1、Unit6 SectionA 1a-2d 精品学案 【学习目标】 1、 学会用现在完成时表达过去发生的但与现在情况有关的事情。 2、 掌握现在完成时结构和了解其含义 3、 学会区分现在完成时与一般过去时的区别。 【字词达标】 词汇达标:already, yet. island, treasure 短语达标:hear of, at least, finish doing ,hurry up, put it down, grow up. full of 【重点语法、句型讲解】 1现在完成时: 1)含义:表示动作过去发生,但与现在有联系或影响,此时态常与以下时间词 连用,如 already 已经,y
2、et 已经,还,just 刚刚,ever 曾经,so far 到目前为止, before 从前,times 次数,for+时间段,since 自从以来 ,how long 多久,never 从不, in the past.在过去. 2)结构:主语+have/has+动词的过去分词(have/has 是助动词,没有“有” 的意 义) 肯定句:She has finished her work.她完成了她的工作 一般疑问句:Has she finished her work?_Yes,she has./No,she,hasnt. 否定句: She hasnt finished he r work.
3、 3)动词的过去分词的构成:规则动词的过去式就是过去分词,不规则动词的 过去分词见不规则动词表。 4)现在完成时态与一般过去时的区别:句子中如有 yesterday,last,just now,in1999 等过去时间词出现就只用一般过去时。 5)特别提醒:句子中如有 when 出现,一定不能用完成时 例题:A:Jack has read the book, B:When did he read it? A:Last weekend 2.Have you read Little Woman yet?你已读过小妇人吗? Yet(已经,还)的用法:在现在完成时中,already(已经)用于肯定句,
4、yet 用于 一般疑问句或否定句, 例句:肯定句:I have already eaten lunch.我已经吃过午饭了。 一般疑问句:_ you eaten lunch _? 否定句: I _eaten lunch _. 3.Whats it like?它(这本书)怎么样?What+be+sth like? 表 示“某物怎样?” 来 【巩固练习】 一用单词的正 确形式填空 1I_ ever_(drink)coffee. 2.The boy_(water)the flowers already 3.She_(watch)the movie twice 4.-_you _(visit)the G
5、reat Wall before?-Yes,I _ 5.How long_your father_(work)in this city? 6.He_(get)here yesterday,so he_(stay)here for only one day. 7.-_you ever_(drive)a car? - Yes,I_. - When_you first_(drive)a car? 【句型巩固】 1H e has already gone to New York.(变一般疑问句并回答) _he_to New York_? _No,he_ 2We have learned English for two years(变否定句) We _ _ English fo r two years 3. We have lived here for two years.(提问) _ _have you_here? 4.Tom has ever read the book. (变否定句) Tom has _ read the book. 5.Miss Green start to teach us 2 years ago.(同义句) Miss Green_ _us for 2 years.