Learn English B1

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THE SPEAK ENGLISH, READ ENGLISH, WRITE ENGLISH ACTIVITY BOOK: for children and adults, A2 to B1

Zigzag English

THE SPEAK ENGLISH, READ ENGLISH, WRITE ENGLISH ACTIVITY BOOK: for adults and teenagers, B1 to B2

Teach Yourself

Short Stories in English for Intermediate Learners: Read for Pleasure at Your Level and Learn English the Fun Way!

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Ghost Stories: CEFR level B1 (ELT Graded Reader)

Collins

Death on the Nile: B1                            

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Jekyll and Hyde: CEFR level B1 (ELT Graded Reader)

DK

English for Everyone Business English Course Book Level 2: A Complete Self-Study Programme

Stories for B1 English Learners: Intermediate Short Tales to Improve Your English (Short Stories For English Learners) (English Edition)

Collins

Murder on the Orient Express: B1                

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1984: CEFR level B1 (ELT Graded Reader)