连词及介词短语
介词与连词的运用与搭配
介词与连词的运用与搭配介词和连词是英语语法中常用的语法成分，它们具有连接不同成分的作用，使得句子更加连贯和流畅。
正确地使用介词和连词，能够帮助我们表达思想更准确，语句更通顺。
本文将重点讨论介词和连词的运用与搭配，帮助读者更好地掌握它们的用法。
一、介词的基本用法介词是一种虚词，用来连接名词、代词或其他句子成分，构建词组或短语，具有表示时间、地点、原因、目的、方式等关系的作用。
以下是介词的基本用法：1. 表示时间关系的介词：- at：在具体时间点（如at 7 o'clock，在7点）- in：在时间段（如in the morning，在早晨）- on：在日期或特定日（如on Monday，在星期一）2. 表示地点关系的介词：- at：在某一点、地点或事件上（如at the bus stop，在公交车站） - in：在某一范围、地区或内部（如in the park，在公园）- on：在某一表面上或接触面（如on the table，在桌子上）3. 表示原因关系的介词：- because of：因为（如because of the rain，因为下雨）- due to：由于（如due to his absence，由于他的缺席）4. 表示目的关系的介词：- for：为了（如study hard for the exam，为了考试努力学习）- to：向、给予某人（如give the book to me，把书给我）- with：用、以（如write with a pen，用钢笔写）5. 表示方式关系的介词：- by：通过、用（如travel by train，乘火车旅行）- in：以…方式（如in English，在英语中）二、连词的基本用法连词是一种虚词，用来连接两个词、短语、句子或句子成分，构建复合句，表示并列、因果、条件、让步、递进等关系。
以下是连词的基本用法：1. 表示并列关系的连词：- and：和、与（如apples and oranges，苹果和橙子）- or：或者（如tea or coffee，茶或咖啡）- but：但是（如I like him but he doesn't like me，我喜欢他但他不喜欢我）2. 表示因果关系的连词：- because：因为（如I stayed home because it was raining，因为下雨我呆在家里）- since：因为（如He has been living here since he was born，他从出生起就住在这里）3. 表示条件关系的连词：- if：如果（如I will go if you come，如果你来我就去）- unless：除非（如I won't go unless you invite me，除非你邀请我我才会去）4. 表示让步关系的连词：- although：尽管（如Although it was raining, we went out，尽管下雨，我们还是出去了）- though：虽然（如Though he is young, he is very talented，虽然他很年轻，但很有才华）5. 表示递进关系的连词：- and：而且、又（如I bought a book and a pen，我买了一本书和一支笔）- furthermore：而且、此外（如Furthermore, the weather is getting better，此外，天气越来越好）三、介词与连词的搭配运用正确地搭配介词和连词，能够使句子更加准确、流畅。
介词和连词的区别及用法整理
介词和连词的区别及用法整理介词和连词在英语中都属于词类的一种，它们在句子中有着不同的功能和作用。
尽管它们的用法有时候会相似，但是它们之间还是存在一些区别。
本文将对介词和连词的区别及用法进行整理并加以说明。
一、介词的定义和用法介词（preposition）是一类用于连接名词、代词、动词或形容词与其他词语之间关系的词类。
它通常位于名词短语之前，用来表示方向、位置、时间、方式等含义。
1. 表示方向或位置：- The book is on the table.（这本书在桌子上。
）- She walked through the door.（她穿过了门。
）2. 表示时间：- I will see you in the morning.（早上我会见到你。
）- The movie starts at seven o'clock.（电影七点开始。
）3. 表示方式：- He does his work with passion.（他工作充满激情。
）- She sang the song in a sweet voice.（她以甜美的声音唱了这首歌。
）4. 表示原因和目的：- They went to the park for a walk.（他们去公园散步。
）- She studies hard for good grades.（为了好成绩，她努力学习。
）二、连词的定义和用法连词（conjunction）是连接词语、短语或句子的词类。
它用来连接句子或句子中的成分，使句子关系更加密切、连贯、完整。
1. 表示并列关系：- I like pizza and she likes spaghetti.（我喜欢比萨，她喜欢意大利面。
）- He is tall but his brother is short.（他很高，但他的兄弟很矮。
）2. 表示选择关系：- Do you want tea or coffee?（你想要茶还是咖啡？）- You can either go with us or stay at home.（你要么跟我们一起去，要么待在家里。
初中英语介词和连词
初中英语介词与连词介词：一.概念:介词表示它后面的名词或相当于名词的其他结构与句中其他成分的关系.1、介词和种类(1) 简单介词，常用的有at, in, on, about, across, before, beside, for , to, without等。
(2) 复合介词，如by means of, along with, because of, in front of, instead of等。
2、介词和其他词类的习惯搭配关系(1) 和动词的搭配，如agree with, ask for, belong to, break away from, care about等。
(2) 和形容词的搭配，如afraid of, angry with, different from, good at(3) 和名词的搭配，如answer to , key to, reason for, cause of, visit to等.二.相关知识点精讲1.表示地点位置的介词1)at ,in, on, toat (1)表示在小地方; (2)表示"在……附近，旁边"in (1)表示在大地方; (2)表示"在…范围之内"。
on 表示毗邻，接壤to 表示在……范围外，不强调是否接壤He arrived at the station at ten.He is sitting at the desk.He arrived in Shanghai yesterday.Jiangsu lies in the east of China.Russia lies on the north of China.Fujian is to the south of Jiangsu Province.2)above, over, on 在……上above 指在……上方,不强调是否垂直，与below相对；over指垂直的上方,与under相对,但over与物体有一定的空间，不直接接触。
