Question

before conj.在 ... 以前pref.在 ... 以前；在..前面adv.以前；以往；之前 (1) B在字母表里排在C之前。(2) 他在下议院当众发表了一个声明。(3) 他总把他人的利益放在第一位。(4) 我曾经见过他。(5) 我受激励比以往任何时候都更加努力地工作。(6) 他以往常常在比赛前睡一会儿。(7) 他在签字之前仔细阅读了合同。(8) 我会设法在星期六之前把这本书赶紧看完。 The word before comes from the Old English beforan, meaning “in front of” or “in former times.” Before tells when something happens — don’t hire that guy before you check his references — or the position of something: the library is the last building before the intersection. In "before and after" pictures, the "before" ones were taken prior to the makeover, renovation, and so on, while the "after" photos show the improvement.

Accepted Answer

英 [bɪ'fɔː(r)] 美 [bɪ'fɔːr] (1) B comes before C in the alphabet.(2) He made a statement before the House of Commons.(3) He always put the interests of others before his own.(4) I'd met him once before.(5) I was inspired to work harder than ever before.(6) He used to get some shut-eye before the game.(7) He overlooked the contract before he signed it.(8) I'll try to rush the book through before Saturday. When one thing precedes another, it comes before. You put your socks on before your shoes, you close the door before you lock it, and you should make sure the store is open before you leave home. In addition to the uses shown below, before is used in the phrasal verbs ‘go before’ and ‘lay before’.除下列用法外，before 还可用于 go before 和 lay before 等短语动词中。1[PREP 介词]（时间上）在…之前，早于 If something happens before a particular date, time, or event, it happens earlier than that date, time, or event. →see usage note at:agoAnnie was born a few weeks before Christmas...安妮出生在圣诞节前几周。Before World War II, women were not recruited as intelligence officers...在第二次世界大战之前，女性不能当情报人员。My husband rarely comes to bed before 2 or 3am.我丈夫很少在凌晨两三点之前睡觉。Before is also a conjunction.Stock prices climbed close to the peak they'd registered before the stock market crashed.股价几乎攀升到了股市崩盘前的历史最高位。2[PREP 介词]在（做某事）之前 If you do one thing before doing something else, you do it earlier than the other thing.   [PREP -ing]He spent his early life in Sri Lanka before moving to England...在移居英格兰之前，他早年是在斯里兰卡度过的。Before leaving, he went into his office to fill in the daily time sheet.离开前，他到自己的办公室填写了日常考勤表。Before is also a conjunction.He took a cold shower and then towelled off before he put on fresh clothes.他冲了个凉水澡，用毛巾擦干身子后换上了新衣服。3[ADV 副词]在（某时间或某事）以前 You use before when you are talking about time. For example, if something happened the day before a particular date or event, it happened during the previous day.   [n ADV]  [n PREP n]The war had ended only a month or so before.战争大约一个月前才刚刚结束。Before is also a preposition.It's  interesting that he sent me the book twenty days before the deadline for my book.有趣的是，他在我的书到期前20天把那本书送给了我。Before is also a conjunction.Kelman had a book published in the US more than a decade before a British publisher would touch him.克尔曼早在英国出版商同他接触前十多年就已经在美国出版过一本书了。4[CONJ-SUBORD 连词]在（他人做某事）之前 If you do something before someone else can do something, you do it when they have not yet done it. Before Gallacher could catch up with the ball, Nadlovu had beaten him to it.加拉赫还没来得及追上球，纳德洛武就已经抢先一步触到球了。5[ADV 副词]以前；以往；过去 If someone has done something before, they have done it on a previous occasion. If someone has not done something before, they have never done it.   [ADV after v]I've been here before...我以前来过这儿。I had met Professor Lown before...我以前见过劳恩教授。She had never been to Italy before.她以前从来没有去过意大利。6[CONJ-SUBORD 连词]（直到…）才；（过了…）才 If there is a period of time or if several things are done before something happens, it takes that amount of time or effort for this thing to happen. It was some time before the door opened in response to his ring.他按完门铃后过了一会儿门才打开。7[CONJ-SUBORD 连词]（必须先具备某一条件）才能；在…之前（必须具备某一条件） If a particular situation has to happen before something else happens, this situation must happen or exist in order for the other thing to happen. There was additional work to be done before all the troops would be ready.在全军准备就绪之前，还有一些杂事必须处理。8[PREP 介词]（方位）在…前面，在…面前 If someone is before something, they are in front of it.   [FORMAL 正式]They drove through a tall iron gate and stopped before a large white villa.他们开车穿过一个大铁门，在一栋白色的大别墅前面停了下来。9[PREP 介词]（所经位置）在…前面 If you tell someone that one place is a certain distance before another, you mean that they will come to the first place first. The turn is about two kilometres before the roundabout.拐弯就在环岛前面约2公里处。10[PREP 介词]面对…（回答质询） If you appear or come before an official person or group, you go there and answer questions. The Governor will appear before the committee next Tuesday.下周二，州长将接受委员会的质询。11[PREP 介词]当着…的面；在…注视之下 If something happens before a particular person or group, it is seen by or happens while this person or this group is present. The game followed a colourful opening ceremony before a crowd of seventy-four thousand.绚丽多彩的开幕式过后，这场比赛在74,000名观众的瞩目之下开始了。12[PREP 介词]摆在…面前；使面对；使面临 If you have something such as a journey, a task, or a stage of your life before you, you must do it or live through it in the future.   [PREP pron]Everyone in the room knew it was the single hardest task before them...房间里所有人都清楚，摆在他们面前的是最为艰巨的任务。I saw before me an idyllic life.展现在我眼前的是充满诗情画意的生活。13[PREP 介词]（重要性）超过；比…重要 When you want to say that one person or thing is more important than another, you can say that they come before the other person or thing.   [v PREP n]Her husband, her children, and the Church came before her needs.丈夫、孩子和教会都比她本人的需求重要。14  before long→see: long；

