高中英语状语从句课件讲义.ppt

even though和 though even though (= even if) 引导的从句指把握不大或假设的事情，意为“即使”、“纵然”； Most of us ignore the food advice, even if/ even though we know it to be true. 状语从句  状语从句 1. 时间状语从句 2. 地点状语从句 3. 原因状语从句 4. 条件状语从句 5. 让步状语从句 6. 目的状语从句 7. 结果状语从句 8. 方式状语从句 9. 比较状语从句 1) 常用连词如下：as, when, while, till / until, not …till / until, before, since, after等。 1. 时间状语从句 e.g. I won’t know where he is until I get a letter from him. Till 只能用于肯定句中，until既可以用于肯定句，也可以用于否定句。 It’s/will be +一段时间 before+一般现在时 表示过了多久才 It’s/will （not) be +一段时间 before+一般现在时 表示没过多久就 it ’s been+一段时间 since +一般过去时 It will be a long time before we meet again. It has been 20 years since we first saw each other. 2) 一些表示时间的名词词组也可引导时间状语从句。如：the moment, the minute, （一…就）next time（下次）, every/each time （每次）。 e.g. The moment he comes, I will tell him. 3).介词也可以引导状语从句。如since, before, after。 I would like to invite you to do several exercise before coming to our key points. 4) as soon as, immediately, directly, instantly 等副词也可引导状语从句。表示“一……就……”。 As soon as I reach home, I will tell him the news. 5) a. hardly … when b. scarcely … when / before c. no sooner … than 都相当于as soon as，用以引导时间状语从句。注意：当 hardly, scarcely及no sooner位于句首时,从句中的主谓要倒装。 e.g. No sooner had she gone than it happened . 1. I was so familiar with him that I recognized his voice ______ I picked up the phone. while B. after C. In case D. the minute 2. How long do you think it will take _______ our product becomes popular with the consumers? when B. until C. before D. since 3. ______ the day went on, the weather got worse. With B. since C. As D. While 4. He was halfway through his meal ____ a familiar voice came to his ears. why B. where C. when D. while 5. Hardly ______ into the village ______ it began to rain. we had got; when B. we got; than C. had we got; when D. did we get; than 2