English Grammar B2-c1

Future House Languages S.L

Activate Advanced C1: A Complete Self-Study Course

Cambridge University Press

Advanced Grammar in Use Book with Answers: A Self-Study Reference and Practice Book for Advanced Learners of English

Trinity Whitebridge

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B2-C1 ENGLISH VOCABULARY AND GRAMMAR BOOSTER: PRACTICE ACTIVITIES FOR ENGLISH STUDENTS (English Edition)

Cambridge University Press

English Grammar in Use Book with Answers and Interactive eBook: A Self-study Reference and Practice Book for Intermediate Learners of English [Lingua inglese]

Independently published

Upper-Intermediate English Test Practice B2 C1  

Hoepli

Active English grammar. A practical guide for Italian learners [Lingua inglese]

Loescher

English grammari in use. Per le Scuole superiori. Con CD-ROM: A Self-study Reference and Practice Book for Intermediate Students of English

Vibranart

English Grammar                                  

Cengage Learning EMEA

Real English Grammar Pre-Intermediate