Unit1 Teachers'Day
Unit2 The sports meeting
Unit3 A good teacher
Unit4 What were they doing?
Unit5 The accident
Unit6 In the library
Unit7 Mainly revision
Unit8 On the fann
Unit9 A visit to a factory
Unit10 Mr Green's problem
Unit11 A great inventor
Unit12 Have a good time, Jim!
Unit13 Meny Christmas!
Unit14 Mainly revision
Unit15 At home with the twins
Unit16 Whats'it made of?
Unit17 What was it used for
Unit18 Planting trees
Unit19 Mainly revision
Unit20 The world's population
Unit21 Shopping
Unit22 At the doctor's
Unit23 The football match
Unit24 Mainly revision
综合模拟试卷
答案与提示
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