- Lesson 4.1.1: American English Lessons with Maestro Sersea
- Lesson 4.1.2: American English Lessons with Maestro Sersea
- Lesson 4.1.3: American English Lessons with Maestro Sersea
- Lesson 4.1.4: American English Lessons with Maestro Sersea
- Lesson 4.2.1: American English Lessons with Maestro Sersea
- Lesson 4.2.2: American English Lessons with Maestro Sersea
- Lesson 4.2.3: American English Lessons with Maestro Sersea
- Lesson 4.2.4: American English Lessons with Maestro Sersea
- Lesson 4.3.1: American English Lessons with Maestro Sersea
- Lesson 4.3.2: American English Lessons with Maestro Sersea
- Lesson 4.3.3: American English Lessons with Maestro Sersea
- Lesson 4.3.4: American English Lessons with Maestro Sersea
- Lesson 4.4.1: American English Lessons with Maestro Sersea
- Lesson 4.4.2: American English Lessons with Maestro Sersea
- Lesson 4.4.3: American English Lessons with Maestro Sersea
- Lesson 4.4.4: American English Lessons with Maestro Sersea
- Lesson 4.5.1: American English Lessons with Maestro Sersea
- Lesson 4.5.2: American English Lessons with Maestro Sersea
- Lesson 4.5.3: American English Lessons with Maestro Sersea
- Lesson 4.5.4: American English Lessons with Maestro Sersea
- Lesson 4.6.1: American English Lessons with Maestro Sersea
- Lesson 4.6.2: American English Lessons with Maestro Sersea
- Lesson 4.6.3: American English Lessons with Maestro Sersea
- Lesson 4.6.4: American English Lessons with Maestro Sersea
- Lesson 4.7.1: American English Lessons with Maestro Sersea
- Lesson 4.7.2: American English Lessons with Maestro Sersea
- Lesson 4.7.3: American English Lessons with Maestro Sersea
- Lesson 4.7.4: American English Lessons with Maestro Sersea
- Lesson 4.8.1: American English Lessons with Maestro Sersea
- Lesson 4.8.2: American English Lessons with Maestro Sersea
- Lesson 4.8.3: American English Lessons with Maestro Sersea
- Lesson 4.8.4: American English Lessons with Maestro Sersea
- Lesson 4.9.1: American English Lessons with Maestro Sersea
- Lesson 4.9.2: American English Lessons with Maestro Sersea
- Lesson 4.9.3: American English Lessons with Maestro Sersea
- Lesson 4.9.4: American English Lessons with Maestro Sersea
- Lesson 4.10.1: American English Lessons with Maestro Sersea
- Lesson 4.10.2: American English Lessons with Maestro Sersea
- Lesson 4.10.3: American English Lessons with Maestro Sersea
- Lesson 4.10.4: American English Lessons with Maestro Sersea
- Lesson 4.11.1: American English Lessons with Maestro Sersea
- Lesson 4.11.2: American English Lessons with Maestro Sersea
- Lesson 4.11.3: American English Lessons with Maestro Sersea
- Lesson 4.11.4: American English Lessons with Maestro Sersea
- Lesson 4.12.1: American English Lessons with Maestro Sersea
- Lesson 4.12.2: American English Lessons with Maestro Sersea
- Lesson 4.12.3: American English Lessons with Maestro Sersea
- Lesson 4.12.4: American English Lessons with Maestro Sersea
- Lesson 4.13.1: American English Lessons with Maestro Sersea
- Lesson 4.13.2: American English Lessons with Maestro Sersea
- Lesson 4.13.3: American English Lessons with Maestro Sersea
- Lesson 4.13.4: American English Lessons with Maestro Sersea
- Lesson 4.14.1: American English Lessons with Maestro Sersea
- Lesson 4.14.2: American English Lessons with Maestro Sersea
- Lesson 4.14.3: American English Lessons with Maestro Sersea
- Lesson 4.14.4: American English Lessons with Maestro Sersea
- Lesson 4.15.1: American English Lessons with Maestro Sersea
- Lesson 4.15.2: American English Lessons with Maestro Sersea
- Lesson 4.15.3: American English Lessons with Maestro Sersea
- Lesson 4.15.4: American English Lessons with Maestro Sersea
- Lesson 4.16.1: American English Lessons with Maestro Sersea
- Lesson 4.16.2: American English Lessons with Maestro Sersea
- Lesson 4.16.3: American English Lessons with Maestro Sersea
- Lesson 4.16.4: American English Lessons with Maestro Sersea
- Lesson 4.17.1: American English Lessons with Maestro Sersea
- Lesson 4.17.2: American English Lessons with Maestro Sersea
- Lesson 4.17.3: American English Lessons with Maestro Sersea
- Lesson 4.17.4: American English Lessons with Maestro Sersea
- Lesson 4.18.1: American English Lessons with Maestro Sersea
- Lesson 4.18.2: American English Lessons with Maestro Sersea
