Advanced Grammar in Use Book with Answers and Interactive eBook: A Self-study Reference and Practice Book for Advanced Learners of English (Cambridge Advanced Grammar in Use) (Martin Hewings) が、Amazon洋書ランキング24時間で、238位⇒21位に急浮上しました。
https://j.mp/2z8mmdQ
Cambridge University Press, Martin Hewings(著) 2015/6/18発売
j.mp