be动词用法和练习题2.doc
Be 动词专项练习英语句子的书写 句子开头的第一个单词的第一个字母要大写,单词与单词之间要有适当的距离,一般为放入一个字母的空隙,句末要有标点符号,英语的句号是个实心圆点,而不是汉语中的小圆圈。大写字母的用法 1)英语句子开头的第一个字母必须大写。 2)I(我),OK在句中任何位置都大写。 3)人名、地名、国名、某国人或某种语言等专有名词的第一个字母必须大写。 4)电影名、书名、报刊、文章的标题等中的每个实词(如:名词、动词、形容词、副词、 数词)的第一个字母一般大写。English Weekly英语周报Titanic泰坦尼克号 5)表示月份、星期、重要节日的名词的第一个字母必须大写。 6)某些缩略词的第一个字母都必须大写。 7)表示称呼的名词的第一个字母通常要大写。Uncle Wang王叔叔英语句子成分:组成句子的各个部分即句子成分。句子成分包括:主语、谓语、宾语、 表语、定语、状语、补足语等。一、主语(subject): 句子说明的人或事物。 1.The sun rises in the east.太阳从东方升起。(名词) 2.He likes dancing.他喜欢跳舞。(代词) 3.Twenty years is a short time in history. 二十年在历史中是个很短的时间。(数词) 4.Seeing is believing.眼见为实。(动名词)5.To see is to believe. 眼见为实。(不定式) 6.What he needs is a book. 他所需要的是本书(主语从句) 二、谓语(predicate): 说明主语的动作、状态和特征。 1.We study English. 我们学习英语 2. He is asleep. 他睡着了。 三、表语(predicative):表示主语是什么或者怎么样,表语前面的动词称为系动词。 1. He is a teacher.他是个老师(名词 2. Five and five is ten.五加五等于十(数词)3.He is asleep.他睡着了(形容词)4.His father is in. 他的父亲在家(副词) 5.The picture is on the wall.画在墙上。(介词短语) 6.That sounds good 那听起来很好。 7.Tom looks thin. 汤姆看上去很瘦。 常见的系动词有: be, sound(听起来), look(看起来), feel(摸起来,smell(闻起来), tast(尝起来、吃起来), feel(感觉). 四、宾语:动作、行为的对象 1.I like China.我喜欢中国。(名词) 2.You can help me. 你能帮助我。(代词) 3.How many do you need? We need two. 你们需要多少?我们需要两个。(数词) 4. I like playing soccer. 我喜欢踢足球。(动名词)5.I want to have an apple. 我想要吃个苹果。(不定式)6.Did you write down what he said? 你写下他所说的话了吗?(宾语从句) 双宾语-间接宾语(指人)和直接宾语(指物)Toms mother buy him some books.汤姆的妈妈给他买了一些书。 五、宾补:对宾语的补充,全称为宾语补足语。 1.We elected him monitor. 我们选他当班长(名词)2.We will make them happy. 我们将让他们高兴。(形容词) 3. We found nobody in. 我们发现没人在里面。( 副词) 4. His father help him to do his homework. 他的父亲帮他做家庭作业。(带to不定式)六、定语:修饰名词或代词的词、词组或句子。 1. He is a Chinese teacher. 他是个语文老师。(名词) 2. He is our friend. 他是我们的朋友。(代词)3. I have three books. 我有三本书。(数词)4. He is a good student. 他是个好学生。(形容词)5.The boy in red is my brother. 穿红衣服的男孩是我的弟弟。(介词短语) 七、状语:用来修饰动词、形容词、副词或句子。表示行为发生的时间、地点、原因、 目的、结果、程度、条件、方式等。 1.I go to school at seven oclock. 我在七点钟上学。2.He reads the book in the room.他在房间里看书。3.I dont like thrillers because they are scary. 我不喜欢恐怖片因为它们太吓人了。be动词的一般现在时有三种形式,即:am, is, are(翻译为“是”)1. 如果主语是第一人称I(我)时,be动词用am。 如:I am a student. 我是一名学生。 I am 还可缩写成I'm。如:I'm David. 我是大卫。am 与 not 不能缩写。如:I am not a bad boy.2. 如果主语是you (你,你们), they (他们,它们,她们)或名词复数 (两个以上的人或物)时,be动词必须用are。 如:Are you twelve? 你是十二岁吗? Tom and Lily are good friends. 汤姆和莉莉是好朋友。 They are at school. 他们在学校。 are与主语还可缩写。如: We are= We're, They are =They're, You are = You're。而are与 not可缩写成aren't。如:They aren't students. 他们不是学生。3. 如果主语是单数名词、不可数名词或单数第三人称代词(he, she, it)时,be动词用is。 如:My mother is a teacher. 我的妈妈是一名老师。 He is a student. 他是一名学生。 is也可与主语缩写,如: He is = He's, My mother is = My mother's等。但是This is不可缩写。而is与not可缩写成 isn't。如:This isn't a book. 这不是一本书。4. 句中含有be动词的陈述句变一般疑问句。把be动词提到句首,be动词要变大写。注意第一人称变第二人称。回答时用yes或no表示,结构:Yes, 主语+be动词,No,主语+be动词+not。