: Marco relied on the book's strategy for the Structure section, which was unique to the CBT. He learned to identify "distractors" in multiple-choice questions that often tripped up non-native speakers.

On a rainy Tuesday, Marco arrived at a secure testing center. Unlike the rows of desks and No. 2 pencils of the past, he was sat in front of a heavy CRT monitor.

The TOEFL CBT was eventually replaced by the (Internet-Based Test), but the legacy of the Cliffs Test Prep series remains a cornerstone for students looking for structured, "to-the-point" academic preparation.