1、“语法是语言的法则。” 英语语法是英国语言的实际用法,是通过语法家的调查研究、分析、综合而总结出来的,不是凭空臆造出来的。任何人使用英语,不管他是否学过语法,都必须依照语法。举个极简单的例子说,任何人写或讲“My mother studies English” 这一句,决不可把My改作I或Me,也不可把studies改作study或studys,也不可在English 前面加上the。至于他是否知道possessive(所有格),indicative(直陈语言),third person(第三人称),article(冠词)等名称,那是另一问题。 我国的英语学习者大多是十多岁的青少年,或者理解力
2、较强,或者模仿力较强,在没有英语环境的情况下,学习语法,了解所学语言的规则,可以缩短学习过程,掌握英语的规律,尽快提高听、说、读、写、译的能力。 那么,怎样学习语法呢?下面拟从四个方面简要谈一谈: (1)练好基本句型 我国近年来的英语教学实践证明:在初学阶段,采用听说领先、学习基本句型的方法去学习英语语法,是行之有效的。 句型学习是通过听说领先的方法去学习传统语法里最常用的语法项目(把它们变为句型去操练)。句型训练实际上吸取了传统语法与结构语法两派的长处。目前国内的英语广播(电视)教学,在入门阶段,多采用句型教学法。因此学生们或者收听广播(收看电视)进行学习,或者根据所选用的课本提供的句型用替
3、换词进行替换练习。所学的句型应该是由浅入深,由简到繁;讲求熟练掌握,不要贪多冒进。每学一个项目,首先要把单项练习练熟,然后过渡到综合练习,最后则应做到扩大运用。 以定语从句这一项为例,首先要反复进行替换练习。把“I read a novel yesterday”和“It was extremely Interesting”这两个单句改为“The novel I read yesterday was extremely interesting ”这就是定语从句的单项练习。再如把“I saw a man this morning”和“The man is my teacher” 改为“The ma
4、n I saw this morning is my teacher ”;把“I saw a film last night”和“The film was very amusing” 改为“The film I saw last night was very amusing” 这种练习虽然是枯燥的,却是重要的基本功,把定语从句练到脱口而出的地步。这是第一步。 第二步是把定语从句放在一定的语言情景中去综合运用,进行一问一答。如: A:Did you enjoy the opera? B:Which opera? A:The one we saw last night,of course B:Ye
5、s,very much 第三步是扩大运用,也就是把定语从句和以前学过的两三个项目放在一起去操练。 A:Do you know who Edgar Snow was?(一般疑问句;宾语从句) B:Yes,he was an American writer who interviewed Chairman Mao in Beijing(定语从句) A:Oh,now I rememberHe was the author who wrote“Red Star Over China”,wasnt he?(定语从句;反意疑问句) B:Exactly 这种回答不但练了定语从句,而且复习了一般疑问句和反意疑
6、问句,也给名词从句的学习打了“埋伏” 。进行句型操练,既需要“滚雪球”(复习已学的项目),也需要“打埋伏” (预先练一下将来要学习的项目)。 在句型学习阶段必须注意:在听、说领先的前提下,写、读要跟上,力求听、说、写、读四会均衡发展。因此,时间上要做出合理的安排。早上通常可安排为朗读时间。如果能每日坚持下去,收效一定很大。 (2)结合课文去学 吕叔湘先生说过:“与其多读语法书,不如多读文章。”又说:“词语要嵌在上下文里才有生命,才容易记住,才知道用法。”(引自中国人学英语)课文是学习英语的“重要基地”。课文里有语音、词汇项目,也有各类语法项目。它们有机地结合在课文里。课文中出现的语法项目,是有
7、血有肉的,不是干巴巴的。通过课文去学语法,可以学得活,记得牢,这比孤零零地背诵语法条目要有效得多。因此,在句型学习结束后,宜结合课文去学语法,要围绕课文中出现的主要语法项目,循序渐进地学习比较系统的语法知识。一:非谓语:(1 )形式有三种:动词不定式,动名词,分词。动词不定式相当于名词,形容词,副词,可做主语,宾语,宾补,表语,定语,状语(即谓语以外的所有句子成分);动名词相当于名词,可做主语,宾语,表语,定语;分词相当于形容词,副词,可做宾补,表语,定语,状语;(2)语态:若逻辑主语是动作的发出者,则用主动;若逻辑主语是动作的承受者,则用被动;若逻辑主语既不是动作的发出者也不是承受者,则:动
8、词不定式用独立结构动名词用复合结构分词用独立主格结构举例:A )动词不定式作主语:To finish my homework is my job.宾语:I want to have a wise brain.宾补:I want you to attend the meeting.表语:You job is to earn money.定语:He is to go to college.状语:I get up early in order to recite the poem.独立结构:To tell you the turth,I am a student.注意:1:有些宾语的不定式有自己的补
9、语,则应用it做形式宾语,而将真正的宾语后置,如:I think it important to study English well.2:不定式一般不做介词的宾语,除在极少数介词后才行(如but,except),此时动词不定式可带to也可不带to ,如:He seldom comes except (to)see my daughter.B)动名词做主语:Reading is my habbit.宾语: The old need looking after.表语: I am reading.定语: He was looking the hanging picture.复合结构: Alans
10、illness accounts for his coming late for school.注意:1:一些特殊句式,如It is no good(no use,fun,a wast of time)+doing There is no.+doing 2:动名词复合结构的一般规则是:逻辑主语是有生命的名词,作主语时,须用名词的所有格形式或形容词性物主代词;作宾语时,可用普通格或人称代词宾格。C):分词作宾补:I mind your somking.表语: The news is encouraging./The glass is broken.定语: This is a reading ro
11、om./The book written by him is interesting.状语: Seen from the top of the mountain,the city is beautiful.二:虚拟语气:A):在条件从句中:1):表示与事实相反 条件从句的谓语形式 主句的谓语形式表示现在情况 if+主语+did should/would/could/might+do表示过去情况 if+主语+had done should/would/could/might+have done表示将来情况 if+主语+were to do should/would/could/might+doi
