Unit 4 Then and now,PEP六年级下册,Part A Lets learn & Find the mistakes,Lead-in,Guessing Time,You can read books in it. What is it?,Its a _.,library,There are teachers in it. They often work there. And you often hand in （上交）your homework there. What is it?,Its a _.,teachers office,You often use computers in it.,Its a _.,computer room,You often draws pictures in it.,Its an _.,art room,You often sing songs in it.,Its a _.,music room,dining hall,饭厅,New words,grass,草坪,gym,体育馆,ago,以前,饭厅,草坪,体育馆,以前,dining hall,grass,gym,ago,Lets learn,点击画面 播放视频,dining hall,grass,gym,play basketball,play ping-pong,play tennis,Free talk,What can we do in the gym?,What can we do in the _?,years ago months ago Last year last month,Now theres a new one in our school.,There was no gym in my school twenty years ago.,Summary,ago的用法,ago用作副词，意为“以前”，在句中不能单独使用，它的前面必须要有一个表示时间的词或词组，ago词组用于一般过去时。,例：一年前,a year ago,dining hall,grass,gym,There be 句式，表示“某处有某物或某人”。,There be 句型,现在时,There is +单数 There are+复数,过去时,There was +单数 There were+复数,Tips: There是个近视眼，只能看到最近的， 最近的是单数用is，是复数用are； 如果是表示过去的，单数用was，复数用were。,Look and say,_ only one horse on the grass now.,_ many horses on the grass _.,There is,There were,10 minutes ago,Now,10 minutes ago,Now,2 months ago,_ no school _ _.,There was,Now _ a new one.,there is,two months,ago,Now,last month,_ no apple on the tree _.,There was,Now _ many apples on the tree.,there are,last month,Your conversation,A: There was no _ last year/last month/.months ago/.years ago. B: Now _.,Find the mistakes,In the Tang dynasty,At that time, there were no gyms. People didnt go by bus. People couldnt use the Internet.,At that time, there _ no motels(汽车旅馆).,At that time, there _ no cinemas(电影院).,At that time, there _ no post offices.,At that time, there _ no _.,Activity,Do you know the old time? Talk and say.,At that time .,Exercise,一、英汉互译。,1. dining hall _ 2. twenty years ago _ 3. 体育馆 _ 4. 草坪 _,饭厅,二十年前,gym,grass,You can have lunch in the _. We can play football in the _. Here was a tree two years _. Dont walk on the _.,dining hall,gym,grass,ago,二、选词填空。,dining hall gym grass ago,三、单项选择。,1. People _ by train in the Ming dynasty. A. dont go B. didnt go C. didnt went,2. _ a new bridge in the village now. A. Theres B. There was C. There 3. At that time, there _ no gyms. A. are B. was C. were,四、用所给词的正确形式填空。,1. At that time, Shenzhen _(be) a very small village. Now it _(be) a big city.,was,is,2. Ten years ago, there _(be) no cinemas in this city. People _(can) only watch TV at home. Now, there _(be) many cinemas here. Many people _(go) to the cinemas on the weeke