be动词用法全解.doc

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1、 1.1 Be 动词的三种形式(am, is, are) （一般现在时态中）I am in guangzhou now.My father (He) in Shanghai.My sister (She) is in Wuhan.Guangzhou (it) a city.We (Lucy and I ) students.You are a teacher.They(Guangzhou and Wuhan) cities.练习：用am, is, are 填空。1 The U.S._ a big country.2 Guangzhou _ one of the largest province

2、 in China.3 Guangzhou and Shanghai _ morden cities.4 We _ in Guangzhou now.5 I _ a student in XX school.6 Lucy and I _ teenagers.7 David _ my classmate.8 You _ my best friend.9 My dog _ my best friend.10 My mother and sister _ at home.1.2 Be 动词位置。主语 Be 补语I am from China.China is a country.China is b

3、ig.Chinese is my native language.You are from Guangzhou.It is hot in Wuhan.1主语放在句首。作主语的为：人或物。从主语看出我们在谈论的是谁或什么。2 Be动词am, is, are 放在主语的后面。3最后面的都是补语。以补语结束句子。补语表明主语的：属于哪类；地点；对主语描述等。练习：用下面的单词，组成正确的句子。并说明是BE动词的哪种用法。例子：big/ the U.S.A./ is The U.S.A. is big. （对主语分类）1. is/ beautiful/ China _2. is/ Texas/ a b

4、ig state _3. hot today/ it/ is _4. the teacher/ from/ is/ New York. _5. years/ my brother/ is/ 25/ old. _6. a big country/ America/ is _7. in the classroom/ are/ the students _8. the map/ on page 3/ is _9. my parents/ in China/ are _10. am/ I/ a student _1.3 主语与人称代词。Beijing is big. My friend and I a

5、re in Guangzhou.Itis in the North. We are in Guangzhou.My sisiter is a student. My cousins are in Shanghai.She is very happy. They are in Shanghai.My father is at work. China and Korea are countries.He is busy. They are in Asia.You are my teacher.Mr Gao and you are my teachers.You are my teachers.1主

6、语可以是人称代词。来代替人的名字，或者物。人称代词7个：I; we; you; he, she, it, they. 三人称单数是指:he, she, it.或者一个的人，物：my father, a dog.2 名词单数指只有一个人或物。名词复数指两个或者两个以上的人或物，复数名词以S结尾。（a dog; two dogs）主语是单数时 Be 动词用is, 主语是复数时，用are. I 后面用am. I am a student. Dogs are animals. My mother and father are teachers. 注意The United States (the U.S

7、.) 虽然以S结尾，但表示单数。The United Statesis a big country.总结：I am, we are, you are, he is, she is, it is, they are.3 You有两种意思：你，你们。BE动词都用 are.到底是哪种意思，要看后面的名词。 You are a student.(你) You are students.（你们）4 当主语是另外一个人和I 时。Be动词用are.并把另外一个人的名字放I之前，表示对别人的尊重。John and I are good friends.5 主语用人称代词it来谈论时间和天气。BE动词用is.

8、It is hot in Guangzhou. It is 6 oclock now.6 They 用来代替复数的人，复数的物。My friends are here. Theyare good to me. My books are here. Theyare on the floor.练习：用正确的人称代词和Be动词填空。人称代词有：_,_,_,_,_,_,_.例：Canada and Mexico are countries. They are in the North America.1. Florida is a state. _ _ in the Southeast.2. _ _

9、warm in Yunnan.3. Shanghai and Beijing are big cities. _ _ beautiful.4. _ _ a student.（指自己）5. _ _ 4:30.（时间）6. My parents are in Guangdong. _ _ in Guangzhou.7. You and I are students. _ _ in the classroom now.8. _ _ raining today.（天气）1.6 Be动词用法一。用语描述主语。主语 bevery 形容词New York Cityis very big.People are

10、 helpful.The weather is nice.I am tired. BE动词+接形容词用来描述主语。形容词没有单复数形式。New Yorkis big. New York and Chicagoare big.练习：将下列形容词填入一下的空格中。有的空可填多个。Clean, interesting, big, beautiful, hot, famous, rich.1. This classroom is _.2. This city is _.3. This college is _.4. The weather is _.5. Americans are _.6. The

11、teacher is _.1.7 Be动词用于定义主语。（给主语分类）单数主语 be A or An (形容词) 单数名词I am a student.You are a teacher.Guangzhouis an (interesting) city.复数名词 be (形容词) 复数名词Guangzhou and Shanghaiare (big) cities.We are (Chinese) students.You are (good) teachers.1 BE动词+名词 表示主语是什么人，物，地方。2 如果名词是单数，前面要加上a或an. 当单数名词以元音开头的时候，用an. 元

