【正文】 而言）, on condition that（條件是……）, suppose（假設(shè)）, supposing（假設(shè)）（僅用在問句中）等詞或詞組引導(dǎo)。一般情況下當(dāng)主句是將來時的時候，從句要用一般現(xiàn)在時。As/So long as we don’t lose heart, we’ll find a way to overe the ，我們就能找到克服困難的方法。Send us a message in case you have any ，請給我們一個信兒。If you leave at 6 o’clock tomorrow morning, you’d better get to bed ，你最好現(xiàn)在就上床。We’ll let you use the room on condition that you keep it clean and ，我們可以讓你使用這個房間。As/So far as I know, he is an expert on ，他是一個DNA專家。He’ll accept the job unless the salary is too low/ if the salary is not too ，除非薪水太少/如果薪水不太少的話。Suppose/Supposing we can’t get enough food, what shall we do?假設(shè)我們弄不到足夠的食物，那我們怎么辦？7． 方式狀語從句方式狀語從句常由as（與……一樣）, as if（仿佛）, as though（仿佛）等詞引導(dǎo)：Do in Rome as the Romans 。Leave things as they 。She stood at the door as if(=as though)she were waiting for ，仿佛在等人似的。（由as if或 as though引導(dǎo)的從句中可用虛擬語氣）8． 比較狀語從句比較狀語從句常由than（比）, as（與……一樣）等詞引導(dǎo)： It rains more often in Shanghai than in 。Our country is as big as the whole of 。The result was not as/so good as I had 。The busier he is, the happier he feels.（常見句型）他越忙越開心。9． 讓步狀語從句讓步狀語從句由although（盡管）, though（盡管）, however（無論怎樣）, whatever（無論什么）, whoever（無論誰）, whomever（無論誰）, whichever（無論哪個）, whenever（無論何時）, wherever（無論哪里）, whether（是否）, no matter(who, what, where, when, etc)（無論……）, even if（即使）, even though（即使）等詞引導(dǎo)。如：We won’t be discouraged even if(=even though)we fail ten 。It was an exciting game, though / although no goals were ，盡管一個球都沒進(jìn)。(though, although不能與 but連用)Whether you believe it or not, it’s ，這是真的。However(=No matter how)expensive it may be, I’ll take ，我也要買下它。Don’t let them in, whoever(=no matter who)they ，別讓他們進(jìn)來。No matter what I say or how I say it, he always thinks I’m ，他總認(rèn)為是我錯。連詞as也可以引導(dǎo)讓步狀語從句，但從句中要用特殊語序。如：Young as he is, he knows a lot=Though he is young 或Young though he is, he….他雖然年輕，但懂得很多。(though 也有這種用法，可以替換as,但although沒有這種用法)though還可以用作副詞，放在句末。如：It was hard work。I enjoyed it, though=It was hard work, but I enjoyed ，但是我喜歡干。第五篇：when時間狀語從句講解教案狀語從句之時間狀語從句一． 概念及分類句子可以分為簡單句，并列句和復(fù)合句。復(fù)合句中從句可分為定語從句，名詞性從句和狀語從句。用來修飾謂語動詞，其他動詞，定語，狀語或整個句子的從句叫做狀語從句。狀語從句可分為：時間狀語從句、地點(diǎn)狀語從句、原因狀語從句、條件狀語從句、目的狀語從句、讓步狀語從句、比較狀語從句、方式狀語從句、結(jié)果狀語從句。DaMing is a brave is a brave boy and he always does something is a brave boy, who always does something ，時間狀語從句引導(dǎo)時間狀語從句的連接詞一般有When, while, as, before, after, since, as soon as，until/till等。When 觀察下面例句，總結(jié)其用法 he was a child he was always trying out new 。 she came into my room, I was just reading a ，我正在看書。 you writing when the teacher came in? 老師進(jìn)來的時候，你在寫信嗎？ , I was out when you called ，你打電話來的時候我出去了?？偨Y(jié)：從句表示動作可以______________也可以_________________,主句和從句的先后關(guān)系_______________________________________ When從句一般用于過去時比較多，主句無時態(tài)限制。練習(xí)Eg:When I got to the airport, the guests had ，客人們已經(jīng)離開了。 he had finished his homework, he_______(take)a short ，他休息了一會兒。 do you want a new job when you____________(get)such a good one already?你已經(jīng)找到如此好的工作，為何還想再找新的？ shall borrow the book when I _____________(finish)reading ，你可以借閱。 the manager________(e)here for a visit next week, I’ll talk with him about ，經(jīng)理來這參觀時，我會和他談?wù)劥耸?。when可以和延續(xù)性動詞連用，也可以和短暫性動詞連用 ①Why do you want a new job when you’ve got such a good one already？（get為短暫性動詞）你已經(jīng)找到如此好的工作，為何還想再找新的？② Sorry，I was out when you called me．（call為短暫性動詞）對不起，你打電話時我剛好外出了。③ Strike when the iron is hot．（is為延續(xù)性動詞，表示一種持續(xù)的狀態(tài)）趁熱打鐵。④ The students took notes when they listened．（listen為延續(xù)性動詞）學(xué)生們邊聽課邊做筆記。when從句的謂語動詞可以在主句謂語動作之前、之后或同時發(fā)生 1．從句動作在主句動作前發(fā)生① When he had finished his homework，he took a short rest．（finished先發(fā)生）當(dāng)他完成作業(yè)后，他休息了一會兒。② When I got to the airport，the guests had left．（got to后發(fā)生）當(dāng)我趕到飛機(jī)場時，客人們已經(jīng)離開了。2．從句動作和主句動作同時發(fā)生①When we were dancing，a stranger came in． 當(dāng)我們跳舞時，一位陌生人走了進(jìn)來。③ When she was making a phonecall，I was writing a letter．當(dāng)她在打電話時，我正在寫信。填空并翻譯1．_________ he es tomorrow, I shall ask where he has ．_________ he was speaking, everybody listened ．I saw her just _________ she was getting off the ．Have a good look at that man _________ you pass were about to leave ______ it began to ，when的含義是____________________,作為并列連詞 were having a meeting when someone broke were about to set off on our way when it suddenly began to rain was on the point of going to shop when the telephone had just finished his homework when someone asked him to play ：_________________________________________________________________________________________________________________________________________________________ 練習(xí): 翻譯一下句子。____________________________________________________ 。____________________________________________________ ，媽媽讓我寫作業(yè)。____________________________________________________ I lived there, I used to go to the beach on the film ended, the people went