Introduction 1. what are the factors that affect foreign language learning   1.1 the learner   1.2 Teaching & environment   1.3 Learning 2. What are learning strategies? 3. Research on learning strategies?   3.1 Naiman et al's research     3.1.1 MS. A     3.1.2 MS. B     3.1.3 Something we can learn   3.2 Wen's Case     * The book 4. A checklist for GLL   4.1 Other findings   4.2 Rubin's list   4.3 More 5. Conclusion