Lesson18（课件）新概念英语第一册

Let's review. Let's review Are these your cases? 肯/否定回答： our/we/us 区别 1. Let______go to school. 2. These are _______passports. 3. _____like PE. too的意思以及用法 1. 一般情况下直接在名词词尾加s 2.名词以s,x,sh,ch结尾加es 3.个别以o结尾的名词加es book-books bus-buses tomato-tomatoes 名词变复数规则变化 名词变复数 family------ baby ------ boy ------ day ------ families days babies boys 以辅音字母加y结尾的名词把y变i再加 es family------ baby ------ boy ------ day ------ families days babies boys 元音字母加y结尾的名词直接加s wife ------ knife ------ leaf ------ half ------ wives knives leaves halves 以f或fe结尾的名词把f或fe变v再加 es wife ------ knife ------ leaf ------ half ------ wives knives leaves halves 妻子持刀去宰狼，小偷吓得发了慌； 躲在架后保己命，半片树叶遮目光。 妻子持刀去宰狼，小偷吓得发了慌； 躲在架后保己命，半片树叶遮目光。 wife knife wolf thief shelf life half leaf What’s the plural of baby? babys babies babyes A B C What’s the plural of brush? brushes brushs brush A B C What’s the plural of housewife? housewifes housewives housewifs A B C What’s the plural of key? keies keyes keys A B C What’s the plural of tomato? tomato tomatos tomatoes A B C What’s the plural of leaf? leaves leafs leafes A B C What’s the plural of knife? knife knifes knives A B C 对本课件有任何使用的问题，请联系小助手微信：naodong5 本课件来自微信公众号：脑洞英语课堂 把下列名词变成复数形式 1. class 2. tree 3. leaf 4. story 5. monkey 6. play 7.potato 8. zoo 9. dress 10. baby 11. thief 12. country classes trees leaves stories monkeys plays potatoes zoos dresses babies thieves countries 填入适当形式 1. I have two ______. (knife) 2. There are many __________here. (butterfly) 3. There are two ______on the road. (bus) 4. She has one________. (baby) 5. Some _______are drawing on the wall. (boy) 6. I have three _______(photo) of my family. 7. Are these your __________. (tomato). 8. The ______is old . (watch) 9. There is a ________(box) on the desk. knives butterflies buses baby boys photos tomatoes watch box 口 决 名词复数很简单，一般s加后边。 末尾要加es，sh，ch，s，x。 尾巴f，fe去掉再加ves。 辅音加y很重要，把y变i再加es。 不规则变化 名词变复数 one man one woman two men four women 男人女人a 变 e