剑桥的官方真题可不便宜，动不动五、六十，七、八十一本，整个几套，再加上点听力、口语、语法、阅读、写作的专项训练，四、五百块到小一千，就花出去了。 (Be aware: It's best to attempt this on the monster that's on your own without any other monsters all around it so that you can protect against mis-clicks, as mis-clicking will take in the taming merchandise whether you clicked about the mons... https://fernandozmvbj.blogminds.com/the-2-minute-rule-for-pet-system-di-ragnarok-online-34325805