小学英语过去式复习课件.pptx

1、小学英语小学英语一般过去时一般过去时一、概念(一)规则动词的过去式 1、一般情况下，在动词原形后面加-ed；如：looklooked playplaye d；2、以不发音e结尾的动词，在词尾直接加-d；如：livelived useused；3、以“辅音字母+y”结尾的动词，先将 y 改为i,再加 ed；如：studystudied,trytriedflyflied 4、以重读闭音节（即辅音元音辅音）或r音节结尾，末尾只有一个辅音字母的动词，要先双写这个辅音字母后，再加 ed。如：stopstoppedplanplanned；(二)不规则动词的过去式 1、改变动词中的元音；beginbegan

2、 drinkdrank comecame eatate growgrew runran knowknew winwonspeakspoketaketook writewrote getgot 2、变词尾的d 为t；buildbuilt lendlent sendsent spendspent bendbent 3、与动词原形一样；cutcut putput costcost hurthurt shutshut 4、变-ay 为-aid(少数动词)；saysaid paypaid laylaid 5、采用不同词根；sellsold teachtaught buybought 6、其他。如：am/

3、iswas arewere have/hashad dodid（一）一般过去时的一般疑问句 2、在行为动词的句子中，要用助动词词did来引导，其余的语序不变。要注意的是，要把行为动词的过去式改为原形。肯定回答为：Yes,did.否定回答：No,didnt.如：John played computer games last night.Did John play computer games last night?Yes,he did.(肯定回答)No,he didnt.(否定回答)（二）一般过去时的否定句 1、在表示过去存在的状态的句子中，相接在was,were的后面加上not。如：（1）He

4、 was in the park the day before yesterday.He was not in the park the day before yesterday.(2)We were busy last week.We were not busy last week.2、在表示过去的时间发生的动作的句子中，要在行为动词的前面加助动词didnt.然后把过去式的行为动词改为动词原形。即：didnt+动词原形。如：（1）She played the violin last night.She didnt play the violin last night.(2)They swam

5、 in the lake yesterday.They didnt swim in the lake yesterday.(三)一般过去式的特殊疑问句 1.What did?（主要是询问过去发生了什么事情，注意要把过去式改为动词原形。）We ate Chinese food last night.What did we eat last night?2.Where did?(主要是询问过去事情发生的地方。)They sang and dance in the music room yesterday morning.Where did they sing and dance yesterday

6、 morning?3.Who+动词过去式?(主要是询问过去事情发生的人物。)Mike and Tom climbed mountains last weekend.Who climbed mountains last weekend?四、句子结构 1、在表示某个时间里存在的状态的句子，系动词用过式was，were构成。如：（1）I was at home yesterday.昨天我在家。（2）We were in the gym just now.刚才我们在体育馆。2、在表示过去某个时间里发生的动作，用动词的过去式构成。如：I visited my uncle yesterday.昨天我拜访了

7、我的叔叔。3各种句式（1）一般过去时的肯定陈述句：主语 动词过去式 宾语或表语。He worked in Shanghai ten years ago.（2）一般过去时的否定句：a主语 didnt 动词原形 宾语。(did+not=didnt)He didnt do morning exercises yesterday.b主语 wasnt/werent 表语。(was+not=wasnt were+not=werent)He wasnt an English teacher ten years ago.（3）一般过去时的一般疑问句：aDid 主语 动词原形 宾语？Did you study

8、English in 1990?bWas/Were+主语 表语？Was he a pupil five years ago?（4）一般过去时的特殊疑问句：a特殊疑问词 did+主语 动词原形 宾语？Where did your parents live five years ago？What did you do last Sunday？b特殊疑问词 were/was 表语？Who was at the zoo yesterday?小学英语一般过去时练习题 一、用所给动词的适当形式填空 1.Tom and Mary _(come)to China last month.2.Mike _(not

9、 go)to bed until 12 oclock last night.So I _(get)up late.3.Mary _(read)English yesterday morning.4.There _(be)no one here a moment ago.5.I _(call)Mike this morning.6.I listened but _(hear)nothing.7.Tom _(begin)to learn Chinese last year.8.Last week we _(pick)many apples on the farm.9.My mother _(not

10、 do)housework yesterday.10.She watches TV every evening.But she _(not watch)TV last night.二、改错题 1How is Jane yesterday?_ 2He go to school by bus last week._ 3He often goes home at 6:00 last month._ 4I can fly kites seven years ago._ 5 Did you saw him just now._ 6 Tom wasnt watch TV last night._ 7 I didnt my homework yesterday._ 8 He wait for you three hours ago._ 9 Who find it just now?_三、句型转换 They read English last night.否定句：_ 一般疑问句：_ 肯定/否定回答：_ 对划线部分提问：_