How much time should I spend on reviewing answers per passage On SAT (reading or writing section)--English isn't my native language

I am an average or high SAT student ( I get 5 to 8 out of 10 or 11 questions per passage). . How much time should I spend on reviewing answers per passage. On SAT (reading or writing section). But English isn't my native language . Finally, I am a homeschooler and How can I focus because my brain recurring events most of time when I get out of home. Sorry, I know u aren't psychologiists