4000 Essential English Words 4
The 600 words in each book of this series along with the additional target words presented in the appendices included in the first three books of the series are the most useful words in English. They were found by analysis of a collection of English course books from various levels in the primary, secondary and tertiary school systems. The words included in this series were chosen because they occurred many times in different levels of these materials. Because of the way that they were chosen, these words have the following characteristics:
- They are useful in both spoken and written English. No matter what English course you are studying, the words in these books will be of value to you.
- Each word in these books is a high-frequency word. This means that the effort in learning the words is well repaid by the number of times learners have a chance to encounter or use them.
- These books as a whole cover a large proportion of the words in any spoken or written text. They cover at least 80% of the words in newspapers and academic texts, and at least 90% of the words in novels. They also cover at least 90% of the words in conversation.
The activities in "4000 Essential English Words" are specially designed to make use of important learning conditions. Firstly, the words are introduced using sentence definitions and an example sentence. The activities that follow in the units encourage learners to recall the meanings and forms of the words. Some activities also make the learners think about the meaning of the words in the context of a sentence—a sentence different from the sentences that occurred in the introduct