1、话题词语的运用特点凡是语篇皆有话题，话题在语篇中主要通过话题标志性词语，即话题词语来体现。我们可根据话题背景知识来识别话题词语，比如在一个以university为话题的语篇中，有可能出现professor、lecturer、campus、class、education、teaching、learning、department、college等词语；在关于research的语篇中，则有可能出现researcher、scientist、experiment、subject、method、instrument、result等词语。课文THE FRESHMAN CHALLENGE一文中的话题词语分为单
2、个话题词语和多个话题词语（词块）两类：1.单个话题词语：freshman、week、maths、English、chemistry、Chinese、fluent、graduate、adviser、coach、Wednesday、homework等；2.多个话题词语（词块）：senior high school、junior high school、take a course、school adviser、choose the suitable ones、world history、a very difficult language、sign up for advanced literature
3、、extra-curricular activities、join the school football team、didnt play well、improve on my own、make the team、join a volunteer club、work at a soup kitchen、hand out food to homeless people、study harder as a senior high school student、keep up with the other students、my advanced course、be well prepared for university等。掌握话题词语不仅有助于我们在阅读理解中快速地捕捉话题，准确地解读语篇的话题意义，而且还有助于我们在写作中系统深入地介绍某一话题。
