新概念第二册第4-6课知识点总结整理.pdf
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1、Lesson 4 An exciting trip激动人心的旅行学必记单词exciting adj.令人兴奋的receive v.4 攵 至firm n.公司,商行different adj.不同的centre n.中心abroad adv.在国外Australia n.澳大利亚engineer n.工程师习常考短语1 .receive a letter from sb.收到某人的来信2.work for.为.效劳3.in the centre of.在.的中心4.a great number of different places 许多不同的地方5.an Australian car 一辆澳
2、大利亚车6.have been to.去过.(回来了)7.have gone to.去了.(没回来)|-|经典句型1.1 have just received a letter from my brother.2.He is finding this trip very exciting.3.My brother has never been abroad before.4.He is working for a big firm.5.He has already visited a great number of differentplaces in Australia.标现在完成时1.现在
3、完成时的定义:现在完成时用来表示之前已发生或完成的动作或状态,其结果的确和现在有联系。动作或状态发生在过去但它的影响现在还存在;也可表示持续到现在的动作或状态。全重点语法2.现在完成时用法:(a):表示过去发生的动作或事情,对现在造成的影响。(b):表示从过去开始发生的动作持续到现在,有可能马上结束,但也有可能继续下去。(c):现在完成时的动词必须具有可持续性,至少是能重复一次以上的动作。解3.句型构成基本结构:主语+have/has+动词的过去分词肯定句:主语+have/has+动词的过去分词(V-ed)+宾语(或者其他)例:I have just had breakfast.我刚吃完早饭。
4、否定句:主语+have not/has not+动词的过去分词(V-ed)+宾语.例:1havent had breakfast.我还没吃早饭。一般疑问句:Have/Has+主语+动词的过去分词(V-ed)+宾语(或者其他)?例:Have you just had breakfast?你刚吃完早饭吗?特殊疑问句:特殊疑问词+一般疑问句(have/has+主语+过去分词+其他)例:How long have you lived here?你住在这儿多久了?4.用法要点(a).现在完成时不能单独与准确时间状语连用,(如表示过去的时间状语)如:yesterday(morning afternoon)
5、,last(morning afternoon)等,除非与for,since(自从)连用(b).现在完成时往往同表示不确定的过去时间状语连用,如:already(肯定,句 中),yet(否定,疑问,句 末),just,before,recently,still,lately,never 等:例:I havent seen much of him recently(lately).我已经很久没有看到他(最近的)。We have seen that film before.我们以前已经看过那部电影了。Have they found the missing child yet0!他们找到失踪的孩子了
6、吗?(c).现在完成时态经常与表示频度的时间状语连用,如:often,sometimes,ever,never,twice,on several occasion 等例:Have you ever been to Beijing?你以前去过北京吗?I have never heard Bunny say anything against her.我从来没有听到Bunny说她的坏话。I have used this pen only three times.It is still good.这支钢笔我只用过三次。它仍然是好的。George has met that gentleman on se
7、veral occasions.乔治已经在好几个场合见过那个先生几次。(d).现在完成时还往往可以同包括现在时间在内的时间状语连用如:now,up to these few days/weeks/months/years,thismorning/week/month/year,just,today,up to present,so for 等例:Peter has written six papers so far.彼得写了六篇论文,到目前为止。There has been too much rain in San Francisco this year.今年以来旧金山雨水太多。The fri
8、endly relations and cooperation between our twocountries have been enhanced in the past few years.我们两国之间的友好合作关系在近几年得到了提高。Up to the present everything has been successful.到现在为止一切都是成功的。教材全解1.1 have just received a letter from my brother,T im.我刚刚收到弟弟蒂姆的来信。(a),have just received现在完成时的结构just是用于现在完成时的时间状语
9、注意:just now=a moment ago 一般过去时的时间状语(b).receive a letter from sb.收到某人的来信=get a letter from sb.=have a letter from sb.=hear from sb.拓展:receive v.接受,收到(客观)/accept:同意接收(主观)例:This morning I received a bunch of flowers from a boy,but Ididnt accept it.今天早上我收到一束小男孩的花,但是我没接受。(c).my brother和Tim为同位语关系,互为补充说明的作
10、用2.He has been there for six m onths.他在那儿已经住六个月了。解析:划线部分为for six months(对划线部分提问)How long has he been there?注意:现在完成时have/has done结构中的have/has相当于助词的用法,因此不需要借助助动词do/does/did3.Tim is working for a big firm and he has already visited agreat number of different places in Australia.蒂姆正为一家大公司工作,并且已经去过澳大利亚的不
11、同地方了。(a),is working for.现在进行时可以表示现阶段的情况work for.为.效劳(b).firm n.商行,公 司(company 公司)拓展:adj.(not loose)稳固的例:I have fixed that knob.It is firm now.adj.(not doubtful)无疑的例:He gave me a firm refusal.他断然拒绝。adj.严格的,坚定的:例:I came to a firm decision and I will not change my mind.You must be very firm with that c
12、hild.(c).has already visited现在完成时结构,其中already常用于现在完成时的肯定句中,表示已经(d).a great number of different placesdifferent adj.不同的 be different from 和.不同n.difference 差异例:There are some differences between these two countries.拓展:the number of/a number of这两个词组不同之处,就在于其前的冠词上1)the number of.表示“.的数量”。作主语的中心词时,谓语动词用单
