动词的各种时态及变化规则教案资料
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动词的各种时态及变化规则动词的各种时态及变化规则、般现在时用法：1.现阶段经常性、习惯性动作；2. 目前的状态；3. 客观真理。
构成：主语是第三人称单数时，作谓语的行为动词要在词尾加-s(-es)，「其他人称和数用动词原形。
否疋形式：am/is/are+ not;此时态的谓语动词右为仃为动词，则在其前加「don't,如主语为第三人称单数，则用does n't，同时还原行为动词。
般疑问句：把be动词放于句首；用助动词do提问，如主语为第三人称单数，则用does，同时，还原行为动词。
时间状语：always, usually, often, sometimes, every week (day, year,mon th …），once a week, on Sun days动词的变化规则(1) 一般直接在词尾+s runs likes(2) 以s, sh, ch, x, o 结尾的动词在词尾+es goes passes⑶以辅音字母+y结尾的动词，要把y变i+esstudy ---studies try----tries⑷以元音字母+y结尾的动词，直接在后+s stays plays二、现在进行时用法：a.表示现在(指说话人说话时)正在发生的事情。
b.表示长期的或重复性的动作，说话时动作未必正在进行。
构成：主语+am / is / are +动词的现在分词(即动词-ing形式) 否定形式：主语+am / is / are +动词的现在分词一般疑问句：把am / is / are放于句首。
时间状语：these days, now, at the mome nt, look, liste n.现在分词的变化规则(1).一般直接在动词词尾+ing reading(2).以不发音e结尾的动词要把e去掉+ing live---living(3) .以重读闭音节的结尾且末尾只有一个辅音字母的动词，双写辅音字母再ingrun---ru nning 注：重读闭音节：辅+元+辅并且元音是单元音(4).特殊记忆的动词die---dying 死lie---lying 躺tie---tying 栓系三、一般过去时用法：过去某个时间里发生的动作或状态；过去习惯性、经常性的动作、行为。
构成：主语+动词的过去式。
否定形式：若谓语为was\ were,或情态动词，则直接在其后加not;若谓语为行为动词，则需要借助did+ not,还原动词。
一般疑问句：若谓语为was\ were,或情态动词，则直接将其提到主语前;若谓语为行为动词，则需要借助did，并将其提到主语前，同时还原动 ?词。
时间状语：yesterday，this morning，the day before yesterday ，in 1990，与ago连用的状语，two days ago。
与last连用的时间状语，last Sun day，last ni ght 。
动词的过去式形式(1)一般直接在动词词尾+ed work-worked(2)以e结尾的动词在词尾+d liked lived(3)以重读闭音节的结尾且末尾只有一个辅音字母的动词，双写辅音字母再力卩ed stop-stopped⑷以辅音字母+y结尾的动词，要把y变i+ed study-studied不规则动词过去式:am, is- was are-were do-did see-saw say-said give-gave get- got go-we nt come-came have-had, eat-ate take-took run-ran sin g-sa ng put-put, make-made read-read write-wrote draw-drew drin k-dra nk, fly-flew ride-rode speak-spoke sweep-swept buy-bought swim-swam sit-sat brin g--brought can-could cut-cut become-became beg in-bega n feel-felt fin d-fo und forget-forgot hear-heard keep-kept kno w-k new learn-learnt （learned） leave-left let-let lose-lost meet-met read-read sleep-slept speak-spoke take-took teach-taught tell-told write-wrote wake-woke thin k-though不规则动词变化表1. A---A---A 型（现在式、过去式和过去分词同形） 动词原形（现在式）过去式过去分词型（现在式和过去式同形）beaten 打型（现在式和过去分词同形） come came come 来become became become 变run ran run 跑4. A ---B ---B 型（1 ）在动词原形后加一个辅音字母 d 或t 构成过去式或过去分词。
burn burnt burnt 燃烧learn lear ned/lear nt lear ned/lear nt 学习mea n meant meant 意思 hear heard heard 听见(2) 把动词原形的最后一个辅音字母 “d 改为“t 构成过去式或过去分词。
Buildbuilt built 建筑 Lend lent lent 借给 lose lost lost 失去send sent sent 送spe nc 1 spe nt spent 花费 (3) 其他paypaid paid 付 laylaid laid 下蛋 say said said 说ring brough t brought 带来 buy bought bought 买 thi nk thought thought 想cost costcost 花费 cutcut cut 害【J ，切 hithit hit 打 letlet let 让 putput put 放下 read read read 读hurt hurt hurt 伤 2. A---A---B beat beat 3. A---B---Asleep keep swee psleptkept)sweptslept 睡kept 保持swept 扫sta nd stood stood 站un dersta nd un derstood un derstood 明白win won won 得胜shine sho ne/shi ned shon e/shi ned 发光catch caught caught 抓住teach taught taught 教feel felt felt觉得fight fought fought 战斗find fou nd fou nd 发现get got got得到hang han ged/ hung han ged/ hung 绞死，挂have had had 有hold held held 盛，握leave left left离开make made made 制造meet met met 遇见sell sold sold 卖shoot shot shot 射击tell told told告诉smell smelt/smelled smelt/smelled 嗅，闻sit sat sat 坐dig dug dug 挖5. A--- B---C型（现在式、过去式和过去分词都不相同）（1）在动词原形后加-n或-en构成过去分词。
eat ate eate n 吃fall fell falle n 落下steal stole stole n 偷give gave give n 给freeze froze froze n 冻结take took take n 拿see saw see n 看见动词过去式把i变o,过去分词去e双写再加enwrite wrote writte n 写ride rode ridde n 骑drive drove driven 驾驶以ow 结尾过去式把o变e过去分词直接加nthrow threw throw n 抛，扔blow blew blow n 吹grow grew grow n 生长know knew known 知道fly flew flow n 飞draw drew draw n 拉，绘画show showed show n 展示（2）过去式加-n 或-en构成过去分词。
speak spoke spoke n 说话break broke broke n 破碎，折断wake waked/ woke waked/ wake n 醒choose chose chose n 选择forget forgot forgotte n 忘记（3）变单词在重读音节中的元音字母“分'别为“a”（过去式）和“ u”（过去分词）。
Beg in began beg un 开女台ring rang rung 按铃sing sang sung 唱sink sank sunk 沉swim swam swum 游泳drink drank drunk 饮（4）其他不规则动词的变化。
be(am, is) was/ were bee n 是be(are) were bee n 是do did done 做go went gone 去lie lay lain身躺wear wore worn 穿。
