... Unit4 : BIG or SMALL ? Lesson 3 (B 1-2 - 3-4 -5 ) I. Presentation: 1.Vocabulary : the Ss to complete the dialogue. - Control to rubout remember the dialogue. - Give ... table. - Have the Ss listen and and share then complete the table. - Class (n) lớp học - Grade (n) khối hoc Which grade are you in? I'm in grade - Floor (n) - 1 st first 6th .? - 2 ... Warm up: (2’ )- Greeting 2. Check up(5 ) Talk about your school 3. New lesson (38 ) Teacher's activities Contents T - Lead in: - Where is your school? - Is it big or small ? - How many...