Unit4,Then and now,A. Lets talk,绿色圃中小学教育网,绿色圃中小学教育网,lets spell,is - are - go - can - see - watch - read - look,was,were,went,could,saw,watched,read,looked,绿色圃中小学教育网 绿色圃中学资源网,gym,last year,time,years ago,last month,火眼金睛：Read quickly(快速、正确地读出单词,months ago,grass,internet,dining hall,Review,stars,Can you see the stars during the day,Yes, I can,No, I cant,I can see stars at night,Do you know the name of this star,Its very easy,I can look it up on the Internet,look up 查阅,Internet 互联网,绿色圃中小学教育网 绿色圃中学资源
