Unit 7 Be a Better Learner 单元语法（形容词后缀-al、时间状语从句）-2025-2026学年八年级英语下册单元重难点易错题精练（仁爱科普版）

Unit 7 Be a Better Learner 形容词后缀-al、时间状语从句 时间状语从句 在句中作状语的从句叫作状语从句，修饰谓语、定语、状语或整个句子（考点：引导状从的连词） 连词（词组） 意思 用法 when 当……时 ①引导的从句谓语既可用延续性动词也可用非延续性动词 ②从句的动作与主句动作可同时发生也可先后发生 Judy was having dinner when I saw her. while 当……时/而 ①强调主句和从句的动作同时发生/ 对比转折 ②从句谓语动词必须是延续性动词或表示状态的动词 Tom is playing the piano while Jerry is dancing. / The weather was fine while we were in Xiamen. until/ till （till 不可放句首） 直到…… 当主句为肯定句，意为“直到……为止”； 当主句为否定句，结构为“not...until”，意为“直到……才……” I’ll wait until/till the concert is over. / I didn’t go to bed until I finished my homework. before 在……之前 有时译为“……之后才……”；“没来得及……就……” I have to go home before it gets dark. as soon as 一……就…… 从句的动作发生后主句的动作也随之发生（主将从现/主过从过） As soon as I get to Beijing, I will call you. / As soon as Bob got home, he drank some orange juice. 后缀 -al 是一个常见的形容词后缀，通常加在名词后，构成形容词，表示“具有……性质的”或“与……相关的”。掌握该后缀有助于快速扩大词汇量。 核心规则 示例 例句与翻译 直接加 -al education → educational (教育的) nation → national (国家的) This is an educational game. 这是一个教育类游戏。 以 -e 结尾的名词，去 e 加 -al culture → cultural (文化的) nature → natural (自然的) We should respect cultural differences. 我们应该尊重文化差异。 特殊形式或词性变化 music → musical (音乐的) person → personal (个人的) She has great musical talent. 她很有音乐天赋。 一、单项选择(本大题共30小题，每小题2分，共60分) 1．In a traditional Chinese family, we can’t start to eat ________ everyone sits down. A．when B．as C．after D．until 2．Yesterday, we were playing football after school ________ the heavy rain suddenly started. A．until B．while C．when D．before 3．Jenny and Jane were talking in the living room ________ I was listening to music. A．while B．until C．if 4．We ________ see any flowers ________ May or June. A．too; to B．won’t; until C．are; until D．not; until 5．—When can we leave for home together? —We have to wait ________ Zhang Wei finishes cleaning the classroom. A．as B．until C．while D．yet 6．You never know what you can do ________ you try. A．if B．until C．because D．after 7．—When will the new library open to the public (公众)? —It won’t open ______ next Monday. A．after B．since C．until D．before 8．The museum has been very popular ________ it opened last month. A．when B．because C．since 9．Since we talked about our misunderstanding, we ________ better than before. A．get on B．got on C．have got on D．will get on 10．Sarah has read The Adventures of Pinocchio ________ she was a child. She thinks it’s so interesting. A．for B．since C．before 11．We need to finish our homework ________ we go to bed. A．before B．after C．when 12．We need to take action to save every drop of water ________ it is too late. A．before B．as C．after D．until 13．I can play basketball ________ I finish my homework. A．because B．so C．before D．after 14．—What do you usually do ________ you finish your homework? —I usually go out for a walk with my parents or read the books that I like. A．since B．after C．until D．while 15．I was walking in the park ________ suddenly the storm started. A．when B．while C．before D．if 16．