Unit4-Then-and-now-Unit4-Then-and-now-A-lets-talkA-lets-talkin 199920 years ago5 years agothe same school different timesSchool in 2018School in 1968 -Children,please welcome Yifans grandfather to the class. -Welcome! -Wow! This school is very different from my old school. There were no computers at all before. -Really? How did you learn? -We listened to the teachers and read lots of books.: Wow, a library! There was no library in my old school.: Tell us about your school, please.: There was only one small building on a hill.: Could you see stars at night?: Yes, I liked the stars.: Me too. One day Im going to visit the moon.: The Americans took about five days to get there in 1969.: How do you know that?: Easy, I looked it up on the Internet.: Ah! There were no computers or Internet in my time. / / / / / / Read and imitate I have a dream. One day Im going to .The Americans took about five days to get there in 1969.I took about 10 minites to get to school.I took about . to .: Wow, a library! There was no library in my old school.: Tell us about your school, please.: There was only one small building on a hill.: Could you see stars at night?: Yes, I liked the stars.: Me too. One day Im going to visit the moon.: The Americans took about five days to get there in 1969.: How do you know that?: Easy, I looked it up on the Internet.: Ah! There were no computers or Internet in my time. / / / / Step 4 : Role play1 year agochanges.A:_changed a lot! A:_changed a lot! B:There wasB:There was/ /were _ before, there iswere _ before, there is/ /are _ now.are _ now.C: We couldntC: We couldnt/ / could_before, _ can _ now.could_before, _ can _ now.D: _before ,_now_ . Welcome to_. D: _before ,_now_ . Welcome to_. Lets talk最佳小组最佳小组Homework1、Listen to the tape and read.(听录音跟读课文第听录音跟读课文第34页页) （必做）（必做）2、Practice the conversation with your partners. (与你的搭档练习这个对话与你的搭档练习这个对话 )（必做）（必做）3、Talk about your hometowns or schools changes. (和你朋友用今天所学句型，相互谈谈家乡或学校的变化和你朋友用今天所学句型，相互谈谈家乡或学校的变化) （选做）（选做）结束！结束！