状语从句复习(适合高中高考详细易懂).ppt

定义： 在复合句中由从句表示的状语称作状语从句，它可以用来修饰谓语（包括非谓语动词）、定语或状语，或是整个句子。 类别: 时间状语从句 地点状语从句 原因状语从句 目的状语从句 结果状语从句 条件状语从句 方式状语从句 比较状语从句 让步状语从句 1.Where there is a will, there is a way. ( ) 2. Now that/Since everybody is here, let’s begin our meeting. ( ) 3. So clever was he a student that he was able to work out all the difficult problems. ( ) 4. As long as you don’t lose heart, you’ll succeed. ( ) 5. Try as he might, he could not find a job. ( ) 6. The old lady treats the boy as if he were his own son. ( ) 地点 原因 结果 条件 让步 方式 用when, while或as 填空: __________________ we were talking, Mr. Smiths came in. _______ they came home, I was cooking dinner. I was about to go to bed _______ I heard someone knock at t the door. 4. ________ we were watching TV, he was studying. 5. He is fat _______ his brother is thin. 6. ______ she sang, tears ran down her face. While/ As/ When When when While while As Conclusion A: 从句为”当……的时候”，从句谓语为延续性动词，主句谓语为终止性动词，三者可通用。 B: 当从句的谓语动词为终止性动词，只能用when；表示”正在那时”, 也只能用when。 C: 从句和主句的谓语动词都为延续性动词时，只能用while；while还可作并列连词，表示“而”. D: 当强调主句和从句的动作同点发生时，只能用as，译为“一边……一边……；随着……” Before 与 after Finish your homework ________ you go out to play. He had left the town the day ________ she arrived. He had walked three days ________ he found water. It was not long _________ he left his hometown. I played football _______ I (had) finished my homework Please tell her I’ll come _______ I do some shopping. It will not be long ________ we meat each other again. after after Conclusion 1. Before引导的从句是过去式, 主句是过去时或过去完成时；而after主句为过去时，从句可用一般过去时代替过去完成时。 2. Before与after 还可作介词，后接名词或-ing形式。 Before finding water, he had walked three days. After finishing my homework, I played football. before before before before before “才” till 与 until 1. He lived with his parents __________ he graduated from college. 2. The children won’t come home __________ it’s dark. 3. ______ you told me I had no idea of it. 4. Not ______ he told me did I know th