—I’m so hungry. May I start having the meal now? —I’m afraid you can’t, dear. Please wait ________ everyone is ready. A．until B．because C．after D．when 17．My sister was reading a book ________ I was watching TV. A．while B．when C．as D．during 18．I was doing my homework ________ my father was reading newspapers. A．how B．while C．if D．after 19．Maria watered the flowers ________ she was singing a song. This made gardening time joyful. A．before B．after C．while D．until 20．He is not a perfect child. He sometimes talks back ________ his parents talk with him. A．if B．before C．when D．until 21．—What’s your plan for the summer holidays? —I’ll visit Tianzhu Mountain ________ the school term ends. A．whether B．so that C．as soon as D．even though 22．—When will you go to grandma’s? —I’ll see her ________I get off the plane. I really miss her. A．as long as B．as soon as C．as well as D．as far as 23．—Mark was playing computer games noisily ________ I was studying for my final exam, Mom. —I will tell him not to do that again. A．although B．when C．while D．but 24．We ________ able to sing this English song perfectly after we practice it several times. A．are B．were C．will be D．have been 25．I have made many new friends in our school since I ________ the Drama Club. A．join B．joined C．joining D．will join 26．—How long have you been in Qiqihar? —________ my father came here to work five years ago. A．When B．While C．Since D．Although 27．I didn’t go to bed ________ I finished my homework last night. A．until B．yet C．or D．when 28．—Did you remember to return the E-dictionary you borrowed from Linda? —Yes. I gave it to her ________ I met her. A．suddenly B．while C．once D．the moment 29．________ I was doing my homework, my mother was washing clothes. A．While B．Although C．Since 30．We don’t know the love of our parents ________ we become parents ourselves one day. A．until B．since C．after D．before 二、单词拼写(本大题共10小题，每小题2分，共20分) 31．Please leave us alone. We have something (person) to talk about. 32．In difficult times, there are (nation) heroes (英雄) to bring people hope. 33．My trip to the UK is (education). 34．When the teacher came into the classroom, we (have) a heated discussion about the project. 35．When something (worry) you, don’t be sad. Come to me, and I will help you. 36．I was so tired that I fell asleep while I (watch) TV last night. 37．—My sister had bad luck and broke her leg while (play) soccer. —I’m sorry to hear that. 38．He was very happy after he (win) the basketball game. 39．While Jack was talking with father, his mother (come). 40．I (return) it to the library as soon as I finish reading Little Women. 三、完成句子(本大题共10小题，每小题2分，共20分) 41．After I come back from school, I always do my homework first.(改为同义句) I always do my homework first come back from school. 42．他直到午夜才入睡。 He did fall asleep midnight. 43．I realized it was late after my mom called me. (保持句意基本不变) I it was late my mom called me. 44．The bell rang. The students ran out of the classroom.  (用when合并成一句) 45．