.课本封面和目录
.Unit 1 Winter activities
.Unit 2 Helping each other
.Unit 3 Seeing a doctor
.Unit 4 Mother's Day
.Review 1
.Unit 5 Occupation
.Unit 6 Dream job
.Unit 7 A visit to a middle school
.Unit 8 Farewell
.Review 2 .Story time .Vocabulary 二、课文同步录音打包下载：点击下载：下载地址一。