英语单词	before
英美音标	英 [bɪ'fɔː(r)] 美 [bɪ'fɔːr]
中文释义	conj.在 ... 以前 pref.在 ... 以前；在..前面 adv.以前；以往；之前
英语例句	(1) B comes before C in the alphabet. (2) He made a statement before the House of Commons. (3) He always put the interests of others before his own. (4) I'd met him once before. (5) I was inspired to work harder than ever before. (6) He used to get some shut-eye before the game. (7) He overlooked the contract before he signed it. (8) I'll try to rush the book through before Saturday.
中文例句	(1) B在字母表里排在C之前。 (2) 他在下议院当众发表了一个声明。 (3) 他总把他人的利益放在第一位。 (4) 我曾经见过他。 (5) 我受激励比以往任何时候都更加努力地工作。 (6) 他以往常常在比赛前睡一会儿。 (7) 他在签字之前仔细阅读了合同。 (8) 我会设法在星期六之前把这本书赶紧看完。
vocabulary简明	When one thing precedes another, it comes before. You put your socks on before your shoes, you close the door before you lock it, and you should make sure the store is open before you leave home.
vocabulary扩展	The word before comes from the Old English beforan, meaning “in front of” or “in former times.” Before tells when something happens — don’t hire that guy before you check his references — or the position of something: the library is the last building before the intersection. In "before and after" pictures, the "before" ones were taken prior to the makeover, renovation, and so on, while the "after" photos show the improvement.
柯林斯解释	In addition to the uses shown below, before is used in the phrasal verbs ‘go before’ and ‘lay before’. 除下列用法外，before 还可用于 go before 和 lay before 等短语动词中。 1 [PREP 介词]（时间上）在…之前，早于 If something happens before a particular date, time, or event, it happens earlier than that date, time, or event. →see usage note at:ago Annie was born a few weeks before Christmas... 安妮出生在圣诞节前几周。 Before World War II, women were not recruited as intelligence officers... 在第二次世界大战之前，女性不能当情报人员。 My husband rarely comes to bed before 2 or 3am. 我丈夫很少在凌晨两三点之前睡觉。 Before is also a conjunction. Stock prices climbed close to the peak they'd registered before the stock market crashed. 股价几乎攀升到了股市崩盘前的历史最高位。 2 [PREP 介词]在（做某事）之前 If you do one thing before doing something else, you do it earlier than the other thing. [PREP -ing] He spent his early life in Sri Lanka before moving to England... 在移居英格兰之前，他早年是在斯里兰卡度过的。 Before leaving, he went into his office to fill in the daily time sheet. 离开前，他到自己的办公室填写了日常考勤表。 Before is also a conjunction. He took a cold shower and then towelled off before he put on fresh clothes. 他冲了个凉水澡，用毛巾擦干身子后换上了新衣服。 3 [ADV 副词]在（某时间或某事）以前 You use before when you are talking about time. For example, if something happened the day before a particular date or event, it happened during the previous day. [n ADV] [n PREP n] The war had ended only a month or so before. 战争大约一个月前才刚刚结束。 Before is also a preposition. It's interesting that he sent me the book twenty days before the deadline for my book. 有趣的是，他在我的书到期前20天把那本书送给了我。 