as soon as从句主句-2025-2026学年八年级英语下册句型全解（沪外版）

初二下册沪外版 【寒假专版】A版句型全解 寒假专版 【A版句型全解】as soon as 初中·沪外版·初二下册 基本结构 句型结构：as soon as+从句，主句 as soon as引导时间状语从句，表示”一…就”，主句常用一般将来时，从句用一般现在 时表将来（即”主将从现）：若主从句描述的是过去发生的动作，主从句均用一般过去时。 例句展示： I will call you as soon as I arrive in Beijing.(我一到北京就给你打电话) She started cooking as soon as she got home yesterday..(昨天她一到家就开始做饭) 句型精讲（核心考法） 考法1：主从句时态一致（中考核心考点） 规则+例句对比 规则1：主句为一般将来时(w+动词原形)，从句用一般现在时表将来（主将从现） 例句：I will call you as soon as I arrive home.(我一到家就给你打电话。) 规则2：主句为一般过去时，从句也用一般过去时（主过从过） 例句：She started cooking as soon as she got back from work.(她一下班回来就开始做饭。) 真题再现(2024沪外版初二下册单元测试) We (go)to the park as soon as the rain(stop). 答案：will go;stops 解析：主句表将来，用willgo:从句用一般现在时表将来，主语therain为第三人称单数，stop变stops。. 真题再现（2023上海中考改编) 初二下册沪外版 【寒假专版】 A版句型全解 He (tell)me the news as soon as he (hear)it yesterday. 答案：told;heard 解析：句中yesterday提示时态为一般过去时，主从句均用过去式，tell变told,hear变heard。 考法2：省略主语的情况 规则+例句对比 规则：当主从句主语一致，且从句谓语含be动词时，可省略从句主语和be动词（保留as soon as+分词/形容词/介词短语) 例句1：原句As soon as she was free,she began to read. 省略句：As soon as free,she began to read.(她一有空就开始看书。) 例句2：原句As soon as I am in Beijing,I will visit the Great Wall. 省略句：As soon as in Beijing,I will visit the Great Wall..(我一到北京就去参观长城。) 真题再现(2024沪外版教材同步练习) As soon as he (finish)he work,he will have a rest.(提示：从句主语与主句一致且含be 动词时可省略) 答案：finishes 解析：此处主从句主语一致但从句谓语为实义动词fish,无需省略，用一般现在时表将来， 主语he为第三人称单数，finish变finishes。 考法3：与其他时间状语从句的转换 规则+例句转换 规则：as soon as可与'the minute/moment/instant+从句或'on+动名词，转换，均表示，一 …就” 例句1：原句As soon as I saw her,I recognized her. 转换句：The minute I saw her,,I recognized her.(我一看见她就认出了她。) 例句2：原句As soon as he arrived,he called his mother.. 初二下册沪外版 【寒假专版】 A版句型全解 转换句：On arriving,he called his mother.(他一到就给妈妈打了电话。) 真题再现(2023江苏苏州中考改编) As soon as she got the message,she rushed out.(改为同义句) she got the message,she rushed out. 答案：The minute 解析：the minute与as soon as同义，均可引导时间状语从句表示”一…就”。 考法4：主句主语为t时的用法 规则+例句说明 规则：当主句真正主语为不定式或从句时，常用it作形式主语，结构为It+谓语+as soon as+从句 例句：It will be too late as soon as we arrive..(我们一到就会太晚了。)（真正主语为不定式短 语to arrive,.用it作形式主语) 真题再现(2024沪外版初二下册期末测试) 代 (be)better as soon as we (start)early tomorrow 答案：will be;start 解析：主句用it作形式主语表将来，用will be;从句用一般现在时表将来，主语we为复数， start用原形。 句型综合训练 训练1：单项选择（考察as soon as主从句时态） 1.I(call)you as soon as I(reach)the station tomorrow. A.call;reach B.will call;reach C.called;reached D.will call;will reach 3 初二下册沪外版 【寒假专版】A版句型全解 2.He_(start)to do homework as soon as he_(get)home yesterday. A.starts,gets B.will start;gets C.started;got D.started,will get 3.As soon as she(finish)her breakfast,she-(leave)for school. A.finishes:will leave B.finished;left C.will finish;leaves D.finishes;leaves 4.It_(be)late as soon as we_(arrive)there. A.is;arrive B.will be;arrive C.was;arrived D.will be;will arrive 5.They(go)hiking as soon as the rain _(stop)last Sunday. A.go;stops B.will go;stops C.went;stopped D.went;will stop 训练2：同义句转换（考察as soon as同义转换） 1.As soon as I saw the movie star,I took out my phone to take photos. -I saw the movie star,I took out my phone to take photos. 2.As soon as the bell rang,the students rushed out of the classroom. the bell rang,the students rushed out of the classroom. 3.As soon as he finished his work,he went to the gym. his work,he went to the gym. 4.As soon as we got to the airport,we checked in immediately. -we got to the airport,we checked in immediately. 5.As soon as she heard the good news,she cried with joy. the good news,she cried with joy. 训练3：完成句子（考察as soon as时态及用法） 初二下册沪外版 【寒假专版】A版句型全解 1.她一到家就会给我发消息。 She_me a message as soon as shehome. 2.昨天我一看见他就认出了他。 I him as soon as I him yesterday. 3.雨一停，我们就去野餐。 -We for a picnic as soon as the rain_. 4.他一有空就会帮助妈妈做家务。 -He_his mother with housework as soon as hefree. 5.我一到上海就会给你打电话。 I you as soon as I in Shanghai 训练4：写作高级句式（考察as soon as应用） 1.一完成作业，我就去公园散步。 -As soon as I my homework,I for a walk in the park. 2.他一听到这个消息就迫不及待地告诉了他的父母。 -As soon as he-the news,he-to tell his parents. 3.我们一到达山顶就开始拍照。 As soon as we the top of the mountain,we_taking photos. 4.她一有空就会去图书馆看书。 -As soon as she free,she_to the library to read books. 参考答案 I.训练1：单项选择 1.B2.C3.A4.B5.C Ⅱ.训练2：同义句转换 1.The minute 2.The moment 3.On finishing 4.The instant 5.On hearing L训练3：完成句子 1.will send,arrives 2.recognized;saw 3.will go;stops 4.willhelp;is 5.will call;arrive V.训练4：写作高级句式 5 初二下册沪外版 【寒假专版】A版句型全解 1.finish;will go 2.heard;couldn't wait 3.reached;started 4.is;will go 6