But if you learn how to obtrude in the circulation while remaining polite with the others , there is no reason to be afraid .
But if you learn how to obtrude in the traffic while remaining polite with others , there is no reason to be afraid .
But if you learn how to obtrude in the traffic while remaining polite with others , there is no reason to be afraid .
이 문장의 문법 오류 수정: But if you learn how to obtrude in the circulation while remaining polite with the others , there is no reason to be afraid . 산출: