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1、动词 verb.,动词,be动词(am, is,are),情态动词,助动词,行为动词,动 词:表示动作或状态的词。,be动词,be动词:am,is,are, was, were be动词的否定形式: am not(没有缩略形式) are not=arent ,is not=isnt 主语第一人称+am 主语第二人称+are 单数+is;复数+are,Be动词用法口诀,I是am, you是are, is 前面三个他(她,它) 其它复数都用are She is beautiful. I am a student. am, is过去式 was are过去式 were,Exercise,我们是同班同学
2、。 他是我的同班同学。 我是他的同班同学。,情态动词,情态动词本身有一定的词义,但它必须和实义动词原形一起构成句子谓语。情态动词有:can,must,could,would,shall,should 其否定形式为:cannot=cant,must not=mustnt,could not=couldnt ;would not=wouldnt ;may not(无缩写形式),should not=shouldnt 注意,情态动词后应用动词原形。,情态动词,情态动词没有人称和数的变化 He can speak English. He speaks English very well.,助动词,do
3、,does用于一般现在时,其过去式did用于一般过去时。它们通常用在疑问句、否定句中。它们的否定形式分别为:do not=dont,does not=doesnt ;did not=didnt 注意: (1)在一般现在时中,does用于第三人称单数,其余一律用助动词do。 (2)助动词do,does,did后用动词原形。,助动词do,根据时态、主语人称、数的变化,do/does/did, 一般现在时:do, does(用于第三人称单数),do用于其他人称, 一般过去时:did I dont like English.,填空,1 1、 you like this magazine? 2、-Wha
4、t she at the weekends? -She usually plays games with her friends. 3、What you do last Sunday? -I wrote to my friend. 4、-Did you see a film called The Green Hornet ?-No,I . 5、 Jim have a party every Sunday?,Do,does,do,did,didnt,Does,行为动词,行为动词又称实义动词,表示动作和状态 He speaksEnglish very well. 他英语讲得很好。,动词的基本形式,
5、原形 第三人称单数形式+s/es 现在分词+ing 过去式+ed,动词第三人称单数形式的构成规则:,be is have has,gets,flies,climbs,jumps,stays,has,runs,第三人称单数形式的变化,第三人称单数形式的变化,以o, s, x, ch, sh结尾的单词,加es,go - goes 去wash - washes 洗watch - watches 观看fix - fixes 修理miss - misses 想念,study - studies 学习 fly - flies 飞,have-has 吃,喝,有,以辅音+y结尾的单词,改y为i,再加es,第三
6、人称单数形式的变化,1、Li Ming (喜欢) reading. 2、My bedroom (是) clean. 3、She (穿) a new dress. 4、My brother (玩) games every day. 5、It (看) like a cat.,Execise: 根据汉语提示补全下列句子。,likes,is,wears,plays,looks,动词ing形式的构成规则:,swimming,flying,climbing,writing,staying,taking,running,Execise:翻译下列句子。,1、小明擅长骑自行车。 Xiaoming is good
7、 at riding a bicycle. 2、我妈妈正在洗碗。 My mother is washing the dishes. 3、他喜欢看电视。 He likes watching TV. 4、男孩们正在爬树。 The boys are climbing the trees. 5、我们喜欢听音乐。 We like listening to music.,规则动词过去式-ed的构成:,不规则动词过去式: am / is - was are - were do - did have - had go - went come - came ride - rode sing - sang swim - swam,Thank you!,