The document provides frequency adverbs and expressions in order of most to least frequent, and examples of their placement in sentences. It lists adverbs like "hardly ever", "never", and "always", and expressions like "once a month" and "every Saturday". It then gives example sentences using these terms and identifies rules for their placement - frequency adverbs go before the verb "be" and after other verbs, while other expressions generally go at the end of sentences. It concludes with an example response using the expression "once in a blue moon".

1. Frequency Adverbs & Expressions Grammar

2. Put these frequency adverbs in order hardly ever – not (very) often – never – sometimes – always – occasionally – usually/normally/generally – often

3. Put these frequency expressions in order once every three months – twice a day – three times a week – every Saturday – once a month – once or twice a year – every couple of weeks once or twice a year

4. Look at the sentences 1-3. Then complete the rules with “before”, “after” or “at the end of” The British are always happy when they’re socialising. British people usually go on holiday once a year . 35% normally do some gardening every weekend . RULES Frequency adverbs go .................. the verb “be”. Frequency adverbs go ............................ other verbs. Other frequency expressions usually go ................................ the sentence.

5. A: Does your husband cook for you? B: Oh, yes, once in a blue moon !