状语从句精品课件资料.ppt

* （二） Step 1. Revision 引导时间状语从句的引导词常有： (1)when, while, as (2) before, since (3) till, until (4) every/each time, the first time, the moment, the minute, the instant…(名词连词化） (5) as soon as, no sooner…than, hardly…when… 2、地点状语从句: 通常由连词where和wherever等引导。 e.g. (1)Go back where you came from. (2)Where there is a will, there is a way. (3)Wherever you go, you must write to your parents. (4) You are free to go wherever you like. 注意：不要和where引导的定语从句相混淆 e.g.(1) You’d better make a mark where you have any questions. (2) You’d better make a mark at the place where you have any questions. 你最好在有问题的地方做个标记。 状语从句 定语从句 3、原因状语从句: 通常由连词：because, as, since, now that, 等引导。 e.g.(1)He didn’t come because he was ill. (2)Since you are here, you must do it. You needn’t go with me, as you are busy. As I was afraid, I hid myself. since：表示“既然”，语气比because弱。 Since you are here, you must do it. as：表示“因为”语气比because轻，引 导从句可放主句前也可放主句后。 You needn’t go with me, as you are busy. As I was afraid, I hid myself. now that意思与since相似，表示“既然”。 Now that you are in High School, you will probably spend more in reading. Now that all the guests have arrived, let’s have our dinner. for也表示“因为”，但是并列连词，它连接的不是状语从句，语气比较强。For引导从句不说明主句发生的直接原因，只是提供一些补充说明，且不位于句首． It must be morning,for the birds are singing. seeing (that)(鉴于)； considering (that)(考虑到) 和 in that (因为) Seeing that the weather is bad , we’ll stay at home. I like the city, but I like the country better in that I have more friends in the country. 4、目的状语从句: 通常由in order that, so that, lest(以免，以防）, in case（以防、免得），for fear that(以免）等引导： He got up early in order that he could catch the early bus. She married him so that she might tend and comfort him. I explained again and again in case he should misunderstand me. lest ，in case, for fear that后面常用虚拟语气，也就是说其引导的状语从句常用“(should) + 动词原形”。例如： I hid the book lest (=for fear that) he should see it. ※ in order that, so that引导目的状语从句中谓语动词常含有may (might), can (could) , wi