Introduction 4
Table of Contents 5
Howto Study 6
Unit 1 Bullying 9
Unit 2 Internet Addiction 25
Unit 3 Extracurricular Activities 41
Unit 4 Self-esteem 57
Appendix 74
Words＆Expressions 74
Power Up！Listening_Dictation＆Script 81
Level 5 Book 2 Syllabus 84