2022-2023学年人教版七年级上学期英语名词单复数讲解及练习题

七年级英语名词变复数讲解及练习 名词变复数规则变化及发音: 1、绝大多数的可数名词在词尾加上s ; eg:book→books;desk→desks;pen→pens;car→cars s遇t读浊辅音[ts],遇d读清辅音[dz] eg:friend→friends; cat→cats; 2.、以s、x、ch、sh结尾的单词,在该词末尾加上-es;读音规则:读[iz]; eg:bus→buses; box→boxes; watch→watchches; dish→dishes 3、以辅音字母+y结尾的名词,要把y变为i,再加-es;读音规则:读[z]。 eg:fly→flies; baby→babies; 元音字母加y结尾的单词直接加s;eg:toy→toys;boy→boys; 4、以-f或-fe结尾的名词,要将-f或-fe变为-v,再加es;读音规则:读[vz]; eg:knife→knives;leaf→leaves; 5、以-o结尾的名词,初级阶段只有三个单词要加-es,其余都加-s;读音规则:读[z]。 eg:tomato→tomatoes西红柿; potato→potatoes土豆; hero→heroes英雄; Negro—Negroes 口诀:“黑人英雄喜欢吃土豆和西红柿” 其余eg:zoo→zoos; hippo→hippos; 名词变复数不规则变化: 1.单词内部发生变化:口诀“oo常常变ee,男人女人a变e” eg:foot→feet脚;tooth→teeth牙齿;man→men男人;woman→women女人; 2.单复数相同:“羊鱼小鹿无变化,单数复数是一家” eg:sheep→sheep绵羊;fish→fish鱼;deer→deer鹿; 3.不规则变化:child→children孩子;mouse→mice老鼠;German→Germans德国人; 4“某国人”的复数有三种类型: 口诀“中日不变,英法变,其它S加后边” (1)Chinese, Japanese单数复数同形,不需加s; (2)Englishman, Frenchman, Dutchman复数要把 man 变为men; (3)其他各国人以–an, -ian收尾的均直接加s。如:Americans, Australians, 二.不可数名词: ⒈不可数名词概念:不可以数的名词叫做不可数名词。包括物质名词(表示无法分为个体的物质)和抽象名词(表示抽象概念的词)。 ⒉不可数名词特点: ⑴不可数名词没有复数形式,也不能与a, an及数词连用,常作单数看待。 例: water There’s some water in the bottle. food My favourite food is noodles. ⑵不可数名词如表数量,常和a bottle of, a glass of等名词词组连用。如表示复数,只把量词改为复数。 例:a bottle of pop一瓶汽水 , two glasses of orange juice 两杯桔子汁, three cups of tea 三杯茶 ,a piece of paper一张纸 七年级英语名词专练 1. 将下列名词变为复数 school_ phone _ family_ key_ wife watch _ card _ question_ friend _leaf play_ dictionary_ photo_ tomato_ knife coach _ toy _ case _ party _baby girl_ box_ flash _ comedy_ 2. 写出下列单词的复数形式 this_ that_ it_ is_ 3. 将下列句子改为复数句 1. This is his eraser. _ _ his _. 2. That is her dictionary. _ _ her _. 3. It is a bus . _ _ _. 4. My watch is black. My _ _ black. 4. 用所给词的正确形式填空 1. This is my _ .These are his _. (book ) 2. That is a _. Those are six _ .(watch) 3. She is my _.They are my _ (friend ) 4. The boy _ his brother .The girls _ his sisters. (am , is , are ) 5. _ she your mother ? (am, is , are ) 6. _ these your parents ? Yes, they _.(am, is , are