Collins Cobuild Key Words for IELTS is a series of three books created for students preparing for the IELTS exam. By working through them in order, you can feel confident that you have mastered the vocabulary you need to achieve a high IELTS score. "Key Words for IELTS: Book 1: Starter" is an introduction to the first words and phrases you will need for IELTS. Revise from word lists organized by topic; Expand your vocabulary using the A-Z section; Understand what words mean through full-sentence definitions; Express yourself clearly using thousands of collocations and phrases; Familiarize yourself with IELTS-style language carefully selected from the Collins corpus.