中考重点介词与连词的用法
中考重点介词与连词的用法一、介词的用法介词是连接名词、代词、动词或其他词类与句子其他成分之间关系的一类虚词。
下面是一些中考常见的介词及其用法。
1. in表示在某个时间、地点或范围内。
- My birthday is in July.（我的生日在七月。
）- He lives in Beijing.（他住在北京。
）- There are many flowers in the garden.（花园里有很多花。
）2. on表示在某个具体的日期或日子上以及在某个表面上。
- I was born on October 1st.（我出生在十月一日。
）- There is a book on the table.（桌子上有一本书。
）3. at表示在某个时间、地点或某种情况下。
- We have dinner at 7 p.m.（我们在晚上七点吃晚饭。
）- I met him at the park.（我在公园遇到了他。
）4. by表示通过某种方式或方法。
- I usually go to school by bus.（我通常乘公交车去学校。
）- He sent the letter by mail.（他通过邮寄发送了这封信。
）5. for表示某个时间段、目的或原因。
- He has been waiting for two hours.（他已经等了两个小时。
）- I bought this gift for my sister.（我为我姐姐买了这个礼物。
）二、连词的用法连词主要用于连接词与词、短语与短语、句子与句子等。
以下是一些中考常见的连词及其用法。
1. and表示并列关系，连接同类词、短语或句子。
- I like apples and oranges.（我喜欢苹果和橙子。
）- He is tall and handsome.（他又高又帅。
）2. but表示转折或对比关系，连接两个相对的内容。
- She is poor but happy.（她虽然穷，但很快乐。
中考英语语法详解：介词、连词
中考英语语法详解：介词、连词2017年中考英语语法详解:介词、连词语法是学好英语的基础，为帮助大家积累更多的语法知识，以下是店铺搜索整理的关于2017年中考英语语法详解:介词、连词，供参考学习，希望对大家有所帮助!想了解更多相关信息请持续关注我们店铺!一. 介词1. 介词概述：介词表示它与后面的名词或代词与其他句子成分的关系。
介词是虚词，不能单独做句子成分。
介词在英语中用法很活，也无一定规律可循。
在初中范围内还应学一个记住一个，特别是那些和动词的特殊搭配。
2. 常用介词的意义和用法。
⑴ 时间或地点介词in、on、at的用法区别：表示时间时, in表示在一段时间里(在将来时句子中则表示在一段时间之后), on表示在具体的某一天或者某天的上下午等, at表示在某个时刻或者瞬间;表示地点时, in表示在某个范围之内, on表示在某个平面上或与一个面相接触,at则表示在某个具体的场所或地点。
如：He was born on the night of May 10th.I usually get up at 7：00 in the morning.His glasses are on the desk.My brother is at the bus stop.⑵ after与in表示时间的用法区别：“after+(具体时刻/从句)”表示“在…时刻之后”常用于一般过去时态;“in+(一段时间)”表示“在(多久)之后”,常用于将来时态。
如：He said that he would come back after 6：00.My father is coming back from Astralia in about a month.⑶ since与for表示时间的'用法区别：“since+(具体时刻/that-从句)”表示“自从…起一直到现在”,“for +(一段时间)”表示“持续一段时间”,都常用于完成时态;如：My father has worked in this factory since 1970.My father has worked in this factory for over 30 years.⑷ by、in与with表示方式的用法区别：都可以表示“工具、手段”,但是by主要表示“乘坐”某个交通工具或“以……方式”,在被动句中可以表示动作的执行者;in表示“使用”某种语言/文字,with表示“使用”某个具体的工具、手段。
英语常用连词和介词总结
英语常用连词和介词总结英语中的连词和介词是连接和衔接句子、短语和单词的重要工具。
它们在句子中起到连接不同部分、表达关系和衔接思路的作用。
本文将总结常用的连词和介词，以供参考。
一、连词1. 表示并列关系的连词1) and: 和2) also: 也3) as well as: 以及4) not only... but also...: 不仅...而且...5) both...and...: 既...又...6) neither...nor...: 既不...也不...7) either...or...: 要么...要么...8) furthermore: 此外9) moreover: 而且10) in addition: 另外2. 表示对比关系的连词1) but: 但是3) on the other hand: 另一方面4) whereas: 然而5) while: 而3. 表示因果关系的连词1) because: 因为2) since: 既然3) as: 因为4) therefore: 因此5) thus: 因此6) so: 所以4. 表示条件关系的连词1) if: 如果2) unless: 除非3) provided/providing that: 假如/只要5. 表示让步关系的连词1) although: 尽管3) despite: 尽管4) in spite of: 尽管二、介词1. 表示位置关系的介词1) in: 在...内部2) on: 在...上面3) at: 在...旁边4) under: 在...下面5) above: 在...上面6) below: 在...下面7) beside: 在...旁边8) between: 在...之间9) among: 在...之中10) behind: 在...后面11) in front of: 在...前面2. 表示时间关系的介词1) at: 在...时刻2) on: 在...日期3) in: 在...时期3. 表示原因关系的介词1) because of: 因为2) due to: 因为3) owing to: 因为4. 表示方式和手段的介词1) by: 通过2) with: 以...方式3) through: 通过5. 表示目的和用途的介词1) for: 为了2) to: 为了6. 表示例证的介词1) for example: 例如2) such as: 例如7. 表示对比和区分的介词1) like: 像是2) unlike: 不像总结：介词和连词在英语中起到连接和衔接的作用，能够清晰地表达句子之间的关系和思路。
英语中常见的介词和连词的区别和用法
英语中常见的介词和连词的区别和用法介词和连词是英语语法中非常重要的词类，它们在句子中起着连接和衔接的作用。
虽然它们看似相似，但实际上在用法上有着明显的区别。
一、介词1. 介词的定义和作用介词是一种虚词，它通常用来连接名词、代词或动词与其他成分，起到修饰、补充或限定的作用。
