U6. Lesson 1. Alexander the Great. Reading B (p52) U6. Lesson 1. Listening (p53) U6. Lesson 1. Pronunciation A (p53) U6. Lesson 1. Pronunciation A (p99) U6. Lesson 1. Pronunciation B (p53) U6. Lesson 1. Reading C (p52) U6. Lesson 1. Reading D (p52) U6. Lesson 2. Heroes. Reading B (p54) U6. Lesson 2. Reading B (p54) U6. Lesson 3. Listening A (p57) U6. Listening, Exercise A (p52) U6. Listening, Exercise B (p52) U6. Smash hits A (p59) U6. Smash Listening Challenge (p58) U6. Speaking, Exercise A, Asking about a place (p51) U6. Water, Water, Everywhere? Reading, A precious Resource (p47) U6.11 U6.15a U6.15b U6.15c U6.15d U6.19a U6.19b U6.19c U6.3 U6.P1.E4 U6.P3.E2 U6.P3.E3 U6.P3.E4 U6.P64 U6.P65 U6.P66 U6.P68 U6.P69 U6.P72 U6.Pr1