Unit 4 Then and nowPart A Let's try & Let's talkplaygroundlibrarycomputer roomteachers’ officegardenschoolRevisiondining hallgymgrassToday, there is a guest visiting the school
Listen and tick or cross
The school changed a little
Grandpa could use computers when he was at school
Let's try××PresentationstarsCan you see the stars during the day
Yes, I can
No, I can’t
/I can see stars at night
It’s very easy
Do you know the name of this star
We can look it up on the Internet
look up 查阅Internet 互联网look it up on the Internetlook it up in the dictionary look it up in the bookfriendstarI like the moon
One day I’m going to visit the moon
moonThe Americans took about five days to get there in 1969
Who has been to the moon in 1969
CanadiansChineseAmericans19 69nineteen sixty-nineTell us about yo