高考英语语法专题精讲精练状语从句.doc

语法专题三：状语从句 1. 状语从句的类型 1) 时间状语从句：引导词有when：表示主句和从句的动作同时或先后发生hile：常延续性动词或状态while也可表转折。as soon as： 表示从句的动作一发生，主句的动作马上就发生。hardly / scarcely … when；no sooner … than：表示“还没来得及……就；刚……就”。 directly, immediately, instantly：副词当连词用，表示“一……就”。 the moment, the minute, the second：充当连词，等于when / as soon as。 each time, every time, next time, by the time等也可以引导时间状语从句。ince：引导的时间状语从句，主句常用现在完成时，从句常用一般过去时。常用句型：It is + 段时间 + since从句，“自从……有多长时间了”。ntil：常与not连用，表示“直才”；Not until置于句首时，主句要部分倒装；在It is / was…that / who…强调结构中，须连在一起。 2) 让步状语从句：although, though, even if, even though, as等。 3) 原因状语从句：ecause：常用于回答why, 语气最强；强调原因，常与just, only等起强调作用的副词连用；可引导表语从句。 for：是个并列连词，一般不放在句首，常表示一种推测或解释，或用作附加说明，语气弱。 as, since：常译为“既然、由于”，表示十分明显的原因，语气较弱。 now that：表示“既然”的意思。 4) 地点状语从句：where, wherever等5) 目的状语从句：that, so that, in order that等。目的状语从句的谓语动词常与情态动词连用，否则可能是结果状语从句。不可置于句首。目的状语从句还可以用动词不定式来替换。 6 结果状语从句：that, so that, so … that, such … that …等。 7 方式状语从句：由as, as if(though)等引导。 8 比较状语从句：由than, as等引导。 9 条件状语从句：由if, unless, so (as) long as, in case, once, a far as, on condition that等引导。 疑问词 + ever和no matter + 疑问词的区别疑问词 + ever可引导名词性从句让步状语从句no matter + 疑问词只能引导让步状语从句。1.______ you’ve tried it, you can’t imagine how pleasant it is. A. Unless???????? B. Because??????????? C. Although?????????? D. When 2. He left in ______ a hurry ______ he forgot his key. A. such, that B. so, that C. the same, as D. such, as 3. He has loved me ______ I were his son. A. because B. as C. if D. as though 4. I don’t think I’ll need any money but I’ll bring some ______. A. as last??????? B. in case???????? C. once again??????? D. in time 5. Someone called me up in the middle of the night, but they hung up ______ I could answer. A. as?????????? B. since???????? C. before??????? D. until 6. We must do it well, ______there are a lot of difficulties. A. as if??? B. as though??? C. even though??? D. even as 7. ______ has taken part in the Athens Olympic Games is worth praising no m