The difference between ‘of ‘and ‘off’ – Free Spoken English Lessons
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A lot of people get confused when they have to use the two words ‘of’ and ‘off’. Though they sound the same, but their usage is very different. They cannot be used interchangeably.
Of: shows connection
1. The hat is made of cotton.
2. I eat a handful of nuts.(shows an amount/quantity)
3. Sarah is a friend of Mary.(shows the relationship between the two)
4. John is born on 1st of May.(connects the date and month)
5. He gave her a ring of diamonds.(consisting)
Off: always shows disconnection
1. Take off your hat. (remove your hat)
2. Stay off nuts for a few months. (stay away)
3. She always runs off without saying goodbye. (run away from a place)
4. His birthday is a long way off. (far away from today)
5. The wedding is called off. (cancelled)