Step2-外语教学与研究出版社.ppt

高校外语教师骨干教师系列研修班（一）语料库在外语教学与研究中的应用 提纲 介绍Range32 教学功能 研究功能 英语专业学生口语词汇使用情况的研究 研究词频广度的工具 Range32 Paul Nation and Averil Coxhead Alex Heatley Range32的功能 教学功能 研究功能 基本概念 形符：单词(token) 类符：不重复的单词(type) 词族：同词根的单词(word family) Example In brief, the aim of formal education is to equip the young with the skills to earn a living, to have sound moral values, and as they grow up, to become responsible adults and loyal citizens(36). Example 词族 Lexical Frequency Profile 词频等级概貌 (Laufer Nation) 教学功能 What are the words in the text which the learner is not likely to know? Step 1 打开文件： c:/Workshop/Corpus Tools/ RANGE32 Step 2 Step 3: 选择文本 C:/workshop/xu/ELT/Pedagogic corpus/第1个摘要 Step 4:在 前面打√ Step 5: Save file as abstract in c:/workshop/workspace Step 6: 起文件名：abstract Step 7: click Step 8：Click Step 9: 处理完毕，关闭窗口 Step 10: 查看结果 C:/workshop/workspace/abstract.mrk 检查新课文的词频广度 Unmarked words are in Basewrd1.txt Words marked with 2 are in Basewrd2.txt Words marked with 3 are in Basewrd3.txt Words marked with ! are not in any of the lists Several 3factors work together to result in group work where everyone 3involved is interested, active and thoughtful. If these 3factors agree with each other then group work is likely to be successful. If they are not in agreement, group work is likely to be unsuccessful. The five 3factors are the learning 3goals of group work, the 3task, the way 2 information is 3distributed, the seating 2arrangement of the members of the group, and the social relationships between the members of the group. Range32的研究功能 检查学生的词频广度 Vocabulary size and use: lexical richness in L2 written production Batia Laufer Paul Nation Applied Linguistics, Vol. 16, No.3, 1995 Lexical Frequency Profiles Will there be a significant difference between the LFPs of different language proficiency levels? Will the LFP of the compositions correlate highly with the scores of the same learners on the active version of the Vocabulary Levels Test?