例如：- She is sitting on the chair.（她正坐在椅子上。
）- The book is under the table.（书在桌子下面。
）2. 常见的介词及其用法（1）in、on、at这三个介词常用来表示时间、地点和位置。
- in：用于表示年、月、季节、长时间段等。
- I was born in 1990.（我出生在1990年。
）- We usually go swimming in summer.（我们通常在夏天去游泳。
）- on：用于表示具体日期、星期、节日等。
- She will arrive on Monday.（她将在星期一到达。
）- We celebrate Christmas on December 25th.（我们在12月25日庆祝圣诞节。
）- at：用于表示具体时间、地点。
- The meeting will start at 9 o'clock.（会议将在9点开始。
）- I met her at the library.（我在图书馆遇见了她。
）（2）with、without、by这三个介词常用来表示伴随、条件和方式。
- with：表示伴随、附带。
- She went to the party with her friends.（她和她的朋友们一起去了派对。
） - He always carries a book with him.（他总是随身带着一本书。
）- without：表示没有、不带。
- I can't live without you.（没有你我无法生活。
）- Please don't leave without saying goodbye.（请不要离开而不说再见。
中的介词和连词形式和用法有哪些
中的介词和连词形式和用法有哪些介词是连接词语与词组、句子成分的虚词，用来表示词语之间的关系。
连词是连接两个句子、短语或词语的虚词，用来表示句子之间的关系。
在中文中，介词和连词形式和用法有以下几种：一、介词形式和用法：1. 单音节介词:- 在：表示时间、地点、方式- 经：表示通过、经过- 自：表示起点、出发地- 向：表示方向、目的地- 跟：表示随着、陪伴- 对：表示所指对象、目标等等。
2. 双音节介词：- 关于：表示涉及到的范围、内容- 除了：表示排除之外的内容- 根据：表示以某个标准、理由- 按照：根据某个规定、计划- 由于：表示原因、起因等等。
3. 介词短语:- 在……之中：表示在某个范围、选择之间- 在……方面：表示在某个领域、方面- 对于……来说：表示针对某个人、群体来说- 为了……而：表示出于某个目的、原因- 由于……而：表示因为某个原因、结果等等。
二、连词形式和用法：1. 并列连词：- 和：连接同等重要的词语、短语、句子- 或：表示选择关系，包括两项或多项选其一- 与其……不如：表示选择关系，意味着选取前者更好的情况 - 不但……而且：表示两个或多个并列的事实、情况等等。
2. 递进连词：- 而：表示事实、情况之间的递进关系- 况且：表示前面已有足够的理由，不需要多说- 再者：表示进一步的补充、说明- 还有：表示除了前面提到的之外，还有其他的内容等等。
3. 因果连词：- 因为：表示原因、起因- 所以：表示由于某个原因而导致的结果、推论- 由于：表示由于某个原因而产生的结果- 既然：表示既然已经知道某个前提条件，就会有相应的结论等等。
4. 转折连词：- 但是：表示与前面的情况对比，有相反的意义- 然而：表示与前面的情况对比，有转折的意义- 反而：表示与前面的情况刚好相反- 并非：表示与前面的情况相反，是否定前面的说法等等。
5. 条件连词：- 如果：表示前提条件成立时，会有相应的结果- 只要：表示只要符合某个条件，就会有相应的结果- 无论：表示不管什么情况下，都会有相同的结果- 假如：表示假设是否定的情况下，会有相应的推论等等。
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连词及介词短语1. Stand over there you’ll be able to see it better.A.orB.whileC.butD.and2. It was a pity that the great writer died his works unfinished.A.forB.withC.fromD.of3. you call me to say you’re not coming, I’ll see you at the theatre.A.ThoughB.WhetherC.UntilD.Unless4. No one helped me. I did it all _____ myself.A. forB. by C from D to5. We hadn’t planned to meet.We met chance.A.ofB.inC.forD.by6. It was some time we realized the truth.A.whenB.untilC.sinceD.before7. My friend Martin was very sick with a strange fever；, he could neither eat nor sleep.A.as a resultB.after allC.any wayD.otherwise8. Your uncle seems to be a good driver；, I wouldn’t dare to travel in his car.A.even soB.even thoughC.thereforeD.so9. That was really a splendid evening.It’s years I enjoyed myself so much.A.whenB.thatC.beforeD.since10. —Somebody wants you on the telephone.—no one knows I’m here.A.ForB.AndC.ButD.So11. You must keep on working in the evening, you are sure you can finish the task in time.A.asB.ifC.whenD.unless12. John became a football coach in Sealion Middle School the beginning of March.A.onB.forC.withD.at13. he has limited technical knowledge, the old worker has a lot of experience.A.SinceB.UnlessC.AsD.Although14. Please remind me he said he was going.I may be in time to see him off.A.whereB.whenC.howD.what15. We thought there were 35 students in the dining hall, , in fact, there were 40.A.whileB.whetherC.whatD.which16. He found it increasingly difficult to read, his eyesight was beginning