1、第三人称单数在一般现在时中，当主语是第三人称单数时，谓语动词要用第三人称单数形式，即常在动词原形后加-s 或-es。但有些同学们对于哪些主语是第三人称单数还不十分清楚，现归纳总结如下：一、人称代词 he, she, it是第三人称单数。如：He likes watching TV. 他喜欢看电视。She has lunch at twelve. 她十二点吃午餐。It looks like a cat. 它看起来像只猫。二、单个人名、地名或称呼作主语；是第三人称单数。如：Han Mei looks like her mother. 韩梅看起来像她的母亲。Beijing is in China.
2、北京在中国。Uncle Wang often makes cakes. 王叔叔经常做蛋糕。三、单数可数名词或“this / that / the+单数可数名词“作主语时，是第三人称单数。如：A horse is a useful animal. 马是有用的动物。This book is yours. 这本书是你的。That car is red. 那辆小汽车是红色的。The cat is Lucys. 这只猫是露茜的。四、不定代词 someone, somebody, nobody, everything, something等及指示代词 this, that作主语时，是第三人称单数。如：Ev
3、eryone is here. 大家到齐了。There is something wrong with the watch. 这块手表有毛病。This is a pen. 这是一支钢笔。That is an eraser. 那是一块橡皮擦。五、不可数名词作主语时为第三人称单数。如：The milk is in the glass. 牛奶在玻璃杯里。The bread is very small. 那面包很小。六、当数字或字母作主语时，看作第三人称单数。如：“6“ is a lucky number. “6“是个吉利数字。“I“ is a letter. “I“是个字母。巩固练习题：I.写出下列
4、动词的相应形式：1. 第三人称单数： wash_ match _guess_ study_ finish_ go_ snow_ carry_2.写出下列动词的过去式：stop_ see_ drive _let_ carry_ keep_ join_ find_ think_ teach_ catch_3. 写出下列动词的现在分词形式：stay_ begin_ forget_forget_ lie_ die _ run_ prefer_ give_ring_ dance_ hope_II. 用所给动词的适当形式填空：1I _(write) to you as soon as I _(get) t
5、o London.2. He doesnt feel well and _(not eat) any food this morning.3. He _ not _(see) me come in, for he _(read) something with great interest.4. I _(let) you have the book as soon as I _(finish) it.5. While we _(wait) for our teacher, a little boy _(run) up to us.6. Dont make a noise. Grandpa _(s
6、leep).7.Its seven now, Toms family_(watch) TV.8. It _(take) me two hours to finish my homework last night.9. What _ your mother _(do) at eight yesterday evening? She _(wash) clothes.10. _ it _ (rain) when school was over yesterday?11. What _(do) _ tomorrow? We _ (play) football.12. There _ (be) a fo
7、otball match on TV this evening.13. They said they _ (visit) the Great Wall the next summer holiday.14. Who _ (dance) the best in your class?15. Will you come if he _ (not come)?16. The teacher told us the earth _ (move) round the sun.17. They _ (have) a party in the garden if it _ (not rain) tomorr
8、ow.18. She _ (buy) a sweater yesterday.19. I dont know if Mr. Wang _ (go) to Shanghai tomorrow. If he _ (go), I _ (ask) him _ (take) some books to my daughter, because she _ (study) there.单项选择：1. The students will go to the Summer Palace if it _ tomorrow.A. Dont rain. B. doesnt rain C. wont rain2. T
9、here _ an English film next week.A. will have B. is going to have C. is going to be D. was going to be3. The picture _ nice.A. looks B. is looked C. look D. is looking4. She _ down and soon fell asleep.A. live B. lain C. laid D. lay5. They _ the office at nine yesterday morning.A. reached to B. arri
10、ved C. went D. get to6. We shall go to Shanghai on business before you _ back next week.A. wil come B. came C. would come D. come7. Dont smoke until the plane _ off.A. takes B. took C. was taken D. is take8. I saw her _ the room this morning.A. to enter B. entered C. enter D. enters9.the teacher ask
11、ed us _ to school on time.A. to come B. coming C. come D. comes10. John is always _ others. A. help B. helping C. helps D. to help11. He told us _ at eight.A. working B. to work C. work D. worked12. Youd better _ at home and _ your homework.A. to stay, do B. stay, do C. to stay, to do D. stay, to do
12、13. He sat down _ a rest.A. having B. have C. to have D. had14. Uncle Wang knows _ a washing machine.A. how to make B. to make C. how making D. what to make写出下列动词的第三人称单数drink _ go _ stay _ make _look _ have_ pass_ carry _come_ watch_ plant_ fly _study_ brush_ do_ teach_二、用括号内动词的适当形式填空。1. He often _(
13、have) dinner at home.2. Daniel and Tommy _(be) in Class One.3. We _(not watch) TV on Monday.4. Nick _ to the zoo on Sunday.5. _ they _(like) the World Cup?6. What _they often _(do) on Saturdays?7. _ your parents _(read) newspapers every day?8. The girl _(teach) us English on Sundays.9. She and I _(t
14、ake) a walk together every evening.10. There _(be) some water in the bottle.11. Mike _(like) cooking.12. They _(have) the same hobby.13. My aunt _(look) after her baby carefully.14. You always _(do) your homework well.15. I _(be) ill. Im staying in bed.16. She _(go) to school from Monday to Friday.1
