[Grammar] Present Perfect

[Will17]

Hello,

Is the use of the Present Perfect in this sentence correct? :

"If you've finished the first exercise, move on to next one".

Thank you very much
W

 

[Rover_KE]

Yes, Will. It is.

Rover

 

[euncu]

Could we also say ?;

If you are done with the first...

Thanks in advance.

 

[Rover_KE]

That's not idiomatic in BE.

Rover

 

[2006]

Could we also say ?;

If you are done with the first... Yes, you can.

Thanks in advance.

2006