- Lesson 4.18.3: American English Lessons with Maestro Sersea
- Lesson 4.18.4: American English Lessons with Maestro Sersea
- Lesson 4.19.1: American English Lessons with Maestro Sersea
- Lesson 4.19.2: American English Lessons with Maestro Sersea
- Lesson 4.19.3: American English Lessons with Maestro Sersea
- Lesson 4.19.4: American English Lessons with Maestro Sersea
- Lesson 4.20.1: American English Lessons with Maestro Sersea
- Lesson 4.20.2: American English Lessons with Maestro Sersea
- Lesson 4.20.3: American English Lessons with Maestro Sersea
- Lesson 4.20.4: American English Lessons with Maestro Sersea
- Lesson 4.21.1: American English Lessons with Maestro Sersea
- Lesson 4.21.2: American English Lessons with Maestro Sersea
- Lesson 4.21.3: American English Lessons with Maestro Sersea
- Lesson 4.21.4: American English Lessons with Maestro Sersea
- Lesson 4.22.1: American English Lessons with Maestro Sersea
- Lesson 4.22.2: American English Lessons with Maestro Sersea
- Lesson 4.22.3: American English Lessons with Maestro Sersea
- Lesson 4.22.4: American English Lessons with Maestro Sersea
- Lesson 4.23.1: American English Lessons with Maestro Sersea
- Lesson 4.23.2: American English Lessons with Maestro Sersea
- Lesson 4.23.3: American English Lessons with Maestro Sersea
- Lesson 4.23.4: American English Lessons with Maestro Sersea
- Lesson 4.24.1: American English Lessons with Maestro Sersea
- Lesson 4.24.2: American English Lessons with Maestro Sersea
- Lesson 4.24.3: American English Lessons with Maestro Sersea
- Lesson 4.24.4: American English Lessons with Maestro Sersea
- Lesson 4.25.1: American English Lessons with Maestro Sersea
- Lesson 4.25.2: American English Lessons with Maestro Sersea
- Lesson 4.25.3: American English Lessons with Maestro Sersea
- Lesson 4.25.4: American English Lessons with Maestro Sersea
- Lesson 4.26.1: American English Lessons with Maestro Sersea
- Lesson 4.26.2: American English Lessons with Maestro Sersea
- Lesson 4.26.3: American English Lessons with Maestro Serse
- Lesson 4.26.4: American English Lessons with Maestro Serse
- Lesson 4.27.1: American English Lessons with Maestro Sersea
- Lesson 4.27.2: American English Lessons with Maestro Sersea
- Lesson 4.27.3: American English Lessons with Maestro Sersea
- Lesson 4.27.4: American English Lessons with Maestro Sersea
- Lesson 4.28.1: American English Lessons with Maestro Sersea
- Lesson 4.28.2: American English Lessons with Maestro Sersea
- Lesson 4.28.3: American English Lessons with Maestro Sersea
- Lesson 4.28.4: American English Lessons with Maestro Sersea
- Lesson 4.29.1: American English Lessons with Maestro Sersea
- Lesson 4.29.2: American English Lessons with Maestro Sersea
- Lesson 4.29.3: American English Lessons with Maestro Sersea
- Lesson 4.29.4: American English Lessons with Maestro Sersea
- Lesson 4.30.1: American English Lessons with Maestro Sersea
- Lesson 4.30.2: American English Lessons with Maestro Sersea
- Lesson 4.30.3: American English Lessons with Maestro Sersea
- Lesson 4.30.4: American English Lessons with Maestro Sersea
- Lesson 4.31.1: American English Lessons with Maestro Sersea
- Lesson 4.31.2: American English Lessons with Maestro Sersea
- Lesson 4.31.3: American English Lessons with Maestro Sersea
- Lesson 4.31.4: American English Lessons with Maestro Sersea
- Lesson 4.32.1: American English Lessons with Maestro Sersea
- Lesson 4.32.2: American English Lessons with Maestro Sersea
- Lesson 4.32.3: American English Lessons with Maestro Sersea
- Lesson 4.32.4: American English Lessons with Maestro Sersea
- Lesson 4.33.1: American English Lessons with Maestro Sersea
- Lesson 4.33.2: American English Lessons with Maestro Sersea
- Lesson 4.33.3: American English Lessons with Maestro Sersea
- Lesson 4.33.4: American English Lessons with Maestro Sersea
- Lesson 4.34.1: American English Lessons with Maestro Sersea
- Lesson 4.34.2: American English Lessons with Maestro Sersea
- Lesson 4.34.3: American English Lessons with Maestro Sersea
- Lesson 4.34.4: American English Lessons with Maestro Sersea
- Lesson 4.35.1: American English Lessons with Maestro Sersea
- Lesson 4.35.2: American English Lessons with Maestro Sersea
- Lesson 4.35.3: American English Lessons with Maestro Sersea
