Abstract
Based on a self-built corpus, the present research carries out a longitudinal study method, which explores the developmental tendency of productive vocabulary in English writing from the aspect of lexical frequency profile and the lexical complexity of vocabulary breadth. The study examines the final examination compositions of 30 tertiary English majors in the first six semesters with the method of Lexical Frequency Profile. The study result indicates that the development of lexical complexity in productive vocabulary breath presents a straight-line progress, it does not exist the plateau phenomenon during the development of productive vocabulary.
Sign-in/Register to access full text options 
Free) 
Talk to us
Join us for a 30 min session where you can share your feedback and ask us any queries you have
Schedule a call
