0552名刺は切らしておりまして
2019/10/09(水) 17:36:21.60ID:x/P6zLIRIt's rational. I started learning English by reading English newspapers every day. After 6 months I got a score of above 900 in TOEIC. My case is not ordinary, though.
If you are used to learning, you would get around 800 after a year has passed. If not it might be around 700 or slightly below 700. Anyway, you can improve very quickly.