完整版While的用法

1、 的用法：While一、while作名詞用，表示“一會兒”“一段時間” 1.She likes to lie down for a while after lunch. 她喜歡午飯后躺一會兒。 2.Coming to another country to study requires a big adjustment and it takes a while to fit in. 來到另一個國家求學(xué)，需要花一段時間來適應(yīng)。 二、While作連詞 (1)引導(dǎo)時間狀語 1.We must strike while the iron is hot.趁熱打鐵。 2.While she was list

2、ening to the radio，she fell asleep. 她聽著收音機睡著了。 (2)引起讓步狀語從句，意思是“雖然但是.”、“盡管但是”(多放于句首) 1.While he loves his students，he is very strict with them. 雖然他愛他的學(xué)生，可是他對他們很嚴格。 2.While these experiments are interesting and useful，it is important to remember that they may not always tell us much.(BookIIIp125) 雖然這些

3、實驗很有趣也有用，但是很重要的是要記住，這些實驗也可能不會告訴你很多。 (3)引起條件狀語，意思是“只要” 1.While there is life there is hope.只要生命存在，就有希望。 2.While there is a way there is away.有志者事竟成。 三、While作并列連詞用，意思為“而，然而”，表對比。而but表轉(zhuǎn)折。注意用心比較體會while與but的句中用意 1.Some people waste food while others haven't enough. 有些人很費糧食，然而有些人卻吃不飽。 2.The son was ha

4、ving a good meal at home，while the parents were working in the fields. 兒子在家吃好飯而父母卻在田里辛勤勞作。 could. never I but，her helped have to ought 3.I 我本該幫她但沒能。 stings. beesweet，but the4.Honey is 蜂蜜很甜，但蜜蜂有刺蜇人。 四.while，when，as的用法區(qū)別 都譯為“當(dāng)?shù)臅r候”， 區(qū)別為： when后的從句謂語動詞既可是延續(xù)性動詞，也可是短暫性動詞，而且還可作并列連詞，譯為“這時”。 但以下句型一定用when，作并列連

5、詞： 句型A：be about to dowhen正要做這時(發(fā)生另一事) 句型B：was/were doingwhen正在這時(發(fā)生另一事) 句型C：had donewhen剛要做這時(發(fā)生另一事) 1.We were about to set out when it began to rain. 我們剛要出發(fā)天突然下雨了。 2.He had hardly sat down when his mobile rang. 他剛一坐下手機就響了。 3.I was walking along the bank of the river when I fell into it. 我正沿河岸散步突然掉進

6、水里。 while后的從句謂語動詞只能是延續(xù)性動詞，強調(diào)主從句的兩個動詞同時發(fā)生；while也可作并列連詞，表示兩個動作的對比，譯為“而”“然而”。 1.While his mother was cooking in the kitchen，the boy fell asleep in the chair. (在一個延續(xù)動作過程中發(fā)生另一個動作) as則表示兩個變化中的動作的同時性，譯為“一邊一邊”。 2.He hurried home，looking behind as he went. 他匆匆回家，邊走邊往后看。 鞏固練習(xí)： 一.改錯 1.She is fat but I am thin.

7、 2.It was raining while we arrived. 3.She sang while she walked. 4.I don't know them well，while they are my neighbors. 選擇最佳答案：.二1.She thought I was praising her child，_，in fact，I was scolding him for his bad behaviors at school. A.what B.while C.so that D.therefore 2.I do every single bit of hou

8、sework _ my husband Bob just does the dishes now and then.(2004全國卷II35) A.while B.since C.when D.as 3._ it is expected that students come university with the ability to take a good set of notes，this is not always the case. A.When B.As C.For D.While 4.We were swimming in the lake _ suddenly the storm

9、 started. A.when B.while C.until D.before 5.-You seem to have had that car for years. -Yes，it's in good condition，but I should sell it _ it still runs. A.if B.before C.because D.while 答案：一1.but改成while。因為fat與thin形成對比 2.while改成when。因為arrived為短暫動詞 3.while改成as。表示“一邊一邊” 4.While they are my neighbors，

10、I don't know them well.主句和從句顛倒位置。 二.1.選B。while并列連詞，表對比，意為，“而，但是” 2.選A.while含有對比之意，意為“然而”。 3.選D.在此句中while表示“盡管”。 4.選A。wasdoing···when···一個固定句式。 5.選D.意思為“趁著···” Although （盡管, 雖然；但是, 然而） 與though（雖然; 盡管；然而; 但是） 的用法及區(qū)別： 1.兩詞同義并可換用，但although語氣較重，通常放在句首并用于正式

11、場合。 如：I'd quite like to go out, (al)though it is a bit late. 我很想外出，雖然為時稍晚。 Although it was snowing, it was not very cold. 雖然下著雪，但并不很冷。 2.用though 時，可將強調(diào)的詞前置，但although 不能。as也有此種倒裝結(jié)構(gòu)。如： Poor though / as he is , he is happy.雖然他窮，但過得很愉快。 Child though / as she was, the actress was drawing a crowd. 盡管還

12、是個孩子，這個女演員卻引起了人們的注目。（child前無冠詞a） 3. although 引導(dǎo)從句常指事實，而though 引導(dǎo)的句子可表假設(shè)。如： Let's start as arranged though it rains tomorrow. 即使明天下雨，咱們也按預(yù)定的計劃出發(fā)吧。（假設(shè)） He was not unhappy although he had to live alone. 雖然得一個人生活，他毫無不快之感。（事實） 4.although 只用作連詞，而though 除作連詞外，還可用作副詞，常置句末，句子較長時，也置于句中。如： It's hard work, I enjoy it though. 這是苦差事，可我干得頗有樂趣。 There's no excuse, though, for hurting her feelings. 傷到她的感情一事，還是不可原諒。 5.though 可用于even though, as though 等結(jié)構(gòu)，although則不能。如： Even though I fail, I'll keep on trying. 我縱然失敗，仍會繼續(xù)嘗試下去。 You look as though (=as if ) you know each other. 看起來你們好像彼此