ISD 128 covers 29 topics. StudyPath paces them into daily study sessions that finish before your exam date, with practice questions and worked answers for each one.
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The topics this course covers, in teaching order.
One topic, as StudyPath teaches it.
Indefinite nouns such as *a*, *an*, *some*, *few*, *many*, *several* can start a sentence and function as the subject. Mastering their use is essential for correct subject‑verb agreement, clear sentence structure, and avoiding common exam pitfalls such as treating them as plural or singular.