1、 英语入门 教师寄语:A good beginning is half done.良好的开端是成功的一半。 I. 句子的分类(按结构) 1. 简单句:由一个主语(或并列主语)和一个谓语(或并列谓语)构成的句子。 例句:1. She goes to work every day.2. Tom and I found her there. 3. We all breathe, eat and work. 2. 并列句:由并列连词(如:and, so, but, or等)把两个或两个以上的简单句连在一起而构成的句子。 例句:1. I often help her and sh
2、e helps me, too. 2. Harry likes eggs, but he doesn’t like chicken. 3. 复合句:由一个主句和一个或一个以上的从句构成的句子,从句是主句的一个成分。 例句:1. I believe you are right. 2. If he studies harder, he will pass the exam. II. 句子成分详解 1. 主语 ( Subject ) 表示句子说的是“什么人” 或 “什么事”。通常由名词、代词、主语从句或动名词短语等充当。例如: 1. My teacher hates te
3、lling lies. (指老师这个人) 2. Great changes have taken place in China in the past thirty years.(所发生的事情— 变化) 2. 谓语 ( Predicate ) 说明主语“做什么” “是什么” 或 “怎么样”。通常由动词或动词短语结合时态、语态、语气等充当。 要弄清两个概念: 及物动词:后面直接接宾语的动词; 不及物动词:后面不能直接接宾语的动词。 例如: 1. Children like playing games.2. They were talking about a new film.
4、 3. 宾语 ( Object ) 常指及物动词或介词后面使之意思完整的词或短语。 常由名词、代词、动词不定式或动名词短语等充当。 例如:1. She has finished doing the experiment. 2. We like English and are good at it. 4. 表语 ( Predicative ) 与系动词连用,一起构成谓语,说明主语的性质特征等。常由名词、代词、形容词、数词、短语或从句等充当。 英语中常见的联系动词有: look; sound; feel; seem等。 例如:1. Her grandfather is an eng
5、ineer. 2. The two countries were at war then. 3. The fact seems that he didn’t’t notice the car. 5. 定语 ( Attributive ) 常指修饰名词的词或短语。常由形容词、形容词性物主代词、名词、数词、副词、 介词短语、动词不定式或分词短语等充当。 例如:1. The black sweater is mine. 2. We have eight classes every day. 3. The coffee cup on the table is mine. 6. 状语 (
6、 Adverbial ) 常指修饰动词、形容词或副词的成分,修饰动词时表示动作发生的时间、地点、目的或方式等;修饰形容词或副词时表示它们的程度等。状语常由副词、介词短语、动词不定式或分词短语等充当。 例如:1. The miners work very hard. 2. She often helps Mike at school. 3. Hearing the news, he couldn’t help jumping. 7. 宾语补足语 ( Object Complement ) 常指补充说明宾语的成分,逻辑上与宾语是“主谓”关系。常由形容词、名词、介词短语、动词不定式或分词
7、短语等充当。 例如:1. She keeps the house clean every day. 2. Nobody calls me a liar. 3. We last saw him playing on the playground III. 简单句的五种基本句型 1)主 + 谓 例如: I work. 我工作。 2)主 +系 + 表 例如: John is busy. 约翰忙。 3)主 + 谓 + 宾 例如: She studies English. 她学英语。 4)主 + 谓 + 宾 + 补 例如:Time would prove me ri
8、ght. 时间会证明我是对的。 5)主 + 谓 + 间宾 + 直宾 例如:My mother made me a new dress. 我母亲给我做了一件新衣裳。 IV. 并列句的常用连词 1. 我们常用并列连词and, not only…but also…等,连接联合并列句,用not only…but also… 时, 前面一句要用部分倒装 。例如: 1)Use your head, and you’ll find a way. 2)Not only does he want to come, but the students also need him.
9、 2. 我们常用并列连词but, while, yet等连接转折并列句。 例如:(09北京)21. John plays basketball well, ___ his favorite sport is badminton. A. so B. or C. yet D. for 3. 我们常用并列连词or, either…or…, otherwise 等连接选择并列句。 如: Either you leave this house or I’ll call the police. 4. 并列连词so, for等连接因果并列句。如:
10、It was late, so we went home. 注意:1.在“祈使句 + and/or + 陈述句”结构中,当前后 两部分为承接关系时,用and;前后意思为相反关系时,用or。如果将前面的祈使句转换成由if引导的条件状语从句, 要将and 或or 去掉。 例如: Hurry up, and we’ll be there in time. = If we hurry up, we’ll be there in time. 2. 并列连词so 不能与because连用; 并列连词 but不能和although或 thoug
11、h连用。 V. 句子的分类(按用途) 1. 陈述句 (Declarative Sentences)用来说明一个事实或陈述一种看法。例如: 1) Light travels faster than sound. 光比声传播速度快。(说明事实) 2) The film is rather boring. 这部电影很乏味。(说明看法) 要特别注意陈述句的否定结构 首先,否定转移:主句谓语动词是think, expect, believe, suppose, guess 等表“认为” 的动词时,宾语从句的否定习惯上前移到主句谓语上. 例如:1) I don’t think I kno
12、w you. 2) She doesn’t believe you are wrong. 注意: hope 不在此列.误: I don’t hope it will rain. 正: I hope it won’t rain. 第二, 句中含有never, seldom, hardly, scarcely, rarely, barely, nothing, nobody, nowhere等词时, 应视为否定句。例如:1) I could hardly hear anything. 2) He rarely comes to see me. 3) None of us has b
13、een to Beijing. 4) I saw nothing in the darkness.5) We could find her nowhere. 2. 疑问句 (Interrogative Sentences) a. 一般疑问句(General Questions):常指用yes或no回答的句子,常把助动词be、have、do或情态动词等提到主语之前,例如: Can you finish the work in time? b. 特殊疑问句 (Special Questions):指用疑问词开头的疑问句,不能用yes或no回答,例如:Where do you live?