to fail.A.andB.forC.butD.or17. The cost of living in Glasgow is among the lowest in Britain, the quality of life is probably one of the highest.A.sinceB.whenC.asD.while18. He was about halfway through his meal a familiar voice came to his ears.A.whyB.whereC.whenD.while19. We won’t keep winning games we keep playing well.A.becauseB.unlessC.whenD.while20. I had just stepped out of the bathroom and was busy drying myself with a towelI heard the steps.A.whileB.whenC.sinceD.after21. With his work completed, the businessman stepped back to his seat, feeling pleasedhe was a man of action.A.whichB.thatC.whatD.whether22. Engines are to machines hearts are to animals.A.asB.thatC.whatD.which23. The hurricane damaged many houses and business buildings; , it caused 20 deaths.A.or elseB.thereforeC.after allD.besides24. environmental damage is done, it takes many years for the ecosystem（生态系统）to recover.A.Even ifB.If onlyC.WhileD.Once25. —How long do you think it will be China sends a manned spaceship to the moon?—Perhaps two or three years.A.whenB.untilC.thatD.before26. A man cannot smile like a child, a child smiles with his eyes, while a man smiles with his lips alone.A.soB.butC.andD.for27. achievement, last week’s ministerial meeting of the WTO here earned a low, though not failing, grade.A.In terms ofB.In case ofC.As a result ofD.In face of28. —When do we need to pay the balance?—September 30.A.InB.ByC.DuringD.Within29. People have always been curious how living things on the earth exactly began.A.inB.atC.ofD.about30. Sorry, Madam.You’d better come tomorrow because it’s the visiting hours.A.duringB.atC.beyondD.before31. Fred, who had expected how it would go with his daughter, had a great worry his mind.A.onB.inC.withD.at32. This new model of car is so expensive that it is the reach of those with average incomes.A.overB.withinC.beyondD.below33. We haven’t settled the question of it is necessary for him to study abroad.A.ifB.whereC.whetherD.that34. Jenny was very sad over the loss of the photos she had shot at Canada, this was a memory she especially treasured.A.asB.ifC.whenD.where35. I would like a job which pays more, but I enjoy the work I’m doing at the moment.A.in other wordsB.on the other handC.for one thingD.as a matter of fact36. —Why didn’t you tell him about the meeting?—He rushed out of the room I could say a word.A.beforeB.untilC.whenD.after37. Between the two generations, it is often not their age, their education that causes misunderstanding.A.likeB.asC.orD.but38. The manager suggested an earlier date the meeting.A.onB.forC.aboutD.with39. Some people choose jobs for other reasons money these days.A.forB.exceptC.besidesD.with40. he had not hurt his leg, John would have won the race.A.IfB.SinceC.ThoughD.When41. You have failed two tests. You’d better start working harder, you won’t pass the course.A.andB.soC.butD.or42. Leave your key with a neighbor you lock yourself out one day.A.ever sinceB.even ifC.soon afterD.in case43. This is a junior school. You should go to a senior school girls of your age.A.forB.aboutC.fromD.to44. he referred to in his article was unknown to the general reader.A.ThatB.WhatC.WhetherD.Where45. Leaves are found on all kinds of trees, but