Young Adults

Business Express

Business Express is an American English course designed for professional people in all walks of life who need to ...

Elevator

Elevator is a motivating four-level general English course that combines topic-based content with a specific, easy-to-teach ...

English Grammar in Steps

English Grammar in Steps is a concise reference and practice grammar book for pre-intermediate to upper intermediate students and ...

Essential Grammar for the iBT

Delta’s Key to the TOEFL Test®: Essential Grammar for the iBT reviews the grammar that is fundamental to success on the ...

Friends

Friends is a two-level program for high school students. It presents English in a fun and practical way, making language ...

Pass the TOEIC Test

Pass the TOEIC Test is a thoroughly comprehensive, authentic and up-to-date preparation course for the TOEIC test. Ideal for ...

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