Frequency Words

Affirmative: Subj + Frequency word + Verb + Compl. *
(Almost it's like that, but when we use the verb "to be" we have to put the the verb before the frequency word)
Subj + "to be" + Frequency word + Compl.

Negative: Subj + Don't / doesn't + Frequency word + Compl.
Subj + "to be" + not + Frequency word + Compl.

Interrogative: How often + do/does + Subj + Verb + Compl. + ?