Unit12SectionAGrammarFocus-3c课件--人教版英语七年级下册.pptx

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1、一般过去时一般过去时用法用法表示过去某个时间发生的动作或存在的状态表示过去某个时间发生的动作或存在的状态结构结构was / were或其他动词的过去式形式或其他动词的过去式形式常用时常用时间状语间状语two years ago, last week, last year, yesterday, the day before yesterday等等行为动词的过去式变化：行为动词的过去式变化：1. 一般在动词词尾直接加一般在动词词尾直接加ed： look looked, listen listened2. 以以“不发音的字母不发音的字母e”结尾的动词后加结尾的动词后加d: live lived,

2、dance danced, like liked3. 以重读闭音节结尾的动词，如果末尾只有一个辅音字母，先以重读闭音节结尾的动词，如果末尾只有一个辅音字母，先双写这一辅音字母，再加双写这一辅音字母，再加ed: stop stopped, shop shopped4. 以以“辅音字母辅音字母+y”结尾的动词，将结尾的动词，将y变为变为i ，再加，再加ed： try tried, study studied5. 以以“元音字母元音字母+y”结尾的动词变过去式时，在词尾直接加结尾的动词变过去式时，在词尾直接加ed: stay stayed, play played有些动词的过去式形式需要特殊记忆，常

3、见的有：有些动词的过去式形式需要特殊记忆，常见的有：is was, begin began, bring brought, come came, draw drew, drink drank, drive drove, eat ate, fall fell, get got, givegave, gowent, grow grew, have had, keep kept, know knew, leave left, make made, readread, runran, saysaid, see saw, sit sat, tell told等。等。 Translate the dial

4、ogues.1. 上周末你做什么了？上周末你做什么了？ _ 我我做作业了。做作业了。 _ 我们我们去划船了。去划船了。 _2. 谁谁去探望她奶奶了？去探望她奶奶了？ _ Becky去了。去了。 _I did my homework. What did you do last weekend?We went boating. Who visited her grandma?Becky did.3. 上周末她去哪儿了？上周末她去哪儿了？ _ 她她去了一家农场。去了一家农场。 _ 她她和谁一起去的？和谁一起去的？ _ 和和她同学们一起去的她同学们一起去的。_Where did she go last

5、 weekend? She went to a farm.Who did she go with? She went with her classmates. 观察所翻译例句，思考以下问题：观察所翻译例句，思考以下问题：1. 一般过去时的特殊疑问句需要借助哪个助动词？一般过去时的特殊疑问句需要借助哪个助动词？ 特殊疑问句中的实义动词要用什么形式？特殊疑问句中的实义动词要用什么形式？2. 两个带两个带who的特殊疑问句为何一个需要助动词的特殊疑问句为何一个需要助动词，一，一个不个不需需要助动词？要助动词？观观 察察 在在一般过去时的特殊疑问句一般过去时的特殊疑问句中，中，借助助动词借助助动词di

6、d时，句中时，句中的的实义动词要用原形实义动词要用原形。 当当who在句中作主语时在句中作主语时，不需要借助助动词，不需要借助助动词did，而，而直接直接用实义动词的过去式用实义动词的过去式。当。当who在句中做宾语时在句中做宾语时，则要和其他问，则要和其他问句一样，句一样，借助助动词借助助动词。e.g. What did he do yesterday? Where did she visit last weekend? Who phoned him just now? Who did you go to the zoo with last Sunday? 归归 纳纳具体结构如下：具体结构如

7、下：含有含有be动词的一般过去时的特殊疑问句为：动词的一般过去时的特殊疑问句为： 疑问词疑问词(不作主语不作主语) + was / were + 主语主语 + 其他其他? 疑问词疑问词(作主语作主语) + was / were + 其他其他? e.g. Where were you last night? Who was in the classroom just now?含有实义动词的一般过去时的特殊疑问句为：含有实义动词的一般过去时的特殊疑问句为： 疑问词疑问词(不作主语不作主语) + did + 主语主语 + 动词原形动词原形 + 其他其他? 疑问词疑问词(作主语作主语) + 动词的过去

8、式动词的过去式 + 其他其他? e.g. What did your sister do just now? Who went to the farm last Sunday? 【即学即练即学即练】对下列句子中的划线部分提问，每空一词。对下列句子中的划线部分提问，每空一词。 1. Eric visited the museum two weeks ago. _ _ Eric _ the museum? 2. Alice went to New York with Helen last month. _ _ Alice _ to New York with last month? 3. My c

9、ousin visited the village yesterday. _ _ the village yesterday?When did visitWho did goWho visitedFill in the blanks with who, what, where or how.1. A: _ did you do last weekend? B: I played badminton on Saturday. A: Sounds fun! _ did you play with? B: I played with my father. Hes really good!WhatWh

10、o 2. A: _ was your weekend? B: It was great! I had so much fun! A: _ did you go? B: The weather was beautiful, so I went to the beach with my parents.3. A: _ did Jim lose? B: He lost his keys. He often loses things. A: Thats too bad. _ did he lose them? B: I heard it was yesterday. HowWhereWhat When

11、say, be, climb, see, run awayA family of mice were in the kitchen on Saturday morning when they _ a big cat. Baby Mouse _ afraid and _ onto his fathers back. Father Mouse shouted at the cat, “Woof, woof!” The cat quickly _. “Wow, Dad, youre good!” _ Baby Mouse. “Well, son, thats why its important to

12、 learn a second language,” answered Father Mouse. weresawclimbedComplete the passage with the correct forms of the words in the box.saidran away 跑开跑开n. 老鼠老鼠 (pl.)n. 婴儿婴儿 adj. 幼小的幼小的v. 呼叫呼叫; 喊叫喊叫shout at 对对大声叫嚷大声叫嚷interj. (狗叫声狗叫声) 汪汪汪汪n. 语言语言n. 老鼠老鼠Role-play the story. One is the narrator (叙述者叙述者)，on

13、e is Father Mouse, and the third one is Baby Mouse. Dont forget to use the correct tenses. Think of two things you did last weekend. Draw pictures of them. Your classmates guess what you did.What did I do last weekend?You went boating.Think of five interesting things you did last month. Then write them down in English.