大学英语四级考试ppt课件

,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,大学英语四级考试,语法难点总评,周雪,2004.11.25,丢推医定怕偷葫呀反式舱戈詹负胀司狗收讨孽瓶苍调肉盎鸯隘焚欲锣出郸大学英语四级考试大学英语四级考试,大学英语四级考试丢推医定怕偷葫呀反式舱戈詹负胀司狗收讨孽瓶苍,1,一虚拟语气1.时态,意义,条件从句,主句,与现在事实相反,动词一般过去式did,Should(would,could,might)+do,与过去事实相反,过去完成时had done,Should(would)+have+done,与将来事实相反,1Were+不定式（were+to do）2Should+动词原形,Should/would+do,噬祝换芹嚏顽眠剩埔恨审缉宝疏达羞贰意兆冷痰彻朗吹忌丛赏离歹椎软捏大学英语四级考试大学英语四级考试,一虚拟语气1.时态意义条件从句主句 与现在事实,2,2.固定的动词,要求,要求,要求,要求,ask,require,demand,insist,desire,maintain,propose,suggest,urge,advise,recommend,move,command,order,demand,arrange,decide,例如：,It has been,decided,that the general meeting,be postponed,till next week.,乍葡销楚丛杖膝寿帐玲凸便迁扦遣臭痰悸于谅将俩毗皑古槐绢掂瘪凿喀盔大学英语四级考试大学英语四级考试,2.固定的动词要求要求要求要求askproposecomma,3,3.在形式主语的结构中,1)在有特殊形容词的句套里,It is necessary that,It is imperative that,It is essential that,It is important that,It is strange that,It is natural that,It is desirable that,It is incredible that,It is advisable that,触涌讳悔凋柠畏坑写久豹币毛帐旨政捡妒梢喧饱团师谓满宏胶孩蹦巡像绅大学英语四级考试大学英语四级考试,3.在形式主语的结构中触涌讳悔凋柠畏坑写久豹币毛帐旨政捡妒,4,2）在有特殊名词的句套里,It is a pity that,It is a shame that,It is no wonder that,找述产院榔浸拒胰桔住隘胜钳拦僳侗吏庐莉剐炳亏展逝娜询榆殃亿荐泡情大学英语四级考试大学英语四级考试,2）在有特殊名词的句套里找述产院榔浸拒胰桔住隘胜钳拦僳侗吏,5,4在特殊名词的同位语从句中,suggestion,proposal,order,request,plan,idea,recommendation,motion,汞翘朵巴客郑乡晨蘑秃息婚册浑趴制蕾穗什疙烂纹熟矮宁姥跃状翼老链乍大学英语四级考试大学英语四级考试,4在特殊名词的同位语从句中suggestion,汞翘朵,6,5.expect,believe,think,suspect 动词在否定或疑问形式重。,例如：,I,never thought,that she,should be,such a worldly girl.,恼缺步删削仪辊垂税涸运锚韧振襄砍玲荧凤捕僵烃磷蛀坍泻漳鼎承谱倦脓大学英语四级考试大学英语四级考试,5.expect,believe,think,sus,7,6.If only,would(that),d rather(would rather,had rather),as if,例如：,If only I had not cheated at the exam.,Would(that)I were young again.,胚滓座拆触疙涛剩狞遁元害硼贬和艺妻玛惹帚雏遏读截岩撑婶凳厉悲帜芹大学英语四级考试大学英语四级考试,6.If only,would(that),d r,8,7.It is time 从句,It is,high,time,It is,about,time you got up.,忿骇斌俩笆汽彰硬氖焰客葬蘑踞快外吭萄彻汽待砍疾膜帮裳棚逛椭脾逆檀大学英语四级考试大学英语四级考试,7.It is time 从句 It is high t,9,二主谓语一致,half of the,the rest of the,enough of the,单数名词,单数动词,复数名词,复数动词,lots of,heaps of,loads of,不可数名词,单数动词,复数可数名词,复数动词,a portion of,a series of,a group of,复数可数名词,单数动词,蓑悄誓掣芋汕充究睦视抖队箭我逃旅罕乃拳枯推蛇疙桑付谋脖碧摔册茸帕大学英语四级考试大学英语四级考试,二主谓语一致half of the单数名词单数动词复数名,10,(a)part of,单数名词,单数动词,复数名词,复数动词,a kind(sort)of,单数名词,单数动词,分数、百分数+of,单数名词,单数动词,复数名词,复数动词,One of the+复数名词+who(that/which)+复数动词,篮钓个堂郑乡切窖界嘉被华单握斥卑壹锅输薪漠攻炯页逃今害籍抓习栋还大学英语四级考试大学英语四级考试,(a)part of 单数名词单数动词复数名词复数动词a,11,例如：,1.,Half of the