01.Unit 1 The king’s new clothes
02.Unit 2 What a day!
03.Unit 3 Holiday fun
04.Unit 4 Then and now
05.Unit 5 Signs
06.Unit 6 Keep our city clean
07.Unit 7 Protect the Earth
08.Unit 8 Chinese New Year
09 Word lists 1-2
10 Word lists 3-4
11 Word lists 5-6
12 Word lists 7-8
