The costs are established by each centre. Should you are unsuccessful you can retake as often as you wish. At A1 and A2, you have to retake The entire exam.备注:以上内容,æ¥æºäºŽå…¬ä¼—å·â€œå¾·å›½ç•™å¦å°å§å§â€ï¼Œæˆ‘们ä¿ç•™åŽŸåˆ›… Read More