Inhalt: Collins Skills for the TOEFL iBT (R) Test is a two-book series (1 Listening/Speaking; 2 Reading/Writing) to help learners prepare for the 'Test of English as a Foreign Language', used by over 11,500 institutions in 160 countries as a measure of language ability. To date, 25 million learners have taken the test around the world. In particular these books are aimed at helping learners handle the integrated-skill aspect of the test, where they are required to produce responses based on mixed input.