Lengra
Yes, actually...
How long are you studying English?
It's better to say "How long have you been studying english?".
I used to read lot's of sci-fi book in electronic version becose it's cheaper
I've read a lot of electronic versions of sci-fi books, because it's cheaper.
(Actually I'm not sure about this one, but I really feel that something is missing here)
Here you are
Here you go
However I've decided not to correct mistakes, but if someone asks, then I can point out whatever seems wrong to me in his/her respondings.