A. always / usually / often etc.
These words (always / never / sometimes / ever / rarely / seldom / just / still / already / all / both) are often with the verb in the middle of a sentence:
• My brother never speaks to me.
• She's always late.
• Do you often go to restaurants?
• I sometimes eat too much. (or Sometimes I eat too much.)
• I don't want to go to the cinema. I've already seen the film.
• I've got three sisters. They're all married.
B. always / never etc. go before the verb:
always
often
never
etc.
go
play
feel
etc.
• I always go to work by car. (not 'I go always')
• Ann often plays tennis. (not 'Ann plays often tennis')
• You sometimes look unhappy.
• They usually have dinner at 7 o'clock.
• We rarely (or seldom) watch television.
• Richard is a good footballer. He also plays tennis and volleyball. (not 'He plays also tennis')
• I've got three sisters. They all live in London.
but always / never etc. go after am / is / are / was / were:
• I am never ill. (not 'I never am ill')
• They are usually at home in the evenings.
• It is often very cold here in winter.
• When I was a child, I was always late for school.
• 'Where's Linda?' 'She's still in bed.'
• I've got two brothers. They're both doctors.
C. always / never etc. go between two verbs (have ... been / can ... find etc.):
verb 1
will
can
do
etc.
always
often
never
etc.
verb 2
go
remember
etc.
• I will always remember you.
• It doesn't often rain here.
• Do you usually go to work by car?
• I can never find my keys.
• Have you ever been to Rome?
• A: Where's Linda?
B: She just gone out. (she's = she has)
• A: Where are your friends?
B: They've all gone to the cinema.
always / never etc. + verb
never speaks to me
always late
often go to restaurants
after be
am never ill
are usually at home
was always late
between two verbs
will always remember
can never find
have just gone