自从我加入了运动社团，我交了很多朋友。 I have made many friends I joined the sports club. 46．在雨季开始前，我们必须找到新水源。 , we must find a new water source. 47．随着青少年的成长，他们的身体也变得越来越强壮。 teenagers , their bodies become stronger and stronger. 48．直到迈克告诉我们真相，我们才知道这件事。 We know anything about it Mike told us the truth. 49．女孩向警察道谢后才离开。 The girl leave she said thanks to the policeman. 50．直到今天早上看报纸，我才知道这个故事。 I the story I read the newspaper this morning. 试卷第1页，共3页 试卷第1页，共3页 学科网（北京）股份有限公司 $ Unit 7 Be a Better Learner 形容词后缀-al、时间状语从句 时间状语从句 在句中作状语的从句叫作状语从句，修饰谓语、定语、状语或整个句子（考点：引导状从的连词） 连词（词组） 意思 用法 when 当……时 ①引导的从句谓语既可用延续性动词也可用非延续性动词 ②从句的动作与主句动作可同时发生也可先后发生 Judy was having dinner when I saw her. while 当……时/而 ①强调主句和从句的动作同时发生/ 对比转折 ②从句谓语动词必须是延续性动词或表示状态的动词 Tom is playing the piano while Jerry is dancing. / The weather was fine while we were in Xiamen. until/ till （till 不可放句首） 直到…… 当主句为肯定句，意为“直到……为止”； 当主句为否定句，结构为“not...until”，意为“直到……才……” I’ll wait until/till the concert is over. / I didn’t go to bed until I finished my homework. before 在……之前 有时译为“……之后才……”；“没来得及……就……” I have to go home before it gets dark. as soon as 一……就…… 从句的动作发生后主句的动作也随之发生（主将从现/主过从过） As soon as I get to Beijing, I will call you. / As soon as Bob got home, he drank some orange juice. 后缀 -al 是一个常见的形容词后缀，通常加在名词后，构成形容词，表示“具有……性质的”或“与……相关的”。掌握该后缀有助于快速扩大词汇量。 核心规则 示例 例句与翻译 直接加 -al education → educational (教育的) nation → national (国家的) This is an educational game. 这是一个教育类游戏。 以 -e 结尾的名词，去 e 加 -al culture → cultural (文化的) nature → natural (自然的) We should respect cultural differences. 我们应该尊重文化差异。 特殊形式或词性变化 music → musical (音乐的) person → personal (个人的) She has great musical talent. 她很有音乐天赋。 一、单项选择(本大题共30小题，每小题2分，共60分) 1．In a traditional Chinese family, we can’t start to eat ________ everyone sits down. A．when B．as C．after D．until 【答案】D 【详解】句意：在传统的中国家庭中，直到每个人都坐下我们才能开始吃饭。 考查连词辨析。when当……时；as当……时，因为；after在……之后；until直到。根据“we can’t start to eat…everyone sits down”可知，此处指直到每个人都坐下我们才能开始吃饭，用until，not...until...“直到……才……”。故选D。 2．Yesterday, we were playing football after school ________ the heavy rain suddenly started. A．until B．while C．when D．before 【答案】C 【详解】句意：昨天放学后，我们正在踢足球时，大雨突然开始。 考查从属连词辨析。until直到；while当……时，强调同时进行；when当……时，强调突然发生；before在……之前。主句“were playing”使用过去进行时表示过去正在进行的动作，从句“suddenly started”为一般过去时表示一个瞬间发生的动作，需用when连接表示“正在……时突然……”。故选C。 3．Jenny and Jane were talking in the living room ________ I was listening to music. A．while B．until C．if 【答案】A 【详解】句意：——我在听音乐的时候，珍妮和简正在客厅里聊天。 考查连词辨析。while当……时；until直到；if如果。“were talking”和“was listening”两个动作同时进行，需用while引导时间状语从句。故选A。 4．We ________ see any flowers ________ May or June. A．too; to B．won’t; until C．are; until D．not; until 【答案】B 【详解】句意：我们要到五月或六月才能看到花。 考查not...until...的用法及动词时态。too...to... 太……而不能，其后需接动词原形；not...until...结构中，实义动词see的否定需借助助动词，C 选项are与实义动词see搭配错误，排除C选项；D选项not前缺少助动词，结构不完整，排除D选项；B选项won’t; until符合not...until...的用法，且语义通顺。故选B。 5．—When can we leave for home together? —We have to wait ________ Zhang Wei finishes cleaning the classroom. A．as B．until C．while D．