaces the verb nor changes its form. It only adds frequency information.
subject + frequency adverb + main verb
- subject / S —
- The grammatical subject: who or what the clause is about; the verb agrees with it. In The book was written, the book is the subject, although someone else does the action.
- verb / V —
- A word for an action or state, such as work or be. The pattern determines its form.
- adverb —
- A word adding information about an action, quality or circumstance: slowly, very, often.
They usually start work at nine.
They usually start work at nine.
Usually follows the subject they and precedes the lexical verb start.
Mina never drinks coffee.
Mina never drinks coffee.
Never comes before drinks; drinks itself names the action.
The verb form still matters
In the Present Simple with he, she or it, the main verb still takes -s or the appropriate form, such as studies. The adverb comes before that form.
With I, you, we and they, use the base form of the verb. The adverb’s position is the same, but the verb form depends on the subject.
She often reads on the train.
She often reads on the train.
She needs reads, with often immediately before it.
They often read on the train.
They often read on the train.
They needs the base form read; the position of often does not change.
Do not separate the verb from its object
If the verb has an object, put the adverb before the verb in the basic pattern: often drink tea, usually check email. Do not insert it between the verb and a short object.
Some adverbs can naturally appear at the end or beginning of a sentence in other contexts. Here we practise neutral mid position specifically, so a grammatical version in another position may simply fall outside the exercise’s target.
I sometimes cook dinner.
I sometimes cook dinner.
Sometimes comes before cook, leaving cook dinner together as a unit.
Leo usually checks his email after lunch.
Leo usually checks his email after lunch.
Usually does not separate checks from its object his email.
Negatives and questions: a brief extension
In negatives with do not or does not, often, usually and always naturally come after the auxiliary and before the main verb: I do not usually drive. This does not mean the same as never: I never drive means that the action does not happen at all.
In a question, do or does moves before the subject, while the adverb remains before the main verb: Do you often cook? After does, the main verb takes its base form: Does she usually walk? This is a limited extension, not a complete separate topic on questions.
I don't usually work on Sundays.
I don't usually work on Sundays.
Usually comes between don’t and work; the negative does not mean that the person never works on Sundays.
Does Amir often take the bus?
Does Amir often take the bus?
Often comes before take, and the base form take is used after does.
Where not to apply the basic pattern mechanically
When be is the main verb, the adverb normally follows it: She is often busy. This is a neighbouring rule, so this material’s exercises focus on work, eat, call, walk and other action verbs.
With modals and multiple auxiliaries, mid position is determined separately. Similarly, sometimes, often and usually can begin a sentence for a different focus; initial always and never occur in special or stylistically marked cases. We therefore do not label every other position ungrammatical.
She is often busy after lunch.
She is often busy after lunch.
Here, is is a form of be, so often follows it; this marks the limit of the current rule.
Sometimes, I walk home.
Sometimes, I walk home.
Initial sometimes is grammatical; it belongs to a neighbouring learning focus.
Using the pattern in speech
First decide what frequency you want to express, then name the subject and put the chosen word before the lexical verb. After that, check the verb form.
An answer to How often...? does not have to contain a number. You can give a short natural sentence with a frequency adverb and add a detail if it is actually needed.
I usually cook at home, but I sometimes eat at a café.
I usually cook at home, but I sometimes eat at a café.
Two adverbs show two different frequencies, and both precede their main verbs.
My team rarely meets on Fridays.
My team rarely meets on Fridays.
The speaker chooses rarely according to their own judgement of the frequency, without an artificial percentage.
Common mistakes
Incorrect:I drink often coffee.
Correct:I often drink coffee.
In a neutral sentence, often comes before the lexical verb drink, not between it and the object coffee.
Incorrect:She usually walk to work.
Correct:She usually walks to work.
The adverb does not remove the need for agreement: she requires walks in the Present Simple.
Incorrect:They never eats meat.
Correct:They never eat meat.
They requires the base form eat; -s is unnecessary here.
Incorrect:Does Mark often cooks dinner?
Correct:Does Mark often cook dinner?
After the auxiliary does, the main verb takes the base form cook; often comes before it.