备战2025年中考英语考试易错题(广东专用)易错点14状语从句(学生版+教师版)

易错点14 状语从句 什么是状语从句？ 在复合句中，做状语成分的从句叫状语从句。 常见的状语从句可分为：时间、条件、地点、原因、方式、让步、比较、结果、目的等从句，由不同的引导词引导。 时间状语从句 引导词 用法 例句 when when引导的时间状语从句中既可接延续性动词，也可接非延续性动词 They were talking happily when I walked past the door.当我从门前走过，他们正在开心地聊天。 while while强调主句和从句动作同时发生，所引导的时间状语从句只能用延续性动词，多用进行时态。 My mother was cooking while I was doing my homework. 当妈妈在做饭的时候，我在做作业。 not … until 主句的谓语动词为非延续性动词，主句要用否定式，从句用肯定式。 The bus won’t start until everybody gets on. 公共汽车直到每个人都上车才会发动。 since 主句谓语动词一般用现在完成时，从句谓语动词一般用一般过去时。 Five yeas has passed since we saw each other last time. 距离我们上次见面已经五年过去了。 before before 引导的从句表示主句的动作发生在从句动作之前。 We turned off the light before we left. 我们在离开前关了灯。 after after 引导的从句表示主句的动作发生在从句动作之后。 He went to bed after he finished his work. 他做完工作后就去睡觉了。 as soon as 若主句为一般将来时，从句常用一般现在时表将来。 I will tell him the news as soon as I see him. 我一看见他，就会告诉他这个消息。 1．（23-24九年级上·广东茂名·期中）_____ John was watching TV, his mother was cooking. A．Before B．As soon as C．While D．Since 【答案】C 【详解】句意：当John正在看电视的时候，他的妈妈在做饭。 考查连词辨析。before在……之前；as soon as一……就；while当；since自从。根据“John was watching TV, his mother was cooking.”可知此处表示两个动作同时进行，用while引导时间状语从句。故选C。 2．（2024九年级下·广东·专题练习）Before you get off the bus, you should wait _____ it has stopped. A．until B．but C．because 【答案】A 【详解】句意：你应该等车停了再下车。 考查连词辨析。until直到；but但是；because因为。根据“Before you get off the bus, you should wait ... it has stopped.”可知，你应该等直到车完全停好才下，用until引导时间状语从句。故选A。 3．（2024九年级下·广东·专题练习）According to the latest rules, everyone must have their temperature taken _____ they enter the school. A．before B．though C．after 【答案】A 【详解】句意：根据最新规定，每个人在进入学校前必须测量体温。 考查连词辨析。before在……之前；though尽管；after在……之后。根据“everyone must have their temperature taken...they enter the school.”结合常识可知，量体温是在进入学校之前。故选A。 4．（24-25九年级上·上海浦东新·阶段练习）Mr. White has collected more than sixty Chinese paintings _____ he came to Shanghai five years ago. A．since B．when C．before D．until 【答案】A 【详解】句意：怀特先生自五年前来到上海以来，已经收藏了六十多幅中国画。 考查连词辨析。since自从；when当……时候；before在……之前；until直到……为止。根据“Mr. White has collected...he came to Shanghai five years ago”可知，主句是现在完成时，表示从过去持续到现在的动作，用since引导时间状语从句。故选A。 5．（24-25九年级上·四川成都·阶段练习）—Did you catch the early bus this morning —Yes. The bus started to ... ...