12、f+主语+should doif+主语+did 2):在省略 if的条件从句中,从句有were,should,had时,可省略if,而把它们置于主语之前,如:If I had had time, I would have made an appointment with you.变成Had I have time,I would have an appointment with you.3):介词without引导的短语可用来代替if引导的虚拟条件从句,如:If there were no water,fish couldnt live.可由Without water,fish couldnt
13、 live.来代替。 4):错综时间的条件从句,主句和从句的谓语动词要依照设定的时间而定。如:If you had studied hard at that time,you would do it easily now.B);在宾语从句中1):在一些表示 “坚持,命令,要求,建议”的词(如 insist,command,order,require,request,desire,demand,advise,suggest,propose)后面接的宾语从句用should do,should可省略。2):wish引导的宾语从句有三种情况: 1,现在:用过去式;2,过去:用过去完成时;3,将来:用(
14、would/could)+do。3):在would rather引导的宾语从句中当从句表示现在或将来的时间时,谓语动词用一般过去式;表示过去的时间时,谓语动词要用过去完成时。C):在主语从句中 在句型“It is strange/necessary/natural/important/right/pity/sorry+that”中,that 后面从句的谓语动词用:should do。注意:有些过去分词可以当形容词使用,在主语从句中要用虚拟语气,如It is ordered/commanded/required/advised/suggested that we/you /he/ she(sho
15、uld)+do .D):在表语从句中主句的主语常是表示说话人的命令,要求,建议,愿望等的名词(如order,command,requirement,demand,advise,suggestion,wish,desire),表语从句的谓语动词用(should)+do.如:Our suggestion is that you (should)be there on time.E):在同位语从句中同位语从句的先行词常是说话人愿望,建议,要求,命令等的名词。如:We put up with our suggestion that you (should) be there on time.F):在a
16、s if从句中1):在as if从句中,常用虚拟语气,即表示与现在事实相反,用过去式;与过去事实相反用过去完成式。2):当不接虚拟语气时,表示可能或真实的情形。如:It looks as if it is going to rain.3):虚拟语气中的几个特例1,if only 意为:若是那该多好啊;真希望;只要,只要 就好了,如:If only I could fly.2,Its(high)time thatthat从句要用虚拟语气:谓语动词用过去式或 should do 。如:Its high time that we should go.3,一些短语,如: but for(要不是),wi
17、thout,otherwise(否则),in that case(如果那样的话),表示含蓄的条件,这是主句要用虚拟语气。如:Without your help,I couldnt finish it on time.三:倒装句A):完全倒装:谓语的全部放在主句之前。(此结构常只用于一般现在时和一般过去时)1)用在there be结构中,此外,在此结构中可用来代替 be的动词有 exist,seem,happen,appear,hve,rise,stand等。如:There are many students in my classroom.2):表示时间、地点和动作转移的副词如now,then
18、,here,there,up,down,in,away,out等置于句首时,为使生动地描述情景而采用倒装语序,谓语动词常用动语come,go,be,lie,run,rush等。如:Now comes your turn.注意:当代词作主语时,主谓语序不变。如:Here it is.3):当句首为表示地点的介词词组时,也常引起全部倒装。如:From the valley came a frightening sound.4):为平衡句子结构,或使上下文衔接紧密,表语置于句首时,倒装结构为:表语+连系动词 +主语1,“形容词+连系动词+ 主语”如:Present at the meeting we
19、re my sister.2,“过去分词 +连系动词+ 主语 ”如:Gone are the days when we were poor.3,“介词短语 +be+主语”如:Among the goods are flowers and toys.B):部分倒装:只把系动词、助动词、情态动词放在主句之前。1):在疑问句中,如:Can you speak English?2):用于 “never,hardly,seldom,scarely,rarely,barely,little,often,at no time(决不),by no means(绝不),under no circumstance
20、s(在任何一种情况下都不 ),in no case(绝不),in no way(决不)”等含有豆丁意义的副词或连词在句首的句型中。如:Little did he care about his own safety.3):用于 “no soonerthan,hardly.when.,和not until,not onlybut alsol,neithernor”的句型中,主句部分用部分倒装。如:Not until the children fell asleep did the mother leave the room.4):“only+状语“ 置于句首是要进行部分倒装,状语包括副词,介词短语
21、和状语从句。如:Only then did he realise the importance of English.5):用于 “so/suchthat“句型, so/such置于句首时,要部分倒装。如: So fast did he run that I couldnt catch up with him.6):用于 “形容词(或名词,动词)+as (though)“引导的让步状语从句中。如:Try as you would, you might fail again.Beautiful as she is,she isnt clever.Child as he is ,he knows a lot.7):用于省略if 的条件状语从句中,把助动词were,had,should提到主语前面。