Unit 1 What's the matter?
Section A(1a-2d)
Section A(3a-4c)
Section B(1a-1d)
Section B(2a-2e)
Section B(3a-Self Check)
语法专项突破
听力专项突破
Unit 2 I'll help to clean up the city parks
Section A(1a-2d)
Section A(3a-4c)
Section B(1a1-e)
Section B(2a-2e)
Section B(3a-Self Check)
语法专项突破
听力专项突破
Unit 3 Could you please clean your room?
Section A(la2-d)
Section A(3a-4c)
Section B(1a-1e)
Section B(2a-2e)
Section B(3a-Self Check)
语法专项突破
听力专项突破
……