15、7. Liu Tao _(do) not like PE.18. The child often _(watch) TV in the evening.19. Su Hai and Su Yang _(have) eight lessons this term.20. What day _(be) it today? Its Saturday.可数名词有单数（Singular Form）和复数(Plural Form)两种形式可数名词有单数（Singular Form）和复数(Plural Form)两种形式表示一个人或物用单数形式，表示一个以上的人或物用复数形式。1一般在词尾加-s。s 在浊
16、辅音后面读z，在清辅音后面读s，在t后与t一起读ts在d后与d一起读dz。例如： book books 书 day days 天、日 dog dogs 狗 tree trees 树2以 s，sh，ch，x 结尾的词在词尾加-es，读iz.例如： glass glasses 玻璃杯 watch watches 手表 box boxes 盒子 brush brushes 刷子3以 o结尾的词有些加-es，读z；有些加-s，读s。例如： tomato tomatoes 西红柿 potato potatoes 土豆 photo photos 相片 radio radios 收音机 zoo zoos 动
17、物园4以 f 或 fe 结尾的词，先把 f 改为 v，再加es，读vz。例如： knife knives 小刀 leaf leaves 树叶 life lives 生命 thief thieves 小偷5以辅音字母加 y 结尾的，先把 y 改为 i，再加-es，读z。例如： story stories 故事 city cities 城市 family families 家庭 baby babies 婴儿 注意：boy boys 男孩 toy toys 玩具 key keys 钥匙6有些名词有不规则的复数形式。例如： man men 男人 woman women 妇女 tooth teeth 牙
18、齿 foot feet 脚7有些名词的单复数形式相同。例如； deer deer 鹿 sheep sheep 绵羊 Chinese Chinese 中国人 Japanese Japanese 日本人8有些学科名词虽以 s 结尾，但通常都做单数名词看待。例如： physics 物理 maths 数学 politics 政治 news 新闻9有些单数形式的名词具有复数的含义，要当作复数看待。例如： people 人们，人民 police 警察 public 公众 名词由单数变成复数的练习写出下列名词复数leaf_puppy_box_knife_fly_fox_ bus_ bench_ brush_
19、kiss_church_dish_ruler_peach_glass_pencil_boy_zoo_man_roof_sheep_knife_lady_key_story_watch_bamboo_city_family_day_apple_eraser_speech_thief_mouse_fish_goose_people_ox_Chinese_deer_foot_child_tooth_guy_hero_spy_boss_monkey_ city _ goat _ radio _ horse _ dog _two_(pair) of_(shoe)用所给的单词的复数的正确形式填空：1The
20、re are so many_(wolf)in the forest.2There are three _(chair) in the classroom.3These _(tomato) are red. 4_(hero) are great.5My brother looks after two _(baby)6There are some _(deer) eating the grass.7My father likes to eat _(potato).8Chinese _(people)like to eat noodles.9I have a lot of _(toy) in my
21、 bedroom.10I help my mother wash _(dish) in thekitchen.11I have two _(pencil-box). 12There are some _(bus)in the street.13Peter has eight _(foot). 14Linda has three _(tooth).15There are some _(child) in the garden.16Michael likes the _(mouse).17There are some _(goose)in the river.18My uncle and fath
22、er are _(man).19Tom and King are _(boy). 20Linda has three _(tooth).选出正确形式1I can see three _ in the zoo.A monkeys B monkeys C monkey2.The pig has four _. A. foot B. feet C. foots3.My two brothers are both _.A. policeman B. policemans C. policemen4.There are four _ in the class. A. Japanese B. Japane
23、ses C. Japan5.I can see ten _ in the picture. A. sheep B. dog C. pig6.The _ has three_. A. boys, watches B. boy, watch C. boy, watches7.C an you see _on the plate?A.bread B.breads C.breades8.The girl often brushes her_ before she goes to bed. A. tooth B. tooths C. teeth9.Mr Black often drink some _.
24、A. milk B. milks C.milkes10.There are some _ on the floor. A. child B. water C. books11. _ will learn English. A. Woman B. Women C. Man12.Lucy will show us some new _ of hers.A. photo B. photos C. photoes13. I drank two _.A. bottles of orange B. bottle of orange C. bottles of oranges14.The cat eats
25、two _ last night. A. mouses B. mice C. mouse15.I need a pen and some _. A.books B.desk C.chair16 Jim was late for two classes this morning. He said that he forgot both of the _.A. rooms number B. Room number C. Rooms number D. Room numbers17. The newly-built library is a _ building.A. five-storey B.
26、 five storeys C. five-storeys D. five storeys18. - Whose umbrella is it? - Its _.A.somebody elses B. Somebody else C. Somebodys elses D. Somebodys else19. I feel terribly hot, Whats the _?A. temperature of room B. Rooms temperatureC. Room temperature D. Temperature of rooms20. _ will make a trip aro
27、und the world during the coming Christmas.A. The Evens B. The EvensC. The Evenses D. The Evenses21.The girl talking to Mary is a friend of _.A. Marys sister B. Mary sisters C. Marys sisters D. sister of Marys22. The woman over there is _ mother.A.Julia and Shelleys B. Julias and Shelleys C. Julia an
28、d Shelley D. Julias and Shelley23. He is very tired. He needs _.A. a night rest B. a rest night C. a nights rest D. a rest of night24 -Excuse me，where are _ offices? -Over thereA teachers B teachersC the teachers D the teachers25 Today is September 10 th. Its_ Day. Lets go and buy some flowers for our teachers. A. Teacher B. Teachers C. the Teachers D. Teachers