13、数形式,后常跟large,small等词作表语。例:The number of the students is very large in our school.我们学校的学生数量非常大。The number of the students in our school is2000.我校的学生人数是两千。2)a number of.的数量,相当于 many 或 a lot of,number前可以加small,large词来表示程度,a number of+复数可数名词作主语时,其谓语动词用复数形式。例:A number of the students are playing football
14、.许多学生在踢足球。4.He has gone to Alice Springs.他现在去了 埃利斯斯普林斯简单辨析:have/has been to.去过.(已经回来)have/has gone to.去了.(还没回来)have/has been in+地点例:He has been to Beijing three times.他去过北京三次了Have you been to Paris?你去过巴黎吗?My father has gone to Canada and he will come back in sixdays.我爸爸去加拿大了,六天后回来。He has been in Ame
15、rica for two years.他已经在美国两年了。5.My brother has never been abroad before,so he is findingthis trip very exciting.我弟弟以前从未出过国,因此,他觉得这次旅行非常激动人心。(a),has never been abroad before 现在完成时结构,其中 never和before可用于完成时中。abroad adv.(副词)在国外,到国外例:go abroad去国外 live abroad住在国外study abroad在国外学习(b).exciting adj.令人兴奋的/excit
16、ed:感到激动的excite:v.激 动 其宾语一定是人彳 列:The news excited me.拓展:-ed:interested/amused/surprised/amazed/astonished(自己感到)-ing:interesting/amusing/suiprising/amazing/astonishing(令人感到)(c).find+n.+adj.觉得.怎么样 即find+宾语+形容词做宾补例:find the room cleanfind her happyLesson 5 No wrong numbers 无错号之虞学习|-|标必记单词pigeon n.鸽子mess
17、age n.信息cover v.越过distance n.距离request n.要求,请求spare part n.备件service n.月 艮 务garage n.车库,小工厂urgent adj.紧急的常考短语1 .from one garage to the other.从一个汽车修理部到另一个2.cover the distance 越过全程,越过这段距离3.get a telephone for.为.搞至U(安装)一部电话4.request for.要求,请求.5.up to now 至目前为止6.in this way 就这样,通过这种方式7.urgent messages 紧
18、急函件/信息经典句型6.The bird covered the distance in three minutes.7.In this way,he has begun his own private telephone service.8.Up to now/up till now,Mr.Scott has sent many request.9.Yesterday,a pigeon carried the first message from.to.10.Now he has just bought another garage in Pinhurst.一般过去时和现在完成时全解重点语法
19、比较过去时与现在完成时1)过去时表示过去某时发生的动作或单纯叙述过去的事情,强调动作;现在完成时为过去发生的,强调过去的事情对现在的影响,强调的是影响。2)过去时常与具体的时间状语连用,而现在完成时通常与模糊的时间状语连用,或无时间状语飞一般过去时的时间状语:yesterday,last week).ago,inl980,in October,just now,具体的时间状语共同的时间状语:this morning,tonight,this April,now,once,before,already,recently,lately现在完成时的时间状语:fbr,since,so far,ever
20、,never,just,yet,till/until,up to now,inpast years,always,不确定的时间状语3)现在完成时可表示持续到现在的动作或状态,动词一般是延续性的,如 live,teach,learn,work,study,know.过去时常用的非持续性动词有come,go,leave,start,die,finish,become,get married 等。举例:I saw this film yesterday.(强调看的动作发生过了。)I have seen this film.(强调对现在的影响,电影的内容已经知道了。)Why did you get u
21、p so early?(强调起床的动作已发生过了。)Who hasnt handed in his paper?(强调有卷子,可能为不公平竞争。)She has returned from Paris.她已从巴黎回来了。She returned yesterday.她是昨天回来了。He has been in the League for three years.(在团内的状态可延续)He has been a League member for three years.(是团员的状态可持续)He joined the League three years ago.(三年前入团,joined为
22、短暂行为。)I have finished my homework now.-Will somebody go and get Dr.White?-Hes already been sent for.句子中如有过去时的时间副词(如 yesterday,last,week,inI960)时,不能使用现在完成时,要用过去时。(错)Tom has written a letter to his parents last night.(对)Tom wrote a letter to his parents last night.教材全解6.Mr.James Scott has a garage in
23、Silbury and now he has justbought another in Pinhurst.詹姆斯.斯科特先生在锡尔伯里有一个汽车修理部,现在他刚在平赫斯特买了另一个汽车修理部。(a),have just bought现在完成时的结构just是用于现在完成时的时间状语(b).one.another(众多之中的另一个)例:Please bring me another chair.请再给我拿把椅子。one.the other(两者中的另一个)例:I have two pens.One is red,and the other is black.7.Yesterday,a pige
24、on carried the first message from Pinhurstto Silbury.昨 天,一只鸽子把第一封信从平赫斯特带到锡尔伯里。(a)carry:带 着,携带例:I carried my son.I carry the bag.(b).from.to.从.至.例:The shop is open from 8 a.m.to 5 p.m.商 店 营 业 时 间 从 早 上8点 到 下 午5点。It is five miles from my home to school.从 家 到 学 校 有5英 里。(c).辨 析:message,advice,informatio
25、n,news易混词辨 析例 句messagen.(口头或 书 面的)信 息,口 信,为可数名词leave sb.a message:给.留便条ril leave you a message.我 会 给 你 留 便 条 的。take a message for sb.替捎 口 信Can you take a message for me?advicen.建 议,忠 告,为不可数名a piece of advice 一 条建议some advice 一 些建议教材全解词take/follow ones advice 采取/听从某人的建议informat-ionn.信息,为不可数名词He got s
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