如:It is a book. 变为:Is it a book?5. 句中含有be动词的肯定陈述句变否定句。先找肯定陈述句中的be动词,在be动词后加not.如:It is a book. 变为: It is not a book.根据以上叙述我们可以把动词的用法以口诀的形式表述出来:我(I)用am,你(you)用are, is连着他(he),她(she),它(it); 单数名词用is,复数名词全用are。 变疑问,往前提,句末问号莫丢弃。 变否定,更容易, be后not莫忘记。 疑问否定任你变,句首大写莫迟疑。Be动词用法练习题:一 选择正确的be动词填空1. I _ a student. 2. We _ friends.3. He _ a good boy. 4. She _ my sister.5. They _ my parents. 6. You _ 11 years old.7. I a doctor. 8. My father a policeman.9. We having breakfast. 10. Tom from Canada.11. Her sister a nurse. 12. They my good friends.13. He my brother. 14. She ten.15. His mother an actress.二用适当的be动词填空1. I a boy. you a boy? No, I not.2. The girl Jacks sister.3. your brother in the classroom?4. Who I?5. The jeans on the desk.6. There a girl in the room.7. My sisters name Nancy.8. There some apples on the tree.9. There a boy, two girls, three men and ten women in the park.10. The dog tall an fat.11. The men with big eyes our teacher.12. Where your mother? She at home.13. How old your father?14. Mike and Bob at school.15. Whose dress this?16. Whose socks they?17. That my new book.18. Here a scarf for you.19. Here some bananas for you.20. The black gloves for Peter.21. This pair of shoes for you.22. There four bottles of milk on the table.23. Some tea in the glass.24. David and Helen from England?25. there any dictionaries in the classroom?26. there any apple juice in the bottle?27. There some bread on the plate.28. You, he and I from China.29. Here two pens and one book.30. your friends in Beijing?含be动词的句子变否定句、一般疑问句以及肯定回答和否定回答1 变否定句时,直接在句中be动词之后加not,其余不变。例:1. I am Kangkang. I am not Kangkang.2. He is from China. He is not ( isn t) from China.3. We are teachers. We are not ( aren t) teacher.2 变一般疑问句时,直接把be动词提到句首,注意要把I am. 和We are都变为Are you?注:my / our your例:1. I am Kangkang. Are you Kangkang?2. He is from China. Is he from China?3. We are teachers. Are you teachers?三改写句子1. I am a teacher.否定句:一般疑问句:肯定回答: 否定回答:2. They are new students.否定句:一般疑问句:肯定回答: 否定回答:3. He is a good boy at home.否定句:一般疑问句:肯定回答: 否定回答:4. We are having an English class.否定句:一般疑问句:肯定回答: 否定回答:5. Bob is in Class One, Grade Six.否定句:一般疑问句:肯定回答: 否定回答:6. She is form Jinan.否定句:一般疑问句:肯定回答: 否定回答:7. I am a good student at school.否定句:一般疑问句:肯定回答: 否定回答:8. They are in the teachers office.否定句:一般疑问句:肯定回答: 否定回答:9. His father is a postman.否定句:一般疑问句:肯定回答: 否定回答:10. We are doing our homework.否定句:一般疑问句:肯定回答: 否定回答:11. She is a singer.否定句:一般疑问句:肯定回答: 否定回答:12. They are reading books.否定句:一般疑问句:肯定回答: 否定回答:13. I am a smart boy.否定句:一般疑问句:肯定回答: 否定回答:14. There is a dog over there.否定句:一般疑问句:肯定回答: 否定回答:15. There are a lot of geese in the farm.否定句:一般疑问句:肯定回答: 否定回答:16. His brother is a good- looking boy.否定句:一般疑问句:肯定回答: 否定回答:17. We are friends.否定句:一般疑问句:肯定回答: 否定回答:18. It is sunny today.否定句:一般疑问句:肯定回答: 否定回答:第 12 页