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| 詞匯 | been |
| 釋義 | been 構(gòu)詞法3100 全國卷頻次：342 /bi?n, b?n/ v. be 的過去分詞：○ have/has been 為 be 的現(xiàn)在完成時；had been 為 be 的過去完成時，表示“（一直）是”等詞義；○ There have/has been 為 There be 句型的現(xiàn)在完成時，表示“（一直）有、存在”等詞義；○ 去過或來過某地 have/has been to （a place）○ 用于構(gòu)成現(xiàn)在完成時的被動語態(tài) have/has been done；○ 用于構(gòu)成現(xiàn)在完成進(jìn)行時 have/has been doing；○ 用于構(gòu)成過去完成時的被動語態(tài) had been done 高考真題原句提選：There 【has been】 (be) a dramatic rise in the number of extreme weather events over the past 20 years, caused largely by rising global temperatures, according to a new report from the United Nations.根據(jù)聯(lián)合國新出爐的一份報(bào)告，在過去2許里，極端天氣事件的數(shù)量急劇上升，這主要是由全球氣溫上升引起 的。(2021年北京卷語法詞匯填空)be 的現(xiàn)在完成時 She's been through so many difficulties and came through them all.她經(jīng)歷了那么多困難，都挺過來了。One of his latest projects has been to make plants glow（發(fā)光）in experiments using some common vegetables.他最近的一個項(xiàng)目是在實(shí)驗(yàn)中用一些常見的蔬菜使植物發(fā)光。be 的過去完成時 After their operations the monkeys were like they had been before.在他們的手術(shù)之后，猴子就像以前一樣了。It had been possible (but not easy) to buy single copies of newspapers before 1830.在1830年以前，購買單份報(bào)紙是可能的（但并不容易）。It had been 13 years since I’d last seen him.距離我最后一次見到他已經(jīng)有13年了。There be 句型 There have been many myths about safety belts ever since their first appearance in cars some forty years ago.自從大約四十年前安全帶首次出現(xiàn)在汽車上以來，一直有許多關(guān)于安全帶的神話。There has been a recent trend in the food service industry toward lower fat content and less salt.最近，餐飲業(yè)出現(xiàn)了一種低脂肪含量和低鹽的趨勢。去過或來過某地 Explore places you have never been to before, and experience different ways of life.探索你以前從未去過的地方，體驗(yàn)不同的生活方式。現(xiàn)在完成時的被動語態(tài) Further efforts have been made to find out about Yetis.為了找到雪人，人們做出了進(jìn)一步的努力。現(xiàn)在完成時的被動語態(tài) But a drug called ARICEPT has been used by millions of people to help their symptoms.但一種名為ARICEPT的藥物已經(jīng)被數(shù)百萬人用來幫助他們的癥狀。過去完成時的被動語態(tài) It was a scene that had been repeated many times in the theater’s 75-year history.這是一個在劇院75年歷史中多次出現(xiàn)的場景。現(xiàn)在完成進(jìn)行時 For days the kids have been looking for others we can help!幾天來，孩子們一直在尋找我們可以幫助的其他人！現(xiàn)在完成進(jìn)行時 The average height of the population has been increasing.人口的平均身高一直在增加。過去完成進(jìn)行時 He sounded quite nervous and he had been talking for a minute or so before I understood anything.他聽起來相當(dāng)緊張，他說了一分鐘左右，我才明白了什么。 |
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高三復(fù)習(xí)網(wǎng)英漢詞典收錄370961條英漢翻譯詞條，基本涵蓋了全部常用英語單詞的釋義及用法，是英語學(xué)習(xí)的有利工具。