they differ greatly size and shape.A.onB.fromC.byD.in46. Small sailboats can easily turn over in the water they are not managed carefully.A.thoughB.beforeC.untilD.if47. The traditional view is we sleep because our brain is “programmed” to make us do so.A.whenB.whyC.whetherD.that48. fire, all exits must be kept clear.A.In place ofB.Instead ofC.In case ofD.In spite of49. It is difficult for us to learn a lesson in life we’ve actually had that lesson.A.untilB.afterC.sinceD.when50. The field research will take Joan and Paul about five months; it will be a long time we meet them again.A.afterB.beforeC.sinceD.when51. People try to avoid public transportation delays by using their own cars, and this creates further problems.A.in shortB.in caseC.in doubtD.in turn52. Scientists are convinced the positive effect of laughter physical and mental health.A.of; atB.by; inC.of; onD.on; at53. He was told that it would be at least three more months he could recover and return to work.A.whenB.beforeC.sinceD.that54. the silence of the pauses, we could hear each other’s breathing and could almost hear our own heartbeats.A.InB.ForC.UnderD.Between55. Reality is not the way you wish things to be, nor the way they appear to be, the way they actually are.A.asB.orC.butD.and56. Most birds find it safe to sleep in the trees, but they have eggs or young chicks, they don’t use a nest.A.whyB.howC.unlessD.where57. Some students often listen to music classes to refresh themselves.A.betweenB.amongC.overD.during58. Although my opinion, the old professor didn’t come up with his own.A.againstB.onC.forD.in59. We had to wait half an hour we had already booked a table.A.sinceB.althoughC.untilD.before60. I have offered to paint the house a week’s accommodation.A.in exchange forB.with regard toC.by means ofD.in place of61. The open-air celebration has been put off the bad weather.A.in case ofB.in spite ofC.instead ofD.because of62. The lawyer seldom wears anything other than a suit the season.A.whateverB.whereverC.wheneverD.however63. —Have you got any idea for the summer vacation?—I don’t mind where we go there’s sun, sea and beach.A.as ifB.as long asC.now thatD.in order that64. Modern equipment and no smoking are two of the things I like______working here.A.withB.overC.atD.about65. At the railway station, the mother waved goodbye to her daughter until the train was _______.A. out of sightB. out of reachC. out of orderD. out of place66. Many Chinese universities provide scholarships for students financial aid.A.in favour ofB.in honour ofC.in face ofD.in need of67. Fred entered without knocking and, very out of breath, sank a chair.A.onB.offC.intoD.to68.—Do you have a minute? I’ve got something to tell you.—OK, you make it short.A.now thatB.if onlyC.so long asD.every time69. My English teacher’s humor was make every student burst into laughter.A.so as toB.such as toC.such thatD.so that70. Animals suffered at the hands of Man they were destroyed by people to make way for agricultural land to provide food for more people.A.in whichB.for whichC.so thatD.in that71. When she first arrived in China, she wondered what the future might have for her, but now all her worries are gone.A.in needB.in timeC.in preparationD.in