- Lesson 4.35.4: American English Lessons with Maestro Sersea
- Lesson 4.36.1: American English Lessons with Maestro Sersea
- Lesson 4.36.2: American English Lessons with Maestro Sersea
- Lesson 4.36.3: American English Lessons with Maestro Sersea
- Lesson 4.36.4: American English Lessons with Maestro Sersea
- Lesson 4.37.1: American English Lessons with Maestro Sersea
- Lesson 4.37.2: American English Lessons with Maestro Sersea
- Lesson 4.37.3: American English Lessons with Maestro Sersea
- Lesson 4.37.4: American English Lessons with Maestro Sersea
- Lesson 4.38.1: American English Lessons with Maestro Sersea
- Lesson 4.38.2: American English Lessons with Maestro Sersea
- Lesson 4.38.3: American English Lessons with Maestro Sersea
- Lesson 4.38.4: American English Lessons with Maestro Sersea
- Lesson 4.39.1: American English Lessons with Maestro Sersea
- Lesson 4.39.2: American English Lessons with Maestro Sersea
- Lesson 4.39.3: American English Lessons with Maestro Sersea
- Lesson 4.39.4: American English Lessons with Maestro Sersea
- Lesson 4.40.1: American English Lessons with Maestro Sersea
- Lesson 4.40.2: American English Lessons with Maestro Sersea
- Lesson 4.40.3: American English Lessons with Maestro Sersea
- Lesson 4.40.4: American English Lessons with Maestro Sersea
- Lesson 4.41.1: American English Lessons with Maestro Sersea
- Lesson 4.41.2: American English Lessons with Maestro Sersea
- Lesson 4.41.3: American English Lessons with Maestro Sersea
- Lesson 4.41.4: American English Lessons with Maestro Sersea
- Lesson 4.42.1: American English Lessons with Maestro Sersea
- Lesson 4.42.2: American English Lessons with Maestro Sersea
- Lesson 4.42.3: American English Lessons with Maestro Sersea
- Lesson 4.42.4: American English Lessons with Maestro Sersea
- Lesson 4.43.1: American English Lessons with Maestro Sersea
- Lesson 4.43.2: American English Lessons with Maestro Sersea
- Lesson 4.43.3: American English Lessons with Maestro Sersea
- Lesson 4.43.4: American English Lessons with Maestro Sersea
- Lesson 4.44.1: American English Lessons with Maestro Sersea
- Lesson 4.44.2: American English Lessons with Maestro Sersea
- Lesson 4.44.3: American English Lessons with Maestro Sersea
- Lesson 4.44.4: American English Lessons with Maestro Sersea
- Lesson 4.45.1: American English Lessons with Maestro Sersea
- Lesson 4.45.2: American English Lessons with Maestro Sersea
- Lesson 4.45.3: American English Lessons with Maestro Sersea
- Lesson 4.45.4: American English Lessons with Maestro Serse
- Lesson 4.46.1: American English Lessons with Maestro Serse
- Lesson 4.46.2: American English Lessons with Maestro Serse
- Lesson 4.46.3: American English Lessons with Maestro Serse
- Lesson 4.46.4: American English Lessons with Maestro Serse
- Lesson 4.47.1: American English Lessons with Maestro Serse
- Lesson 4.47.2: American English Lessons with Maestro Serse
- Lesson 4.47.3: American English Lessons with Maestro Serse
- Lesson 4.47.4: American English Lessons with Maestro Serse
- Lesson 4.48.1: American English Lessons with Maestro Serse
- Lesson 4.48.2: American English Lessons with Maestro Sersea
- Lesson 4.48.3: American English Lessons with Maestro Sersea
- Lesson 4.48.4: American English Lessons with Maestro Sersea
- Lesson 4.49.1: American English Lessons with Maestro Sersea
- Lesson 4.49.2: American English Lessons with Maestro Sersea
- Lesson 4.49.3: American English Lessons with Maestro Sersea
- Lesson 4.49.4: American English Lessons with Maestro Sersea
- Lesson 4.50.1: American English Lessons with Maestro Sersea
- Lesson 4.50.2: American English Lessons with Maestro Sersea
- Lesson 4.50.3: American English Lessons with Maestro Sersea
- Lesson 4.50.4: American English Lessons with Maestro Sersea
- Lesson 4.51.1: American English Lessons with Maestro Sersea
- Lesson 4.51.2: American English Lessons with Maestro Sersea
- Lesson 4.51.3: American English Lessons with Maestro Sersea
- Lesson 4.51.4: American English Lessons with Maestro Sersea
- Lesson 4.52.1: American English Lessons with Maestro Sersea
- Lesson 4.52.2: American English Lessons with Maestro Sersea
- Lesson 4.52.3: American English Lessons with Maestro Sersea
- Lesson 4.52.4: American English Lessons with Maestro Sersea