.
1. I was so familiar with him that I recognized his voice ______ I picked up the phone. A. 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? A. when B. until C. before D. since
2. 地点状语从句
地点状语从句用连接副词 where或 wherever (在任何地方) 引导。 e.g. a. Just stay where you are.
b. Wherever you go, I’ll be right here waiting for you.
When he reads a book, his habit is to make a mark _______ the meaning is unclear to him. A. there B. wherever C. the place D. in which 2. If you are travelling ______ the customs are totally different from your own, you may feel a cultural shock. A. in the place B. which C. in which D. where
不可出现在句首。
Jenny was very sad over the loss of the photos she had shot at Canada, ______ this was a memory she especially treasured. A. as B. if C. when D. where 2. Some people believe that ______ oil is running out, the fate of the motor industry is uncertain. A. / B. though C. for D. since
3. ______ the day went on, the weather got worse. A. With B. since C. As D. While 4. He was halfway through his meal ____ a familiar voice came to his ears. A. why B. where C. when D. while 5. Hardly ______ into the village ______ it began to rain. A. we had got; when B. we got; than C. had we got; when D. did we get; than
9. 比较状语从句
1. 时间状语从句
1) 常用连词如下：as,
when, while, till / until, not …till / until, before, since, after等。
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。
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
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.
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……”。
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
状语从句
What are “ Adverbial Clauses”?
在主从复合句中修饰主语中的 动词、 形容词、副词等的从句叫做 “状语从句”。分类如下：
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
状语从句
8. 方式状语从句
1.
3. 原因状语从句
原因状语从句表示主句中的某一动作 或状态所发生的原因。引导这种从句 常用的连接词是：because, since, as, for, now that 及 considering等。 e.g. He didn’t come to school because he was ill. 表示“直接”原因。 c.f. He might be ill, for he didn’t come to school. 表示“间接的推断”原因.