Progress Test Files 1--5 English File Intermediate Answer Key [2021] -

An answer key gives you the what . Understanding the why gives you fluency.

Explanation:

While simply looking up the answer key might give you a score, it won't improve your English. In this post, I’ll provide a —but more importantly, I’ll explain why each answer is correct and how to study for the specific grammar, vocabulary, and pronunciation traps hidden in these first five files. An answer key gives you the what