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。 We're Not likely to be shifting this any time before long. Though we do offer a "Pro" member account that comes with additional options, no member or customer is ever essential to buy that. It truly is absolutely optional and our Internet sit... https://maps.app.goo.gl/DDFYFi8GjfBjWuW79