關(guān)于when引導(dǎo)的時(shí)間狀語(yǔ)從句主將從現(xiàn)這個(gè)問(wèn)題很多朋友還不知道，今天小六來(lái)為大家解答以上的問(wèn)題，現(xiàn)在讓我們一起來(lái)看看吧！
1、說(shuō)到when引導(dǎo)的時(shí)間狀語(yǔ)從句，不得不提起as和while一、when可以和延續(xù)性動(dòng)詞連用，也可以和短暫性動(dòng)詞連用;而while和as只能和延續(xù)性動(dòng)詞連用。
2、 ① Why do you want a new job when youve got such a good one already?(get為短暫性動(dòng)詞)你已經(jīng)找到如此好的工作，為何還想再找新的? ②Sorry，I was out when you called me.(call為短暫性動(dòng)詞)對(duì)不起，你打電話時(shí)我剛好外出了。
3、 ③Strike while the iron is hot.(is為延續(xù)性動(dòng)詞，表示一種持續(xù)的狀態(tài))趁熱打鐵。
4、 ④ The students took notes as they listened.(listen為延續(xù)性動(dòng)詞)學(xué)生們邊聽(tīng)課邊做筆記。
5、 二、when從句的謂語(yǔ)動(dòng)詞可以在主句謂語(yǔ)動(dòng)作之前、之后或同時(shí)發(fā)生;while和as從句的謂語(yǔ)動(dòng)作必須是和主句謂語(yǔ)動(dòng)作同時(shí)發(fā)生。
6、 1.從句動(dòng)作在主句動(dòng)作前發(fā)生，只用 when。
7、 ①When he had finished his homework，he took a short rest.(finished先發(fā)生)當(dāng)他完成作業(yè)后，他休息了一會(huì)兒。
8、 ②When I got to the airport，the guests had left.(got to后發(fā)生)當(dāng)我趕到飛機(jī)場(chǎng)時(shí)，客人們已經(jīng)離開(kāi)了。
9、 2.從句動(dòng)作和主句動(dòng)作同時(shí)發(fā)生，且從句動(dòng)作為延續(xù)性動(dòng)詞時(shí)，when，while，as都可使用。
10、 ①When /While /As we were dancing，a stranger came in.(dance為延續(xù)性動(dòng)詞)當(dāng)我們跳舞時(shí)，一位陌生人走了進(jìn)來(lái)。
11、 ②When /While /As she was making a phonecall，I was writing a letter.(make為延續(xù)性動(dòng)詞)當(dāng)她在打電話時(shí)，我正在寫(xiě)信。
12、 3.當(dāng)主句、從句動(dòng)作同時(shí)進(jìn)行，從句動(dòng)作的時(shí)間概念淡化，而主要表示主句動(dòng)作發(fā)生的背景或條件時(shí)，只能用 as。
13、這時(shí)，as常表示“隨著……”;“一邊……，一邊……”之意。
14、 ① As the time went on，the weather got worse.(as表示“隨著……”之意) ② The atmosphere gets thinner and thinner as the height increases.隨著高度的增加，大氣越來(lái)越稀薄。
15、 ③As years go by，China is getting stronger and richer.隨著時(shí)間一年一年過(guò)去，中國(guó)變得越來(lái)越富強(qiáng)了。
16、 ④The little girls sang as they went.小姑娘們一邊走，一邊唱。
17、 ⑤The sad mother sat on the roadside，shouting as she was crying.傷心的媽媽坐在路邊，邊哭邊叫。
18、 4.在將來(lái)時(shí)從句中，常用when，且從句須用一般時(shí)代替將來(lái)時(shí)。
19、 ①You shall borrow the book when I have finished reading it.在我讀完這本書(shū)后，你可以借閱。
20、 ②When the manager comes here for a visit next week，Ill talk with him about this.下周，經(jīng)理來(lái)這參觀時(shí)，我會(huì)和他談?wù)劥耸隆?/p>
21、 三、when用于表示“一……就……”的句型中(指過(guò)去的事情)。
22、 sb.had hardly(=scarcely) done sth.when...=Hardly / Scarcely had sb.done sth.when... ①I had hardly /scarcely closed my eyes when someone knocked at the door.=Hardly / Scarcely had I closed my eyes when someone knocked at the door.我剛一閉上眼，就有人在敲門了。
23、 ②I had hardly /scarcely entered my room when the telephone rang.=Hardly /Scarcely had I entered my room when the telephone rang.我剛一走進(jìn)房門，電話就響了。
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