零冠词 即不用冠词,用于不可数名词,复数可数名词和某些单数可数名词前 （1）专用名词、物质名词、抽象名词、人名、地名等名词前面一般不加冠词 Knowledge is power.We can't live without air.China has a large population.（2）表示头衔、职务的名词作表语、同位语、宾语补语、主语补语时不加冠词 Abraham Lincoln was elected president of the United States in 1860.Wang Ping,monitor of Class Three,won the first prize.但是,当这些名词作主语时,要加定冠词：The president of USA will visit America in the near future.Elizabeth II,__/_Queen of England,declared the conference open.（3）称呼语前面不加冠词 Where are you going,mum Jimmy said that / Uncle hadn't come back and _/__Auntie was out.The general ordered his men,"Use your knife,young man!" （4）泛指复数名词前面不加冠词 We're Senior Three students.——What are they——They're workers.（5）by+交通工具／通讯工具 A.——Do you know how he will come here ——I think he'll come here by bus/train/taxi/ship/plane/bike.B.I'll tell you by telephone/email.但是使用其他介词时要注意：He'll come in her taxi/on her bike/on a bus.You're wanted on the telephone.（你有电话.） （6）用在介词at／by后面,表示时间,不加冠词 at daybreak/dawn/dusk/noon/sunrise/sunset/night B.Most people work by day and rest by night.（大多数人白天工作晚上休息.） （7）在turn（变成,成为）后面的名词前面不加冠词 His son turned writer at last.=His son became a writer at last.（8）几个词组 in space/in distance /peace/public by chance/accident/surprise on foot/duty/earth out of breath/ reach/sight/control
最新问答： 数学老师将甲.乙两种股票同时卖出,卖价为a元,其中甲种股票盈利25%,乙种股票亏本25 溶原性噬菌体如何消灭细菌当它侵入宿主细胞后,其核酸附着并整合在宿主染色体上,和宿主核酸同步复制,宿主细胞不裂解而继续生长 目的蛋白有跨膜区,在原核中怎样克隆表达? 下列各句中，加线的成语使用不恰当的一项是( ) A．假如没有这场金融危机，家具网络营销的春天也许不会来得这么快。但一切 《岳阳楼》中的名言有哪些?谁知道吖?有“哪些”！起码两句吧～ 已知2点坐标,要求2点到第3点的距离和最小,怎样找出第3点坐标 某农场要建一个长方形的养鸡场,鸡场的一边靠墙(墙长25m),另外三边用木栏围成,木兰长40m. 鸡场的面积能达 初一有理数乘方练习题列如：（-3）的三次方. 郑和下西洋经过的是哪一大海洋 证明：x-sinx=a(a>0)至少有一个正根. 谁会这个题？1.I ___ (write) an e-mail at this time yesterday.用括号的正 .English 题,1.----she is late is evident.A What.B That C Whom 平面直角坐标系中,已知射线OA:x-y=0(x≥0）,OB:x+2y=0(x≥0)过点P（1,0）作直线分别交射线OA, 波长为1的x光光子的动量和能量 some time 与some times的区别 收获的近义词是什么? ‘‘谢谢你,____"为题的作文 诸葛亮的一句名言,与刘禹锡所写的《陋室铭》在文中表达的思想基本一样! 求英语翻译：今天是某个女孩的生日 填写词语.请问:什么靡不振?
