目录：
Unit 1 There are four seasons in a year.
Section A
Section B
Unit 2 Is she your mum’s favourite singer?
Unit 3 Who was she?
Unit 4 We went on a scince field trip.
Unit 5 We are going to learn about Chinese festivals.
Review 1
Unit 6 I danced on Children’s Day last year.
Unit 7 Can you see the lightning?
Unit 8 We will be a junior middle school.
Unit 9 China is a great country!
Unit 10 Goodbye to all our friends.
Review 2
