This TOEFL book is different because it uses an integrated vocabulary learning system called recycling. Recycling is simple. Each exercise is divided into four quizzes. Quiz 1, a multiple-choice vocabulary quiz, introduces ten new words.
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Next, you will do Quiz 2. Quiz 2 is a sentence-completion quiz based on the ten words in Quiz 1. Next, you will do Quiz 3, a spelling quiz. The speaker on the CD will say the same ten words in turn. You will then have ten seconds to spell each word by saying it and typing it. Finally, you will do Quiz 4. Quiz 4 is a 60-word typing test based on the ten new words you have been recycling through Quizzes 1, 2 and 3, plus words, phrases and idioms recycled from previous exercises.