Module 3 Unit 1 Signs 一般过去时 课件(共17张PPT)

课件17张PPT。动一动，想一想，大家最近的一次和家人或者同学在一起的旅游或者游玩活动，仔细想想在自己或者同学们在那时做了些什么活动呢？一般过去时：表过去某时发生的动作或存在的状态 用法构成、读音规则不规则过去式句型转换11表示过去某个时发生的动作或存在的状态。 He?was?here?yesterday.? 表示过去经常或反复发生的动作。??My?mother?often?went?to?work?by?taxi?last?year.? 常与一般过去时态连用的时间有哪些呢？ 一般过去时的用法?
at?that?moment,??at that time,
yesterday,??yesterday?morning?(afternoon,?evening…)??
last?+night?/week/month/year,
several?days/ three years…+?ago,
in?+年份/月份?（in 1990/in July)
just?now
before,常一般过去时态连用的时间：规则动词过去式的变化规则读音规则 规则读音特殊
读音清清,浊浊, 即在清辅音后加ed读清辅音/t/。
在浊辅音及元音后加ed读浊辅音/d/?。 在/t/?/d/?之后念?/id/?,
即?ed?在?/t/?/d/?音后面念?/id/?Eg: asked?/a:skt/,? ?passed?/pa:st/,?
?cooked?/kukt/? ?Eg: ?started?/sta:tid/,?wanted?/wantid/,??
?needed?/`ni:did/
不规则动词的过去式 一般过去时的句型转化 否定句：主语+was/were + not+其他
They weren’t at home yesterday.
一般疑问句: Was/were +主语+其他
Were they at home yesterday?
特殊疑问句：疑问词+ was/were +主语+其他
Where were they yesterday?Be动词am/is →was→ wasn’t
are → were→ weren’t一般过去时的句型转化 行为动词 否定句：didn’t?+?动词原形? 如：Jim?didn’t?go?home?yesterday.
?? ?
一般疑问句：
Did +主语+动词原形+其他? 如：Did you sleep well last night?
?
特殊疑问句：
1、疑问词+did+主语+动词原形？如:?What?did?Jim?do?yesterday???
2、疑问词+动词过去式？???如：Who?went?to?home?yesterday？??
? do/does→ did→ didn’t do 例题：It was exciting.
否定句：________________________________________________
一般疑问句：____________________________________________
肯、否定回答：__________________________________________2. All the students were very excited.
否定句：________________________________________________
一般疑问句：____________________________________________
肯、否定回答：__________________________________________ It wasn’t exciting.Was it exciting?Yes, it was; No, it wasn’tAll the students weren’t very excited.Were all the students very excited?Yes, they were; No, they weren’t.一般过去时的标志词：last week/year/month/night, two days/several weeks/months… ago, yesterday, this morning,
动词过去式的变化规则有规则和不规则之分，不规则动词的过去式一定要牢记
一般过去时和一般现在时的区别要从时态标志词上入手，做题时先找出时态的标志词，再确定是什么时态，再作答。1、请先复习本节课的知识点；对不规则动词的过去式进行记忆
2、请在规定时间内完成课后巩固部分的作业1、观察下图，小朋友们知道他们是做什么的吗？整理下之前学过的职业类的单词，看谁整理的多；_______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________2. 思考一下自己将来会从事哪个行业，会做什么样的工作，并给出理由写在下面吧！3、动画片机器猫中人可以有翅膀飞翔，展开想象的翅膀，想象一下若干年后人类的生活会发生哪些变化吧。