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Although the TOEFL iBT does not have a discrete grammar section, knowledge of English sentence structure is important throughout the test. Essential Grammar for the iBT reviews the skills that are fundamental to success on tests. Content includes noun and verb forms, clauses, agreement, parallel structure, punctuation, and much more. The book may be used in conjunction with the other texts in the Delta's Key to the Next Generation TOEFL Test series or as a standalone grammar text for intermediate and advanced students.