14、你住哪儿? c. 选择疑问句(Alternative Questions): 这种疑问句通常提出两种或两种以上的情况,要求对方选择,供选择的部分常用or 连接。例如: 1. Would you like some tea or coffee? 2. Which jacket did he buy, the green one or the red one? d. 反意疑问句(Tag Questions):在陈述句后附上一个简短问句,表示说话者对所叙述的事实虽有一定见解,但没有把握,提出疑问,希望得到对方的证实。常见句型结构是:前肯定后否定;前否定后肯定两种。要注意陈述句中的否定有多
15、种形式,除了用not之外,还可以用hardly, few, little, never, seldom, nobody, nothing, nowhere等词表示否定,但否定的前缀和后缀不算否定。 例如:1) Work is a big part of your life, isn’t it? 2) They all had a good time, didn’t they? 3) She dislikes pets, doesn’t she? 4) He doesn’t know her, does he? 5) Nobody came here just n
16、ow, did they? 6) Tom can hardly cook, can he? 注意: 1. 陈述部分为含有宾语从句的主从复合句时,通常要对主句主语进行反问;但如果陈述部分是“I (don’t ) think / suppose / believe 等+ 宾语从句” 时,则要对宾语从句的主语进行反问。 2. 陈述部分为祈使句时,不论祈使句是肯定形式还是否定形式,反意疑问句部分通常用will you; 但let’s 引起的祈使句的反意疑问句部分通常用shall we。 例如: 1) Come here this evening, will you? 2) Don’
17、t make a noise, will you? 3) Let’s go out for a walk, shall we? 4) Let me do it again, will you? 3. 祈使句 (Imperative Sentences) 用来提出请求,建议或发出命令,肯定的祈使句 用动词原形开头,否定的祈使句用Don’t 或 Never +动词原形开头。例如: 1. Sit down, please! 2. Don’t be nervous! 有时为了加强语气还可以在动词前面用上助动词do。 例如:Do come earlier, please!
18、 4. 感叹句 (Exclamatory Sentences) 表示说话人惊奇、喜悦、愤怒等情绪,常用what 或how来引导。常见的句型结构是: What + 名词 +主语+谓语! How +形容词或副词 +主语+谓语! 例如: 1) What good news it is! 2) What a silly question he asked! 3) How cool it is today 4) How hard the students are working! 巩固练习题 1.指出下列句子划线部分是什么句子成分
19、⑴We are going to call on him tonight ⑵In new China the old are living a happy life. ⑶She didn’t know what to do next. ⑷Nobody noticed him enter the room. ⑸Who is the girl in red? ⑹GuiLin is a beautiful city ⑺I will go there if it doesn’t rain ⑻I went there to see a friend of mine 2. 汉译英(标
20、出句型) ⑴天气很冷!( ) ⑵婴儿正在隔壁房间里哭( ) ⑶我喜欢流行音乐。( ) ⑷请告诉我你得电话号码( ) ⑸我们必须保持房间干净。( ) ______________________________________________________________________________________________________________________________________________________
21、 3. 用适当的并列连词填空 ⑴ Hurry up. ______ we’ll be late
22、 for school. ⑵ Practice more, _______you’ll be able to speak English better. ⑶ He didn’t come to school yesterday, ________he was ill ⑷ He is sixty, ________he has made up his mind to learn a second foreign language ⑸ It was very cold yesterday__________ we stayed at home ⑹ You must have a good
23、 rest,_________ your health will break down. ⑺___________________(他不但学习好),but also he works well. 4.完成反意疑问句 ⑴ There was no water in the glass,_______________________ ⑵ She seldom goes out on weekends______________________ ⑶I don’t believe that he has failed the English exam_____________________
24、 ⑷ Let’s go out,______________________ ⑸ Nether if them knew the way,_______________________ ⑹ She dislikes maths,__________________ ⑺他是一个多么聪明的男孩子呀(what) ________________________________________________________________ ⑻这是一个多么难得问题呀(how) _________________________________________________
25、 ⑼将下面的句子变成一般疑问句和否定句 She found the work very easy. ________________________________________________________________________________________________________________________________________________________ ⑽就划线部分提问 He was talking to his father when I saw him ________________________________________________________________________






