好人旦旭
drink---drank----drunk ring----rang-----rung swim----swam----swum sing----sang----sung sink----sank----sunk blow----blew----blown grow----grew----grown know---knew---known fly ----flew----flown take----took----taken shake----shook----shaken drive----drove----driven write---wrote---written rise---rose---risen ride----rode----ridden speak----spoke----spoken steal----stole----stolen break----broke----broken wake----woke----woken freeze----froze----frozen forget----forgot----forgotten choose----chose----chosen draw----drew----drawn eat----ate----eaten fall----fell----fallen give----gave----given hide----hid----hidden see----saw----seen do----did----done cost（花费） cost cost cut（割） cut cut hit（打） hit hit hurt 伤害） hurt hurt let（让） let let put（放） put put read （读） read read (2) AAB型（动词原形与过去式同形） beat（跳动） beat beaten (3) ABA型（动词原形与过去分词同形） become（变成） became become come（来） came come run（跑） ran run (4) ABB型（过去式与过去分词同形） dig（挖） dug dug get（得到） got got hang（吊死） hanged hanged hang（悬挂） hung hung hold（抓住） held held shine（照耀） shone shone sit（坐） sat sat win （赢） won won meet（遇见） met met keep （保持） kept kept sleep（睡） slept slept sweep（扫） swept swept feel（感觉） felt felt smell（闻） smelt smelt leave（离开） left left build（建设） built built lend（借出） lent lent send （传送) sent sent spend（花费） spent spent lose （丢失） lost lost burn （燃烧） burnt burnt learn（学习） learnt learnt mean（意思是） meant meant catch（抓住） caught caught teach（教） taught taught bring（带来） brought brought fight （战斗） fought fought buy（买） bought bought think（想） thought thought hear （听见） heard heard sell（卖） sold sold tell（告诉） told told say（说） said said find（找到） found found have/has（有） had had make（制造） made made stand（站） stood stood understand明白understood understood (5) ABC型（动词原形、过去式与过去分词三者不同形） begin（开始） began begun drink（喝） drank drunk ring（铃响） rang rung sing （唱） sang sung swim（游泳） swam swum blow（吹） blew blown draw （画） drew drawn fly（飞） flew flown grow（生长） grew grown know（知道） knew known throw（投掷） threw thrown show（出示） showed shown break（打破） broke broken choose（选择） chose chosen forget（忘记） forgot forgotten (forgot) speak（说,讲） spoke spoken wake（醒） woke woke drive（驾驶） drove driven eat（吃） ate eaten fall（落下） fell fallen give（给） gave given rise（升高） rose risen take（取） took taken mistake（弄错） mistook mistaken ride（骑） rode ridden write（写） wrote written do（做） did done go（去） went gone lie（平躺） lay lain see（看见） saw seen wear （穿） wore worn be ( am, is, are )（是）was, were been 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 cost cost cost 花费 cut cut cut 割,切 hit hit hit 打 let let let 让 put put put 放下 read read read 读 hurt hurt hurt 伤 2. A---A---B型（现在式和过去式同形） beat beat beaten 打 3. A---B---A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 learned/learnt learned/learnt 学习 mean 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. build built built 建筑 lend lent lent 借给 lose lost lost 失去 send sent sent 送 spend spent spent 花费 （3）其他 pay paid paid 付 lay laid laid 下蛋 say said said 说 bring brought brought 带来 buy bought bought 买 think thought thought 想 sleep slept slept 睡 keep kept kept 保持 sweep swept swept 扫 stand stood stood 站 understand understood understood 明白 win won won 得胜 shine shone/shined shone/shined 发光 catch caught caught 抓住 teach taught taught 教 feel felt felt 觉得 fight fought fought 战斗 find found found 发现 get got got 得到 hang hanged/ hung hanged/ 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 eaten 吃 fall fell fallen 落下 steal stole stolen 偷 give gave given 给 freeze froze frozen 冻结 take took taken 拿 see saw seen 看见 write wrote written 写 ride rode ridden 骑 drive drove driven 驾驶 throw threw thrown 抛,扔 blow blew blown 吹 grow grew grown 生长 know knew known 知道 fly flew flown 飞 draw drew drawn 拉,绘画 show showed shown 展示 （2）过去式加-n或-en构成过去分词. speak spoke spoken 说话 break broke broken 破碎,折断 wake waked/ woke waked/ waken 醒 choose chose chosen 选择 forget forgot forgotten 忘记 （3）变单词在重读音节中的元音字母“i”分别为“a”（过去式）和“u”（过去分词）. begin began begun 开始 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 been 是 be(are) were been 是 do did done 做 go went gone 去 lie lay lain 躺 wear wore wbe,am ,is -was are-were begin-began break-kroke bring-brought build-built buy-bought can-could catch-caught come-came do-did draw-drew drink-drank drive-drove eat-ate fall-fell feed-fed feel-felt find-found fly-flew forght-forgot get-got go-went have,has-had hear-heard hold-held keep-kept knoe-knew learn-learnt,learned leave-left let-let make-made may-might mean-meant meet-met must-must put-put read-read ride-rode ring-rang run-ran say-said see-saw sell-sold shall-should shoe-shoeed sing-sang sit- sat sleep-slept speak-spoke stand-stood swim-swam take-took teach-taught tell-told think-thought throw-threw understand-understood will-would write-wroteorn 穿
白小白爱吐槽
Understand，英 [ˌʌndə'stænd]，美 [ˌʌndər'stænd]
v. 懂得；明白；理解；认识到；听说；获悉
形容词: understandable 副词: understandably 名词: understandability 过去式: understood 过去分词: understood 现在分词: understanding 第三人称单数: understands
例句：He is trying his best to understand his meaning.
他正在尽力弄明白他的意思。
反义词
misunderstand，英 [ˌmɪsʌndə'stænd]，美 [ˌmɪsʌndər'stænd]
v. 误解；误会；不了解
过去式: misunderstood 过去分词: misunderstood 现在分词: misunderstanding 第三人称单数: misunderstands
例句：They pretend to misunderstand my complaint.
他们假装误解了我的投诉。
南瓜冰妈
过去式：understood
过去分词：understood
重点词汇：understand
英［ˌʌndəˈstænd]美［ˌʌndərˈstænd]
v.懂；理解；领会；了解；认识到；明了；谅解；体谅；
［例句］In my experience, very few people really understand the problem.
据我的经验看，真正理解这个问题的人很少。
［其他］第三人称单数：understands 现在分词：understanding 过去式：understood 过去分词：understood
词义辨析
understand，comprehend，appreciate，apprehend，grasp这些动词均有“理解”之意。
understand一般用词，很常用，指对事实或意义知道得很清楚。
comprehend较正式用词，指对较复杂的事物能透彻理解其意义。
appreciate欣赏，指对某事物或意义有正确的认识，对其价值的肯定。
apprehend指知道某事物或某观念的大概意义，但未能理解其内涵意义，暗含一知半解意味。
grasp从本义抓紧、抓住，引申作“理解、掌握”。