Before is also a conjunction. Kelman had a book published in the US more than a decade before a British publisher would touch him. 克尔曼早在英国出版商同他接触前十多年就已经在美国出版过一本书了。 4 [CONJ-SUBORD 连词]在（他人做某事）之前 If you do something before someone else can do something, you do it when they have not yet done it. Before Gallacher could catch up with the ball, Nadlovu had beaten him to it. 加拉赫还没来得及追上球，纳德洛武就已经抢先一步触到球了。 5 [ADV 副词]以前；以往；过去 If someone has done something before, they have done it on a previous occasion. If someone has not done something before, they have never done it. [ADV after v] I've been here before... 我以前来过这儿。 I had met Professor Lown before... 我以前见过劳恩教授。 She had never been to Italy before. 她以前从来没有去过意大利。 6 [CONJ-SUBORD 连词]（直到…）才；（过了…）才 If there is a period of time or if several things are done before something happens, it takes that amount of time or effort for this thing to happen. It was some time before the door opened in response to his ring. 他按完门铃后过了一会儿门才打开。 7 [CONJ-SUBORD 连词]（必须先具备某一条件）才能；在…之前（必须具备某一条件） If a particular situation has to happen before something else happens, this situation must happen or exist in order for the other thing to happen. There was additional work to be done before all the troops would be ready. 在全军准备就绪之前，还有一些杂事必须处理。 8 [PREP 介词]（方位）在…前面，在…面前 If someone is before something, they are in front of it. [FORMAL 正式] They drove through a tall iron gate and stopped before a large white villa. 他们开车穿过一个大铁门，在一栋白色的大别墅前面停了下来。 9 [PREP 介词]（所经位置）在…前面 If you tell someone that one place is a certain distance before another, you mean that they will come to the first place first. The turn is about two kilometres before the roundabout. 拐弯就在环岛前面约2公里处。 10 [PREP 介词]面对…（回答质询） If you appear or come before an official person or group, you go there and answer questions. The Governor will appear before the committee next Tuesday. 下周二，州长将接受委员会的质询。 11 [PREP 介词]当着…的面；在…注视之下 If something happens before a particular person or group, it is seen by or happens while this person or this group is present. The game followed a colourful opening ceremony before a crowd of seventy-four thousand. 绚丽多彩的开幕式过后，这场比赛在74,000名观众的瞩目之下开始了。 12 [PREP 介词]摆在…面前；使面对；使面临 If you have something such as a journey, a task, or a stage of your life before you, you must do it or live through it in the future. [PREP pron] Everyone in the room knew it was the single hardest task before them... 房间里所有人都清楚，摆在他们面前的是最为艰巨的任务。 I saw before me an idyllic life. 展现在我眼前的是充满诗情画意的生活。 13 [PREP 介词]（重要性）超过；比…重要 When you want to say that one person or thing is more important than another, you can say that they come before the other person or thing. [v PREP n] Her husband, her children, and the Church came before her needs. 丈夫、孩子和教会都比她本人的需求重要。 14 before long→see: long ；

Prep 介词 Thing Person Time Put I Book