Unit 1 Teacher''s Day
Unit 2 The sports meeting
Unit 3 A good teacher
Unit 4 What were they doing?
Unit 5 The accident
Unit 6 In the library
Unit 7 Mainly revision
Unit 8 On the farm
Unit 9 A visit to factory
Unit 10 Mr Green''s problem
Unit 11 A great inventor
Unit 12 Have a good time ,Jim!
Unit 13 Merry Christmas!
Unit 14 Mainly revision
Unit 15 At home with the twins
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