关注公众号快速搜索电子课本

Unit 1 Let’s Be Friends!
Unit 2 Meet My Family!
Unit 3 Our Colorful School Life
Unit 4 Fun in the Sun!
Unit 5 Love Mother Nature!
Unit 6 Celebrating the Big Days
Appendices
Notes to the Text
Grammar
Tapescripts
Pronunciation Skills
Words in Each Unit
Vocabulary
Useful Expressions in Each Unit
Attached Word List
English Names
Names of Places