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一、五种根本形式:
词
英语中实义动词和系动词有五种根本形式,原形、现在式〔用于第三人称单数〕、过去式〔用于过去时态〕、过去分词〔用于各种完成时态〕和现在分词〔用于各种进展时态〕。 1、
第三人称单数构成与名词由单数变复数
例词 构成规那么 一般情况下在动词后直接加-s构eat-eats, read-reads, play-plays等 成 以e结尾的直接加-s write-writes, e-es, close-closes等 go-es, 以s,x,z,sh,ch以及字母o结尾的动Watch-watches, 词,后加-es finish-finishes等 以辅音字母加y结尾的动词,应将study-studies, fly-flies等 y改为i再加-es 2、规那么动词过去式、过去分词和现在分词的构成方法 原形 构成例词 规那么 一般turn 情况 以-emove,love 只加moved,loved 去掉emoving,loving . .word..
过去式和过去分词 构成例词 规那么 加-ed turned 现在分词 构成规例词 那么 加-ing turning
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结尾的 以辅try,study 音字母加y结尾的 以元stay,play 音字母加y结尾的 以重stop,plan 读闭音节结尾且末尾只有一个辅音字母 -d 再-ing 加应将ytried 改为istudied 再加-ed 直接加trying,studying -ing 直接stayed 加-ed played 直接加staying,playing -ing 双写stopped 末尾planned 的辅音字母再加-ed 双写末stopping,planning 尾的辅音字母再-ing 加. .word..
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以r音Prefer,refer 双写preferred 节结尾的 末尾referred 的r再加-ed 以ielie,die 加-d lied,died 双写末preferring,referring 尾的r再-ing 将ie变lying,dying 加-ing 加结尾的 3、 常用不规那么动词过去式和过去分词一览表 原形 am,is are bear bee begin break bring build buy catch can情态动词 原形 e 过去式 was were bore became began broke brought built bought caught could 过去式 came 过去分词 been been born bee begun broken brought built bought caught 过去分词 e 汉语翻译 是 是 忍受〔熊〕 成为,变成 开场 打坏,打破 带来 建筑,建立 买 揪住,抓住 能,会 汉语翻译 来
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cost cut do助动词 does助动词 drink drive eat feel find fly forget get give go grow have助动词 has助动词 hear know learn leave lend cost cut did did drank drove ate felt found flew forgot got gave went grew had had heard knew learned/learnt left lent cost cut done done drunk driven eaten felt found flown forgot/forgotten got/gotten given gone grown had had heard known learned/learnt left lent 花费 砍,切 做 做 喝 驾驶,开车 吃 感觉 发现,找到 飞行,放飞 忘记 得到 给予,给 走,去 成长,种植 有 有 听见 知道,了解 学习 离开,留下 借给
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let lie lose make meet may情态动词 must情态动词 pay put read ride ring let lay lost made met might must paid put read rode rang let lain lost made met paid put read ridden rung 让 躺下 丧失 制造,制作 遇见 可以 必须 付钱,赔偿 放 读 骑,乘 〔钟、铃〕响,鸣 run say see sell shall情态动词 sing sit 原形 sleep ran said saw sold should sang sat 过去式 slept run said seen sold sung sat 过去分词 slept 跑 说 看见 卖 将 唱 坐 汉语翻译 睡
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smell speak spell spend stand sweep swim take teach tell think wear win write will情态动词 laugh shout point like live smelt spoke spelt spent stood swept swam took taught told thought wore won wrote would laughed/’la:ft/ shouted pointed liked lived smelt spoken spelt spent stood swept swum took taught told thought worn won written 闻起来,嗅 说 拼读,拼写 花费,度过 站 清扫 游泳 带去,花费,乘 教 告诉 想,思考 穿戴 获胜,赢 写 将,愿,会 笑 喊,叫 指出,指向 喜欢 生活,居住〔现
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场直播的〕 look walk show looked walked showed 看 步行 给…看,显露出,说明 二、动词时态
定义:时态是谓语动词所表示的动作或情况发生时间的各种形式。 四类:一般时态、进展时态、完成时态和完成进展时态。每一类时态都对应四种时间:过去、现在、将来、过去将来。常用8种时态:一般现在时,一般过去时,一般将来时,现在进展时,过去进展时,现在完成时,过去完成时和过去将来时。 1、一般现在时
常见频度副词有:always〔总是,一直〕,often,usually,never,sometimes等
地球围绕着太阳转:The earth moves around the sun.表客观存在的真理或科学事实。
公交车来了:Here es the bus.以here, there等开场的倒装句,表示动作正在进展。 2、一般过去时
有确定的时间状语,如:yesterday, two days ago, last+年/月/星期,the other day, just now, in the old days, the day before yesterday〔前天〕,this
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morning/afternoon, at the age of+过去年龄段,when引导的状语从句〔过去〕,at+过去时间点,in+过去的年份等。 3、一般将来时
常用时间副词:tomorrow, soon,(today, tonight)时间状语短语:next year/week/month, in a few days, in the future等。
构成:will/shall+动词原形,be going to+动词原形,表示打算和预测。 特殊情形:
be to+动词原形,表示按方案或安排即将要发生的动作;有时也表示命令、制止或可能性。如:She is to practice the piano tomorrow. 她明天将练习钢琴。
用现在进展时表示按方案或安排将要发生的事。 用一般现在时表示按规定或时间表预计要发生的事。 be about to+动词原形,表示即将要发生的事。 4、现在进展时
常与look, listen, now连用 5、过去进展时
the whole morning, all day yesterday, from nine to ten last evening, when, while等标志性词语,主要表示过去某一时刻或表示过去某一阶段正在发生或进展的动作。 6、现在完成时:
常见时间状语:always, yet, just, ever, before,these days, recently, in the past/few时间段,since+时间点,for+时间段 等。
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构成:have/has+动词的过去分词 7、过去完成时 8、过去将来时 Would+动词原形
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