Learners with competent affix knowledge will be able to expand their vocabulary, especially their knowledge of derivatives, and thereby, to read material containing unfamiliar words, Affix knowledge contributes to determining how well a learner reads new words (Nagy et al.

Most residential names in the 3 cities have suffixal identifier words.

A modified segmentation method based on the study of segmentation knowledge and segmentation accuracy is proposed.

After reflection on some common assumption in English teaching and learning,the article probes such terms as vocabulary size and lexical knowledge,the common practice and weaknesses in college English teaching and learning.

<Abstrcat>This paper explores three phases of understanding lexical knowledge from a cognitive point of view in vocabulary learning.

The author holds that too much emphasis has been put on the vocabulary enlargement, while the deepening of lexical knowledge is comparatively neglected.

But how much on earth is the function of etymology knowledge in vocabulary teaching and learning has not yet been counted or measured in quantitative ways.