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Anonymous Posted 16 years ago
Grammar

Do/did

since when do you know
since when did you know

since when do you care
since when did you care

What are the differences/which is right?
  

Top answer

All are 'right' as they stand, since you have provided no context. 'Do' means a present act or condition and 'did' means a past act or condition.

  • All are 'right' as they stand, since you have provided no context.
  • 'Do' means a present act or condition and 'did' means a past act or condition.
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1 Answers
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All are 'right' as they stand, since you have provided no context. 'Do' means a present act or condition and 'did' means a past act or condition.

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