Session 5 - Unit 1: Present continuous passive
Unit 1, page 23

Session 2 - Unit 1: Present simple
Unit 1, page 16, 17

Session 3 - Unit 1: Present continuous
Unit 1, page 16, 17

Session 4 - Unit 1: Present simple passive
Unit 1, page 19

Session 1 - Unit 1: Use of English -ing forms
Unit 1, page 13
