(
课件网) Unit 2 School in Canada 冀教版·六年级上册 Lesson 10 Lead-in Free talk How many students are there? There are four students. How many desks and chairs are there? There are six desks and four chairs. New words word 单词；字；话语 Pencils and chairs Can you find the differences? These words have no s. This is one pencil. This is a chair. These words have an s. These are many pencils. These are many chairs. Language points 名词变复数的规则（一） 一般情况下，可数名词的复数形式是在单词的词尾-s. 如：book-books书; car-cars小汽车; pen-pens钢笔 1. -s在清辅音后读/s/. 如：book-books书 2. -s在浊辅音和元音后读/z/. 如：bed-beds床 Boxes and buses These words have no es. This is a box. This is a bus. These are many boxes. These are three buses. These words have an es. Language points 名词变复数的规则（二） 以“sh, ch, s, x”结尾的名词变复数时，一般直接在词尾加-es，读作/iz/。如： dish-dishes盘子; watch-watches手表 class-classes班级; fox-foxes狐狸 Tomatoes, potatoes and photos This is a tomato. This is a potato. This is a photo. These are many tomatoes. These are many potatoes. These are many photos. Do you see an s or an es in these words? Yes! Language points 名词变复数的规则（三） 以辅音字母加o结尾的名词变复数，一般在词尾加-es，读/z/。photo是一个例外，其复数形式是photos。如：tomato-tomatoes西红柿; potato-potatoes土豆; 以元音字母加o结尾的名词变复数，一般在词尾加-s。如：radio-radios收音机; zoo-zoos动物园。 Men, women and children This man is old. This woman is dancing. This child is walking. These men are young. These women are singing. These children are playing. Do you see an s or an es in these words? No! Language points 名词变复数的规则（四） 此类属于名词单数变复数的不规则变化形式。 单复同形：sheep-sheep绵羊; deer-deer鹿; Chinese- Chinese中国人 变内部元音a变e，oo变ee： man-men男人; foot-feet脚; tooth-teeth牙齿; goose-geese鹅 词尾发生变化： child-children孩子; ox-oxen公牛 部分名词只有复数形式： pants长裤; scissors剪刀 shorts短裤; glasses眼镜 Exercise 1.写出下列名词复数形式。 room_____ map _____ bird _____ bike _____ box_____ fox_____ ? bus_____ ? bench_____ ? brush_____ dish_____ ruler_____ glass_____ pencil_____ man_____ zoo_____ house_____ rooms maps birds bikes boxes foxes buses benches brushes dishes rulers glasses pencils men zoos houses sheep_____ watch_____ photo_____ apple_____ eraser_____ class_____ goose_____ foot_____ child_____ tooth_____ hero_____ boss_____ radio _____ horse _____ dog _____ sheep watches photos apples erasers classes geese feet children teeth heroes bosses radios horses dogs 2.选出正确形式。 1. The girl often brushes her_____ before she goes to bed. A. tooth B. tooths C. teeth 2. The pig has four _____. A. foot B. feet C. foots C B 3. My two brothers are both _____. A. policeman B. policemans C. policemen 6. The _____ has three_____. A. boys, watches B. boy, watch C. boy, watches 5. I can see ten _____ in the picture. A. sheep B. dog C. ... ...
