Adverbs of frequency

Frequency Adverbs

Adverbs such as : always, already, ever, never, often, rarely, seldom, sometimes, still, usually,
are placed as follows in sentences :

After the verb BE : Tom is always late.

► Before other verbs : Tom sometimes takes the bus.

► Between two verbs : Tom has never travelled on the
Eurostar.

or after the first verb if there are more than two : I would never have thought that

EXCEPT if the second verb is an infinitive : Tom often needs to buy petrol


Frequency Phrases

Frequency phrases such as : every day, once in a while, etc. go at the beginning or at the end of sentences :

► I wash my hair every day.
► Once a month I go to the hairdresser's.

from: Learn English Today