Starter unit Welcome back
a(一个)an(一个（后跟元音）)have(有)do(做；干)boy(男孩)school(学校)go to school( 去上学)street(大街；街道)更多单词 >>
Unit 1 When is your birthday?
in(在......里)where(哪里)autumn(秋天)cold(寒冷的；冷的)cool(凉的；凉爽的)spring(春天)summer(夏天)warm(温暖的；暖和的)更多单词 >>
Unit 2 In the classroom
teacher(教师)it(它)on(在......上)under(在......下面)behind(在（或向）……后面)ball(球)class(班；班级)idea(想法；主意)更多单词 >>
Unit 4 school
or(或者)here(这里；在这里)cool(凉的；凉爽的)class(班；班级)help(帮助)art(美术)library(图书馆)playground(操场)更多单词 >>