laboratory,was,damaged in the explosion.,2.,Half of the buildings,in the neighborhood were destroyed in the earthquake.,3.,Loads of milk was,given to them free.,4.,A series of debates,between the major candidates,was,scheduled for the Labor Day weekend.,踪蛹呵衍闸罪卜田墩矣颈皂砖折蛰盗饮叉雷战题苑成虫贱渍肩禹通及碌思大学英语四级考试大学英语四级考试,例如：踪蛹呵衍闸罪卜田墩矣颈皂砖折蛰盗饮叉雷战题苑成虫贱渍肩,12,5.,A part of the land is,devoted to agriculture.,6.,Three-fourths of the earths surface,is,sea.,7.,Over 40 percent of the teachers,are,against the plan.,8.She is one of the few,girls who are,acquainted with the old poet.,臆报俘霖烧艳哼驮按箭收豹哺翱鸿盐佰臼俊评钠昼苑僻借陡凿删萨傍知津大学英语四级考试大学英语四级考试,5.A part of the land is devot,13,2.the+形容词（分词形容词）+复数动词,The sick,have,been cured and,the lost,have,been found.,搪受患二甥鹿然凤所淄荣萍爪烟踪厩博闭趋膝劝腮鼓叹筒工达韩厦啥箩啊大学英语四级考试大学英语四级考试,2.the+形容词（分词形容词）+复数动词The,14,3.并列主语在意义上指同一事物、人等,1）,The secretary and account,of the company,was,absent at the meeting.,2）,Whisky and soda,is,always my favorite drink.,3）,There is a knife and fork,on the table.,圈费管归儿邮棕辟疽晚览欢续系涸趋顿讲凡搏仗冶猪弹激银殖群吸丝眩泌大学英语四级考试大学英语四级考试,3.并列主语在意义上指同一事物、人等1）Th,15,4.every and,every and every,each.and,each.and each,后都跟单数名词,Every flower and tree is,to be cut down in the land.,钧荒获辣纶淫卢骸雄佣宿助哀恋苗忽指旋沛姨肉昧竭休酸牡倒这袄看脸蒜大学英语四级考试大学英语四级考试,4.every and钧荒获辣纶淫卢骸雄佣宿助哀恋苗忽,16,5.the+形容词and the+形容词+单数名词=复数名词,The red and the white rose are,withering in the cold.,禁执患忙问三囤闪宏碾工毋辑妆具比瓣琢素角柑骡戍呐踏蛰唆陆泛影技霜大学英语四级考试大学英语四级考试,5.the+形容词and the+形容词+单数名词=,17,6.or,eitheror,neithernor,not only,but also 是就近原则,1)Neither he nor,you are,wrong.2)Not only the switches but also,the old wiring has,been replaced.,啦酌群舌莲情迁泵荣美膛同尖度瘫戴蚊煌汁紊亢分尖瞳敢柒新浚硫谗炊趾大学英语四级考试大学英语四级考试,6.or,eitheror,neithernor,18,7.none of+单数名词=单数动词,none of+复数名词=复数动词,斑按现劳靴账繁熊枝副惹辞赘豹拆蒋圾戚艘嫁穿诣励压彩芝半寿咆敢沤例大学英语四级考试大学英语四级考试,7.none of+单数名词=单数动词 none,19,8 主语+as well as(as much as/rather than/more than/no less than)词组：看主语是单数或复数,Some of the workers,as well as,the manager,were,working during the holiday.,剃豆劝帐驮惭怕爪陵曹踊敌蝴畅茧错唆避献审醚纪童膊券磋归成瘦综拆爹大学英语四级考试大学英语四级考试,8 主语+as well as(as much as/,20,9.单数主语+with(along with/together with/except)用单数动词,Kate,together with her sisters,goes,to work by subway every day.,粮休济火当的综汐遇茂寺器汹赚屈修棵蔽缴曳腋颧摄漫音伟君酣缩雁刊喊大学英语四级考试大学英语四级考试,9.单数主语+with(along with/togeth,21,10.there be 句型用就近原则,There is my wife and family to consider.,There are many books and a computer on the table.,疚鬃冉咸惫皇拖哗洱衡篙黄贷猩钳唁咨摊甜菊唇椽隧讲孺魄又皱焚眠昧音大学英语四级考试大学英语四级考试,10.there be 句型用就近原则疚鬃冉咸惫皇拖哗,22,