... is(is/are) Period 19: Unit 4: School activitiesSection B 1,2 ,3 Vocabulary:1. Listen and repeat? What is he doing?- He’s doing English exercises?2. Let’s talk 3. Listen and checkHomework: ... Period 19: Unit 4: School activitiesSection B 1,2 ,3 Vocabulary:- English exercise (n) Bài tập tiếng anh- Riding a bike (v) Đi xe đạp- Playing football (v) Chơi đá bóng Period 19: Unit 4: ... 4: School activitiesSection B 1,2 ,3 1. Listen and repeatWhat’s he doing?He’s doing English exercises? Period 19: Unit 4: School activitiesSection B 1,2 ,3 1. Listen and repeat- He’s doing...