... are polluting the air d.Trash is polluting the land, the rivers c The pollution comes from gases and and the oceans trash d Trash is polluting the land, rivers and II.B 2-Listen and read oceans ... Period 101 : Unit 16 : (cont) Lesson 4: B3,4,5,7 A/ The aims and objectives: 1 -The aims: By the end of the lesson, students will be able to about how the environment is polluted and what they can ... V-ing b g d Don`t + V+O S+ be + Unit 16: B1,2 Vocabulary V/ Homework ( 2’ ) - Ask Sts to study vocab + exercises in the exercie book - Prepare: Unit 16: B3,4,5,7 comands+ tenses Planning date:22/...