To understand the significance of the Files 5-9 test, one must first understand the architecture of the New English File curriculum. Unlike traditional textbooks that rely on generic "Units," this series uses "Files."

Mastering English: A Comprehensive Guide to New English File Pre-Intermediate Progress Test (Files 5-9)

What time does the film start? a) 7:30 b) 8:00 c) 8:30

Using for and since to talk about duration, and identifying finished vs. unfinished time [2].