... 152. twelve b. 203. fifteen c. 17 4. seventeen d. 135. twenty e. 186. eighteen f. 12unit four: my classroomsection b4 -7 p .44 -45 4. Read and answer. P – 44 : Ss’ bookAnswer:1. No, it isn’t2. ... pencil (n)3. pencil box (n) 4. note book(n key1.maps2.pencils3.pencil boxes 4. note booksUnit four: My classroomSection A 4- 7 4. Listen and check . P – 40 Ss’ bookTypescripts:1.Hello. ... key:1 – b2 – c3 – d 4 – a• Ex 4 – p.33 1. these2. book3. are 4. on5. pencil• Ex5 – p 34 1. These are my erasers2. What ae those?3. There ae somepen in the box 4. Those are your rulersunit...