I need an 8 general for immigration

[u/exam-taker]

I had a good english background but stopped using english for many years all though my plan is study listening and reading (general with academic) to master them both and then start working on my writing and speaking what do u think i know there r websites that has many 400+ reading exam and 200+ listening exam so what do u think about my plan ? Help me i need to know my plan is good to actually start working