时间状语从句课件高考英语复习.pptx

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1、状语从句之状语从句之时间状语从句时间状语从句the Adverbial Clauses of TimeBrainstormBrainstorm1. Naturally, our grandparents were pleased to get our phone call.2. We worked hard, from sunrise to sunset.3. To help my disabled aunt, I spend an hour working in her house every day.4. Seen from a distance, the farmhouse looked

2、 deserted.5. I know how to light a camp firebecause I had done it before.(副词副词)(介词状短语介词状短语)(不定式不定式)(过去分词过去分词)(原因状语从句原因状语从句) sentence constitue (句子成分句子成分)?adverbial:修饰动词、形容词、副词或整个句子，修饰动词、形容词、副词或整个句子，说明动作或状态特征的句子成分，叫做状语。说明动作或状态特征的句子成分，叫做状语。the Adverbial Clause 状语从句状语从句 引导词引导词+句子句子 作状语作状语 时间状语从句时间状语从句状

3、语从句状语从句地点状语从句地点状语从句原因状语从句原因状语从句 条件状语从句条件状语从句让步状语从句让步状语从句结果状语从句结果状语从句目的状语从句目的状语从句方式状语从句方式状语从句 比较状语从句比较状语从句时间状语从句时间状语从句常用引导词：常用引导词： when, while, as, before, after, since, by the time, till/ until, notuntil, as soon as特殊引导词：特殊引导词： the moment, the minute, the second, the instant, immediately, directly,

4、instantly, hardly/ scarcelywhen, no soonerthan every time, each time, next time, the first/ last time1. when/ while/ as 用法区别用法区别2. before, since 特殊句型特殊句型3. 一就连词句型一就连词句型 when “当当.时候时候” 表示从句动作和主句动表示从句动作和主句动作同时发生，或先于主句动作。从句中的谓语作同时发生，或先于主句动作。从句中的谓语动词可以是延续性动词，也可以是瞬间动词。动词可以是延续性动词，也可以是瞬间动词。可以指时间点也可以指时间段。可以

5、指时间点也可以指时间段。 while“当当.时候，在时候，在.期间期间” 侧重从句动侧重从句动作与主句动作同时发生。从句中的谓语动词必作与主句动作同时发生。从句中的谓语动词必须是须是延续性动词延续性动词，只表示时间段。只表示时间段。 as “当当.时候，时候，一边一边一边一边.，随着，随着” 强调强调从句动作与主句动作同时发生。从句中的谓语从句动作与主句动作同时发生。从句中的谓语动词可以是延续性动词，也可以是瞬间动词。动词可以是延续性动词，也可以是瞬间动词。 when, while, as 用法区别用法区别 before 特殊句型特殊句型肯定句：肯定句：“要过多久才要过多久才” It will

6、 be + 段段时间时间 + before从句从句 (do/ does) It will be half a year before he leaves the country.It was + 段段时间时间 + before从句从句 (did) It was long before they met again.否定句：否定句：“用不了多久就会用不了多久就会”It will not be + 段时间段时间 + before从句从句 (do/ does) It wont be long before you regret for what youve done.It was not + 段时间

7、段时间 + before从句从句 (did) It wasnt be long before they came back. before 特殊句型特殊句型 since 特殊句型特殊句型 “自从自从.多长时间了多长时间了”It is/ has been+段时间段时间+since从句从句 (did)It was+段时间段时间+since从句从句 (had done) It is three years since she was in the army. It was ten years since Tom had graduated from Beijing University. 一一就连词

8、句型就连词句型 the moment, the minute, the second, the instant, immediately, directly, instantly, hardly/ scarcelywhen, no soonerthan 可引导时间状语从句，相当于可引导时间状语从句，相当于as soon as之意。之意。找出句中的引导词找出句中的引导词1. The students were quiet as soon as the teacher came in.2. She had no sooner got there than she called me up. =No

9、 sooner had she got there than she called me up. 3. Directly you feel any pains, you must go to see the doctor.4. The moment he saw her, he fell in love with her.hardly/ scarcely.when., no sooner.than.(1) 从句用从句用 did，主句用，主句用 had done。(2) 如果把如果把 hardly, scarcely, no sooner 置于句首，主句必须部分置于句首，主句必须部分倒装。倒装。

10、 I had hardly got home when it began to rain. Hardly had I got home when it began to rain.主句主句从句从句attentionSummary选词填空选词填空(when, since, immediately, before)：1. It was some time _ we realized the truth. 2. Peter was so excited _ he received an invitation from his friend to visit Chongqing. 3. The boy burst into laughter _ he saw his mother. 4. It is about ten years _ I met you last.whensinceimmediatelybefore Homework Write a short article including adverbials as many as possible. Finish the exercises about grammar in your book.