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1、Four short words sum up what has lifted most successful individuals above the crowd: a little bit more.-author-date八年级上-一般过去时的讲解一般过去时的讲解一般过去时的讲解 一 教学目标：一般过去时二 教学重难点：一般过去时（用法、动词过去式的变化规则等） 实义动词do一般过去时的讲解三 教学步骤：（一）般过去时的概念 一般过去时用来表示过去某一时间内发生的动作或存在的状态以及过去习惯性、反复性的动作。谓语动词要用动词的过去式，常和表示过去的时间状语连用，如yesterday昨天
2、、last night昨晚、last week上周、last year去年，等。（二）一般过去时的结构（可分三类不同的结构） 1.Be动词的一般过去时 在没有实义动词的句子中使用be动词， am is 的过去式为was; are的过去式为were肯定句式：主语 + be(was , were) + 其它.否定句式：主语 + be(was , were) + not + 其它.一般疑问句：Be(was , were) + 主语 + 其它？注：在这种构成中，be动词有人称和数的变化，即要根据主语选用was / were。Be动词分为单数和复数，was是表示单数，were是表示复数。2. 实义动词的
3、一般过去时态 肯定句要使用动词的过去式，否定句和疑问句要使用助动词do和 does 的过去式 did.肯定句式：主语 + 动词（过去式）+ 其它否定句式：主语 + didnt + 动词（原形）+ 其它 【did not = didnt】一般疑问句：Did + 主语+ 动词（原形）+ 其它【do , does的过去时均为did】？注：1. did和didnt 是构成一般过去时的助动词，其特点是要在其后跟动词的原形。 2. 实意动词do的一般过去时 I do my homework every day.(用yesterday改写句子)I did my homework yesterday.I di
4、dnt do my homework yesterday.(否定句)Did you do your homework yesterday？Yes ,I did. /No, I didnt.(一般疑问句)3. 情态动词的一般过去时态 含有情态动词的一般过去时与含有Be动词的一般过去时，是十分相似，请注意观察。 肯定句式：主语 + 情态动词 + 其它否定句式：主语 + 情态动词 + not + 其它.一般疑问句：情态动词 + 主语 + 其它？注：情态动词的过去式：cancould , maymight , mustmust ，will-would，should-should。 4.特殊疑问句式：
5、特殊疑问词+be过去式+主语+其他？特殊疑问词+情态助动词过去式+主语+动词原形+其他？特殊疑问词+do/does过去式+主语+动词原形+其他？What was your former name？ 你以前叫什么名字？Why was he late for school last Monday？ 上星期一他为什么迟到？What could she do twenty years ago？ 20年前她能做什么？（三） 一般过去时的判断标志词一般过去时的判断标志词一般过去时的判断标志词一般过去时的判断标志词 yesterday , the day before yesterday , last +
6、时间 , this morning 时间 + ago , just now , a moment ago , in + 过去的时间 , 注意：一般过去时表示过去经常或反复发生的动作，常和often经常， always总是，once a week一周一次，等表示频度的时间状语连用（四）规则动词的过去式1.一般情况下，在动词原形后面加-ed。 looklooked playplayed startstarted visitvisited pull-pulled, cook-cooked2.以不发音e结尾的动词，在词尾直接加-d。 livelived useused taste-tasted3.以“
7、辅音字母+ y”结尾的动词，先将 y 改为i ,再加 ed。 studystudied trytried flyflied4.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。 stopstopped planplanned stop-stopped preferpreferred5.不规则动词的过去式需特殊记忆。 如：am(is)-was, are-were（是）, become _became (成为) go-went（走）, （买） buy -bought， sell-sold(卖）come-came（来）, take-took（
8、拿）, have (has)-had（有）， begin（开始）-began, bring（拿来）-brought, can（能）-could, catch（捉住）-caught, cut（砍，割）-cut, do/does（做，干）-did, draw（画画,拉）-drew, drink（喝）-drank, drive（驾驶）-drove, eat（吃）-ate, fall（跌倒，落下）-fell, feel（感觉）-felt, fly（飞）-flew, get（获得）-got, give（给）-gave, grow（生长）-grew, keep（保持）-kept, know（知道，认识）-
9、knew, learn（学习）-learnt, leave （离开）-left, let（让）-let, lie（躺，平放）-lay, make（使得，做）-made, may（可以）-might, must（必须）-must, read（读）-read, ride （骑）-rode, ring （鸣铃）-rang, run（跑）-ran, say 说）-said, see （看见）-saw, sell （卖）-sold, send（送）-sent, set （放）-set, sing（唱歌）-sang, sit （坐）-sat, sleep （睡觉）-slept, speak（说话）-spo
10、ke, spend （花费）-spent, stand （站立）-stood, swim （游泳）-swam, teach（教）-taught, tell （告诉）-told, think（认为）-thought, throw（投掷）-threw, understand（懂得）-understood, wear（穿）-wore, will（将要）-would, win（获胜）-won, (弯曲) bend -bent, blow -blew(吹)，选择 choose chose ，（五）一般过去时的基本用法 表示过去某个特定时间发生的动作或存在的状态。 He suddenly fell ill
11、 last night. 他昨晚突然病倒了。表示过去的习惯性或经常发生的动作 She went to the cinema once a month when she was at alked by the riverside. 我在乡下时经常在河边散步。 叙述过去连续发生的一件件事 She got up early, fetched water, cleaned the room and then went out for a walk. 她早早起床，提水，打扫房间然后出去散步。（六）课后练习一般过去时练习题，.请用正确动词形式填空1. He (live) in Wuxi two years
12、 ago.2. The cat (eat) a bird last night.3. We (have) a party last Halloween. 44. Nancy (pick) up oranges on the farm last week.5. I (make) a model ship with Mike yesterday.6. They (play) chess in the classroom last PE lesson.7. My mother (cook) a nice food last Spring Festival.8. The girls (dance) a
13、t the party last night.1. 9. I (watch) a cartoon on Saturday last week. 10. _ you _ (visit) your relatives last Spring Festival?11. _ he _ (fly) a kite on Sunday? Yes, he _.12. Gao Shan _ (put) up the picture last night.13. I _ (sweep) the floor yesterday.1. 14. 14. What _ she _ (find) in the garden
14、 last morning? 15. Her father _ (read) a newspaper last night.16. Mike _(not go) to bed until 12 oclock last night.17. I listened but _ (hear) nothing.18. How many people _ (be) there in your class last term?II. 改错题1How is Jane yesterday? _2He go to school by bus last week. _3.He often goes home at
15、6:00 last month. _4I can fly kites seven years ago. _5.Did you saw him just now. _三、按要求变换句型。1. Frank read an interesting book about history. （一般疑问句） _ Frank _ an interesting book about history?2. He cleaned his room just now. （划线提问） What_ he _?3. Thomas spent RMB 10 on this book. （否定句） Thomas _ _ RM
16、B 10 on this book.4. My family went to the beach last week. （划线提问） _ _ _ family _ last week?1. I _ (have) an exciting party last weekend.2. _ she _(practice) her guitar yesterday? No, she _.3. What _ Tom _ (do) on Saturday evening?He _(watch) TV and _(read) an interesting book.4. They all _(go) to t
17、he mountains yesterday morning.5. She _(not visit) her aunt last weekend.She _ (stay) at home and _(do) some cleaning.6. When _ you _(write) this song? I _(write) it last year.7. My friend, Carol, _(study) for the math test and _(practice) English last night.8. _ Mr. Li _(do) the project on Monday morning? Yes, he _.9. How _(be) Jims weekend? It _(be not) bad.10. _ (be) your mother a sales assistant last year? No. she _.-