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、-W
4、hat 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,原
5、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
6、,第三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 a
7、t 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!,
