1. 以英語授課之利弊 張郇慧 國立政治大學英文系

2. All things considered Subject Learners Teachers Supportive system: administrative Affective variables

3. Subject Nature of the course  Skill course  Content course Technicality  Vocabulary, terminology Purposes of teaching: conceptual understanding or factual information; comprehension or production Knowledge: new or old?

4. Learners Language proficiency Intelligibility Student composition Schema and background knowledge Learner styles Learning experience: Affective variable ‘foreign’ or ‘alienation’, efficiency, positive, relaxed

5. Learners Comprehensible input Type of tasks Teachers’ delivery

6. Teachers Teacher’s roles and purpose of teaching Delivery and presentation skills Complexity of the course Teaching method Time spent in preparation Provider of comprehensible input Language model

7. Supportive system Methodology Approaches Techniques: viewing, listening Technology, visual aids

8. Affective variables Motivation Learning/teaching experience Self-esteem State-of-mind Relaxed Feeling towards learning: positive? Alienated?

9. Possible disadvantages Lack of special knowledge Lack of interest Barrier in comprehension Inefficiency in explanation Conceptual complexity of the course  compounded difficulty on the part of teachers, students and the subject matter leading to hostility and alienation towards learning

10. Possible advantages Exposure to spoken language Emergence in an English environment

11. To use or not to use? That ’ s the question. Purpose Preparedness of teachers, learners Attitude towards the language