Petr Juna Posted 10 years ago
Grammar

I'll email you some more photos when I have had some sleep.

I'll email you some more photos when I have had some sleep.

Why is used in second sentence present perfect if person who saying this talking about future. Is anyone able to explain this? Thanks
  

Top answer

Petr Juna Why is used in second sentence present perfect if person who saying this talking about future. After the subordinator 'when' (and other subordinating conjunctions of time), the present tense is taken to mean the future, and the present perfect is taken to mean the past of the future. I will help you when I am ready.

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Petr JunaWhy is used in second sentence present perfect if person who saying this talking about future.
After the subordinator 'when' (and other subordinating conjunctions of time), the present tense is taken to mean the future, and the present perfect is taken to mean the past of the future.

I will help you when I am ready. (when, in the futu