store72. Elizabeth has already achieved success her wildest dreams.A.atB.beyondC.withinD.upon73. There were some chairs left over everyone had sat down.A.whenB.untilC.thatD.where74. The artist was born poor, poor he remained all his life.A.andB.orC.butD.so75. Everything was perfect for the picnic the weather.A.in place ofB.as well asC.except forD.in case of76. Why are you so anxious? It isn’t your problem .A.on purposeB.in allC.on timeD.after all77. hungry I am, I never seem to be able to finish off this loaf of bread.A.WhateverB.WheneverC.WhereverD.However78. I like Mr.Miner’s speech;it was clear and the point.A.atB.onC.toD.of79. —Why do you suggest we buy a new machine?—Because the old one has been damaged .A.beyond reachB.beyond repairC.beyond controlD.beyond description80. John plays basketball well, _____his favorite sport is badminton.A. soB. orC. yetD. for81. Being a parent is not always easy, and being the parent of a child with special needs often carries with ___extra stress.A. itB. themC. oneD. him82. At first he hated the new job but decided to give himself a few months to see___ it got any better.A. whenB. howC. whyD. if83. The girl had hardly rung the bell the door was opened suddenly, and her friend rushed out to greet her.A. beforeB. untilC. asD. since84. Nowadays some hospitals refer to patients ______ name, not case number.A ofB asC byD with85. Sean has formed the habit of jogging the tree-lined avenue for two hours every day.A. betweenB. alongC. belowD. with86. My father warned me going to the West Coast because it was crowded with tourists.A. byB. onC. forD. against87. Tired, Jim was fast asleep with his back a big tree.A. inB. belowC. besideD. against88. I agree to his suggestion ______the condition that he drops all charges.A. byB. inC. onD. to89. Would you mind not picking the flowers in the garden? They are everyone’s enjoyment.A. inB. atC. forD. to90.We’d better discuss everyth ing ______before we work out the plan.A. in detailB. in generalC. on purposeD. on time91.The form cannot be signed by anyone ______ yourself.A. rather thanB. other thanC. more thanD. better than92. ____ good service, the restaurant offers different kinds of traditional Fujian dishes.A. Far fromB. Apart from C．Instead of D．Regardless of93, To be great, you must be smart, confident, and, ______, honest.A. thereforeB. above allC. howeverD. after94. The haouse was too expensive and too hig. _______, I’d grown fond of our little rented house.A.BesidesB.ThereforeC.SomehowD.Otherwise95.This shop will be closed for repairs ____ further notice.A. withB. untilC. forD. at96.With new technology, pictures of underwater valleys can be take ______ color.A. byB. forC. withD. in97.Graduation is a good time to thank those who have helped you ______ the tough years.A. throughB. upC. withD. from98.When asked about their opinions about the schoolmaster, many teachers would prefer to see him step aside ________ younger men.A. in terms ofB. in need ofC. in favor ofD. in praise of99. I’m sorry I didn’t phone you, but I’ve been very busy_____ the past couple of weeks.A. beyondB. withC. amongD. over100.Sometimes proper answers are not far to seek______ food safety problem.A. inB. toC. onD. after。