12、音有：a, e,i, o, u.3 复数名词前不用a, an.4 名词前可以加上形容词。练习一。给下面的句子加上一个形容词。Important; eighth, big, famous, good, mon, very good.例： January 1 is a holiday. -January 1 is an important holiday.1. August is a month.2. Puerto Rico is an island.3. Toyata is a pany.4. Im a student.5. Los Angels and Chicago are cities.6

13、. John is a name.练习：用正确的BE动词填空。如果是单数名词，加上不定冠词a 或an. 复数名词前不要用不定冠词。例：The U.S. is a big country.The U.S. and Canadaare big countries.1. California _ big country.2. Guangzhou and Shenzhen _ cities in Guangdong.3. Puerto Rico _ island.4. Puerto Rico and Cuba _ islands.5. Thanksgivng _ American holiday.6.

14、 Chinese and English _ languages.7. China and America _ countries.1.8 Be动词用来表达主语的地点或者来源。介词 例子On (在上面): The book is on the table. The table is on the floor.At(大致的地方)：I am atschool. My brother is at home. They are at work.In(在里面):The students are in the classroom. The wastebasket is in the corner.In f

15、ront of(在前方)：the blackboard is in front of the students.In back of/behind (在后方): The teacher isin back of the desk. The blackbord is behind the teacher.Between(在之间): The empty desk is between the two students.Abover/over (在上面): The exit sign is over the door. The clock is above the exit sign.Under/b

16、elow(在下面): The textbook is below the desk. The exit sign is under the door.Near/ by/ close to(在附近): The sharpener is by/ close to/ near the window.Next to(在隔壁): The light switch is next to the door.Far from(相隔很远): Guangzhou is far from Wuhan.Across from(和对门) Room 101 is across from Room 203.In(+城市):

17、 The Tian an men square is inBeijing. The White House is inWashington, D.C.On(+街道): The White House is on Pennsylvania Avenue.At (+地址): The White House is at1600 Pennsylvania Avenue.From (来自): I am from China. I am fromGuangzhou.1. 用介词来表示人，物的地点。词序是：主语+BE+介词+地点名词。练习：用BE动词和介词，说明教室里人或物的位置。例：My book is

18、in my schoolbag. The students are in front of the teacher.1. This classroom _.2. The clock _.3. The teacher _.4. The wastbasket _.5. The light switch _.6. The chalkboard _.7. I _.8. My books _.9. We _.1.9 This, that, these, those附近 较远处单数名词Thisis my school. Thatis my teacher.复数名词Theseare my books. Th

19、oseare tall buildings.1 this, that, these, those为指示代词，可以指代人或物。2 this, that+is; these, those +are练习：用指示代词填空_,_,_,_。例：This is the school cafeteria. Those are the clean dishes.1._ the strays. 2. _ todays special. 3. _ the napkins. 4. _the forks, knives and spoons.5. _the cashier. 6. _ the vending machi

20、nes.7. _ the eating area.8. _ the teachers section.1.10 BE动词的否定形式1 I am not married. 2 Peter is not at home. 3 We are not doctors.Be动词的否定就是在其后面加上not.2 Im not late. English isnt my native language. My friends arent here now. 缩写形式。练习：用代词和BE动词的否定形式填空。例：The classroom is clean and big. It isnt dirty. It

21、isnt small.1. Were in the classroom. _ in the library.2. Todays weekday. _ Saturday.3. Im a student. _ a teacher.4. The students are busy. _ lazy. _tired.5. Youre on time. _ early. _late.6. My classmates and I are in an English class. _ at home.练习：讲下面的句子改成否定句。例：My teacher is Chinese. She isnt Americ

22、an.1. Guangzhou and Shanghai are cities. (provinces.)2. Im from China. (the U.S.)3. Were in the class now. (in the library.)4. Youre my English teacher. (my math teacher)5. Youre American. (I)6. January is a cold month. (July and August)练习：根据实际情况填空。My name is _. I _ from an English-speaking country.

