关注公众号，免费领取中小学各科电子课本、学习资料。
点击弹出公众号二维码
Unit 1 Welcome to my new home! Unit 2 There are forty students in our class. Unit 3 What subject do you like best? Fun time 1 Unit 4 There are seven days in a week. Unit 5 What will you do this weekend? Unit 6 Would you like to take a trip? Fun time 2 Words in each unit Vocabulary
