導讀 潘嗚威 Abbreviations Series Editors』note Acknowledgements l Introduction 2 Test—taker characteristics 3 Cognitive validity 4 Context validity 5 Scoring validity 6 Consequential validity 7 Criterion-related validity 8 Conclusions and recommendations Appendices Appendix A Sample Writing tasks from Main Suite examinations Appendix B Candidate Information Sheet Appendix C Revised method of assessment for IELTS Writing Appendix D Current Cambridge ESOL rating procedures and marking models Appendix E Standard procedures for the production of Writing examination materials Appendix F Minimum Professional Requirements for examiners Of ESOL Writing tests Appendix G Computer-based(CB)exam versions：Issues and directions Appendix HElectronic Script Management in Cambridge ESOL: Issues and directions References Subject index
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