23、 I _ a student in Guangzhou. I _ in my English class now. The class _ big. My teacher _ a man. He/She _ very young. The classroom _ very nice. It _ clean. My classmates _ all very young students. We _ all from the same country. We _ happy to learn English. English _ very easy for me. It _ a useful l

24、anguage.1.11 Be 动词在Yes/No的一般疑问句中。陈述句 Yes/No一般疑问句 简短回答I am a student. Am I a student? Yes, you are.You are from China. Are you from Wuhan? No, Im not.He is late. Is he absent? No, he isnt.She is married. Is she happy? Yes, she is.It is cold today. Is it windy? Yes, it is.We are here. Are we late? No,

25、 you arent.They are new students. Are they from Shanghai? Yes, they are.1 在用Yes/No一般疑问句提问时，把be动词提到主语之前。句尾加问号。回答时：Yes,+人称代词+BE。No,+人称代词+BE+not. Is the teacher here today? Yes, she is. No, she isnt.练习：根据实际情况回答下面问题。例：Is your book new? Yes, it is./ No, it isnt.1. Is Guangzhou big?2. Is Chinese your nati

26、ve language?3. Is English hard for you?4. Are you from Shenzhen?5. Are you a student?6. Are these questions hard?7. Am I a good teacher?8. Are you a boy?练习：用下面的单词写出一个一般疑问句。并回答。例：school/ big. Is his school big? Yes, it is.1. This school/ near your house.2. This school/ near public transportation.3. M

27、other/ at home.4. This class/ free5. The teacher/ strick.6. The room/ clean7. The classroom/ big.8. You/ a new student9. You/ from China.10. You/ happy in Guangzhou11. Sports/ popular in Guangzhou12. Education/ free in Guangzhou1.12 Wh-特殊疑问词引导的特殊疑问句。Wh-特殊疑问词 Be 主语 Be 补语 回答Guangzhouis a city.IsGuangz

28、hou in Guangdong? Yes, it is.Where isGuangzhou?Beijing is the capital of China.IsBeijing in the south of China? No, it isnt.Where isBeijing?特殊疑问词有：who, what, when, why, where, how.特殊疑问词 特殊疑问句 回答Who=人(谁) Who is your teacher? My teacher is Ms.Zhou.What=物(什么) What is your name? My name is Linda.What is

29、 Spring Festival? It is a holiday.When=时间(什么时候) When is Christmas? Its in December.用介词in 表示年，月 Its on December 25.用介词on 表示日，星期。 Its on Saturday this year.Why=原因(为什么) Why are you late? Because I got up late.Where=地点(在哪里) Where is China? Its in Asia.Where are your books? Theyre on the desk.Where are y

30、ou from? Im from Guangzhou.How=描述，身体(怎么样) How is your life in school? Its good.How is the weather today? Its warm today.How is your mother? She is fine.Which=选择(哪个) Which book do you want? I want that book.练习：用正确的特殊疑问词和Be动词填空Example：Whats your name? My name is Frank.1. _ Guangzhou? Its in Guangdong.

31、2. _ your birthday? Its in June.3. _ your teacher? My teacher is Ms.Zhou.4. _ a rose? A rose is a flower.5. _ you late? Im late because of traffic.6. _ your parents? Theyre in my country.7. _ you? Im fine. And you?8. _the teachers office? Its in the second floor.9. _ the restrooms? They are at the e

32、nd of the hall.10. _ Labor Day in China? Its in May.11. _we here? We are here because we want to learn English.12. _ the weather today? Its cloudy and cool.1.13 What 和how的疑问句。What 名词 Be 补语 回答What is a rose? It is a flower.What nationality is the teacher? Shes Chinese.What kind of book is it? Its an

33、English book.What day is today? Its Friday.What time is it? Its 4 oclock.What color are your new shoes? They are black.说明：what 后面可以加上名词。What time, what day, what colorHow 形容词 Be 补语 回答How is your new job? Its great.How is the weather today? Its cool.How old is your brother? Hes 16 years old.How tall

34、are you? I am 180cm.How long is the ruler? Its 10cm.How much is the book? Its five yuan.说明：how后面可以接形容词和副词。How big, how old, How much练习：用形容词或名词填空。例：How old are your parents? Theyre in their 50s.1. What _ your husband? Hes Chinese.2. What _ it? Its 3 oclock.3. What _ car _ that? Thats a Japanese car.4

35、. What _ your new car? Its dark blue.5. How _? My son is ten years old.6. How _? My brother is 6 feet tall.7. How _? Im 25 years old.8. How _? That car is $10,000.9. How _? The movie is 2 hours long.练习：按照下面的例子造句。例：Im from Guangzhou. (where) Where are you from?1. My name is Lucy.(what) _.2. Im from Guangzhou. (where) _.3. The president of China is Hu Jingtao.(who) _.4. The president is about 60 years old. (How) _.5. The flag from my country is red (what color) _.6. Im 160cm. (how tall) _.7. My birthday is in April. (when) _.8. My favorite color is green. (what) _.11 / 11