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Rommel Posted 9 years ago
Grammar

Can I use 'at' and 'on' interchangeably in the sentence? Should there be a comma between 'night' and 'Paul'?

Can I use 'at' and 'on' interchangeably in the sentence? Should there be a comma between 'night' and 'Paul'?


Almost every night, Paul heard a knock (at, on) the door.

  

Top answer

Yes, in this case at and on can both be used. The comma can be used, but looks optional - and makes sense either way.

— Asergh

  • Yes, in this case at and on can both be used.
  • The comma can be used, but looks optional - and makes sense either way.
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1 Answers
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Yes, in this case at and on can both be used.

The comma can be used, but looks optional - and makes sense either way.

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