1、不规则名词单复数:不规则变化child-children foot-feet tooth-teeth mouse-mice man-men woman-women goose-geese2. 单复同形：deer-deer sheep-sheepfish-fish(鱼肉 )Chinese-ChineseJapanese-Japanese【NB: 所有的不可数名词前有阿拉伯数字，可数名词和集合名词（family ，police 等）就需要变复数（但单复同形, 不可数名词和 people 除外） 。 所有名词前面有阿拉伯数字 名词前的 be 动词需要用 are. 不可数名词前有some， be 动词
2、用 is. 】people-five peoplewater- two drop of waterThere is some water. There are two people.练习题：名词单数变复数练习题 请把下面的名词单数变复数。cat_ dog_ desk_ key_ boy_ story_ family_ bus_ box_ watch_ potato_ tomato_ bed_ brush_ wife_ knife _teacher_ sister_ plane_ school_ 把下面的单数句子变成复数句子。1. This is a book. These _2. It is
3、a red apple. They_3. That is a eraser. Those_ 填入所给名词的正确形式。1. I have too_(knife)2. There are many_(box)s3. She has three_(ruler)4. How many_(sheep) are there on the hill?5. There is some_(food) in the basket.6. The baby has only two_(tooth) now.7. There is a lot of_(water) in the bottle.8. There are
4、five_(people ) in his family.二选择填空1My mother bought some_ for my birthday party yesterday.A. apple B. banana C. orange D. meat2. Ive got a little_ in my house.- Why not keep two or more?A. juice B. mice C. bread D. fish3. Please pass us _.A. two glass of milk B. two glass of milksC. two glasses of m
5、ilks D. two glasses of milk4. These Germans want to have some _ or supper，so they decide to catch_ now.A. fish；many B. fishes；much C. fish；much D. fishes；many5. The _are behind the cat.A. mouse B. mice C. mouses D. two mouse6. They have much colored _.Lets go and ask for some.A. rules B. paper C. er
6、asers D. sharpeners7. Either Jane or Steven _ watching TV now. A. were B. is C. was D. are 8. Two days _enough for me to finish the work, I need a third day. A. isnt B. is C. arent D. are 9. How many lessons do you usually have a day? Six lessons a day. And each of them _45 minutes. A. last B. lasts C. have D. are 10. Neither LiPing nor I _a basketball player. A. am B. is C. be D. are
