Unit 4 Then and now （课件）译林版（三起）英语六年级上册

Unit4 Then and now 人生不同阶段 At different stages of life Story time Read and answer 1.What could Mike do six years ago? 2.How did Mr Brown call his friends twenty years ago? 3.Does Mike's grandpa read e-books now? 4.Does Mrs Brown do shopping on the Internet now? Write and say Then Now Then Now couldn't_ ·can do many wrote ·writes emails things to friends has a mobile ·used the phone at home and in the office Mike Mr Brown Write and say Then Now Then Now ·listened to reads and made friends has e-friends the radio watches news ·read ·bought things newspapers ·does shopping ·reads on the Internet Grandpa Mrs Brown Grammar time 过去时与现在时的对比 一般现在时 经常或习惯性的动 (The Simple 作或存在的状态。 Present 翠 Tense) 一 般过去时 过去某个时间或时 (The Simple 间段发生的动作或 Past Tense) 存在的状态。 各时态常用的信息词 always,usually,often, 般现在时： sometimes seldom, never,every day,every...three times a day last night,last..,two days ago,... ago, 一般过去时： in1999,in+过去的年份，S just now =a moment ago, yesterday,yesterday morning ①直接加-s。 动词第三人称 单数的构成：】 ②以s,X,ch,sh,o结尾加-es。 ③以“辅音+y“结尾变y为i再加-es。 ①直接加-ed。 过去式 ②以e结尾只加d。 的构成： ③重读辅元辅，双写尾字母再加-ed。 ④以“辅音+y结尾变y为i再加-ed。 词形炼换 第三人称单数 过去式 studystudies need-needed finish- stop-stopped finishes have- hope hoped has g0- s play-played do- goes try-tried does play- plansplanned watchplays visit-visited give watches like-liked gives 用所给动词的适当形式填空，practice 1.Five years ago,Mary___ can)draw and read. 2.Tom usually ___(walk)to school. 3.My mother ______(watch)TV play every day. 4.Old Bush_ (visit)China again last month. 5.I ____(play)sports three times a day. 6.Lucy and Lily often (read)books. 7.There_(is)a football match yesterday afternoon. 8.Our class __go)to the zoo three days ago.