【正文】 ,do as the Romans You must do ______ I told (D)The students must do ______ the teacher told (A)十一、比較狀語從句比較狀語從句由as?as, not as(so)?as, than, the+比較級(jí),the+比較級(jí)引導(dǎo) He swims as well as you.(do)He doesn39。 t give up , I won39。t study hard,(so)that he failed the ?to, enough?to 可以引導(dǎo)結(jié)果狀語從句與so?that 替換,so?that結(jié)構(gòu)可以用too?to替換必須具備兩個(gè)條件,一是主句和結(jié)果狀語從句的主語必須一致,二是從句中的謂語部分必須含有can(could) is young that she can’t go to is too young to go to isn39。t invited)Eat less food unless you want to bee fatter.=(if you don’t want to bee better)As long as you are not afraid of difficulties, you are sure to long as you don39。 t said we would miss the train if we didn39。ll sit never to the front so we can hear studied hard so that he might 39。 t go to the 、because 和so不可連用,只能選其一.（另有although, but）Why didn39。 t leave till/until she came ）since: 主句用完成時(shí),從句用一般過去時(shí), is two years since I have studied have known each other since we were have been friends(ever since)since we met at is ??(一段時(shí)間)+since+ is two years since my sister married.??(一段時(shí)間)have/has passed since +一般過去時(shí)態(tài)句子 Two sisters have/has passed since my sister +時(shí)間點(diǎn) have been at home since three o39。____________________________________________________ ，媽媽讓我寫作業(yè)。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。2．從句動(dòng)作和主句動(dòng)作同時(shí)發(fā)生①When we were dancing，a stranger came in． 當(dāng)我們跳舞時(shí)，一位陌生人走了進(jìn)來。when從句的謂語動(dòng)詞可以在主句謂語動(dòng)作之前、之后或同時(shí)發(fā)生 1．從句動(dòng)作在主句動(dòng)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(huì)兒。③ Strike when 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。 the manager________(e)here for a visit next week, I’ll talk with him about ，經(jīng)理來這參觀時(shí)，我會(huì)和他談?wù)劥耸隆?he had finished his homework, he_______(take)a short ，他休息了一會(huì)兒?？偨Y(jié)：從句表示動(dòng)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(shí)比較多，主句無時(shí)態(tài)限制。 she came into my room, I was just reading a ，我正在看書。DaMing is a brave is a brave boy and he always does something is a brave boy, who always does something ，時(shí)間狀語從句引導(dǎo)時(shí)間狀語從句的連接詞一般有When, while, as, before, after, since, as soon as，until/till等。用來修飾謂語動(dòng)詞，其他動(dòng)詞，定語，狀語或整個(gè)句子的從句叫做狀語從句。第二篇：when時(shí)間狀語從句講解教案狀語從句之時(shí)間狀語從句一． 概念及分類句子可以分為簡(jiǎn)單句，并列句和復(fù)合句。had slipping。was slipped。The game will be held unless it I were you, I would not be so ，我不會(huì)那么笨的。（一）時(shí)間狀語從句中的連接詞：When / while / asafter / before / sinceAs soon astill（不可用于句首）/ until By the time（解釋以上連接詞的意思）（二）時(shí)間狀語從句中的時(shí)態(tài)： begin to know something when you think you know president laughed as he the end of this year, it will be four months since they joined the went home after we had finished the father had left for Canada before the letter ：主句從句現(xiàn)在時(shí)現(xiàn)在時(shí)/過去時(shí)將來時(shí)現(xiàn)在時(shí)/過去時(shí)過去時(shí)過去時(shí)提問：為什么有些動(dòng)作會(huì)用進(jìn)行時(shí)/完成時(shí)表示？ 觀察下列句子中的動(dòng)詞：While my mom was reading the newspaper, I was watching my mom came in, I was watching mom was reading the newspaper while I came left the office after he(had)finished the writer had written many unknown books before he got famous overnight.（三）條件狀語從句的連接詞和時(shí)態(tài)：Unlessif時(shí)態(tài)一致性：主句