yet 【答案】B 【详解】句意：——我们什么时候能一起回家？——我们得等到张伟打扫完教室。 考查连词。as因为；until直到；while当……时；yet还、尚。根据“We have to wait…Zhang Wei finishes cleaning the classroom.”可知，等待的动作持续到张伟完成打扫，需用until表示时间终点，故选B。 6．You never know what you can do ________ you try. A．if B．until C．because D．after 【答案】B 【详解】句意：你永远不知道自己能做什么，直到你尝试。 考查until引导的时间状语从句。if如果；until直到；because因为；after在……之后。根据“You never know what you can do…you try.”可知，应用until引导时间状语从句，表示“直到……才”的含义，此处指“直到你尝试，才会知道你能做什么”。故选B。 7．—When will the new library open to the public (公众)? —It won’t open ______ next Monday. A．after B．since C．until D．before 【答案】C 【详解】句意：——新图书馆什么时候对公众开放？——它直到下周一才会开放。 考查连词辨析。after在……之后；since自从；until直到；before在……之前。此处是固定搭配not...until...“直到……才……”。故选C。 8．The museum has been very popular ________ it opened last month. A．when B．because C．since 【答案】C 【详解】句意：这个博物馆自从上个月开放以来一直非常受欢迎。 考查连词辨析。when当……时；because因为；since自从。根据主句的现在完成时“has been”可知，此处需用表示“从过去某个时间点开始持续到现在”的连接词，since引导时间状语从句，强调动作的起点和延续性，符合句意；when仅表示时间点，不强调持续；because表示原因，与句意不符。故选C。 9．Since we talked about our misunderstanding, we ________ better than before. A．get on B．got on C．have got on D．will get on 【答案】C 【详解】句意：自从我们谈开了误会，我们相处得比以前更好了。 考查现在完成时。根据“Since we talked about our misunderstanding, we...better than before.”可知，since引导时间状语从句时，从句要用一般过去时，主句通常用现在完成时，have got on符合“since 从句 + 现在完成时主句”的结构，能够体现“谈开误会后，相处变好的状态持续至今”。故选C。 10．Sarah has read The Adventures of Pinocchio ________ she was a child. She thinks it’s so interesting. A．for B．since C．before 【答案】B 【详解】句意：莎拉从她还是个孩子的时候就读过《匹诺曹历险记》。她认为它非常有趣。 考查时间状语从句的连接词。for为了；since自从；before在……之前。根据“Sarah has read”和“she was a child”可知，主句使用现在完成时，表示动作从过去持续到现在，从句使用一般过去时，符合since引导的时间状语从句的时态。故选B。 11．We need to finish our homework ________ we go to bed. A．before B．after C．when 【答案】A 【详解】句意：我们需要在睡觉前完成作业。 考查连词辨析。before在……之前；after在……之后；when当……时候。根据语境可知，这里表达的是完成作业和睡觉之间的先后顺序，即要在睡觉前完成作业，“before”符合这种逻辑关系。故选A。 12．We need to take action to save every drop of water ________ it is too late. A．before B．as C．after D．until 【答案】A 【详解】句意：我们需要在为时已晚之前采取行动节省每一滴水。 考查连词词义辨析。before在……之前，强调时间先后；as当……时，因为，引导时间状语从句或原因状语从句；after在……之后，强调时间先后；until直到，引导时间状语从句。按常理，我们应该在为时已晚之前采取行动节省每一滴水。故选A。 13．I can play basketball ________ I finish my homework. A．because B．so C．before D．after 【答案】D 【详解】句意：我做完作业后可以打篮球。 考查连词辨析。because因为；so所以；before在……之前；after在……之后。根据“I can play basketball ... I finish my homework”可知，“先做作业，后打篮球”是合理的，即打篮球在做作业之后。故选D。 14．—What do you usually do ________ you finish your homework? —I usually go out for a walk with my parents or read the books that I like. A．since B．after C．until D．while 【答案】B 【详解】句意：——你做完作业后通常做什么？——我通常和我的父母出去散步或读我喜欢的书。 考查连词辨析。since自从；after在……之后；until直到；while在……期间。根据“What do you usually do…you finish your homework?”可知，此处表示“做完家庭作业之后”，故选B。 15．I was walking in the park ________ suddenly the storm started. A．when B．while C．before D．if 【答案】A 【详解】句意：我正在公园散步，突然暴风雨开始了。 考查连词辨析。when当……时（可接短暂性动词）；while当……时（接延续性动词）；before在……之前；if如果。when在此结构中表示“当……时（突然发生另一动作）”，常用于“was/were doing... when...”句型，强调主句动作进行时另一动作突然发生。while引导的从句需用延续性动词，而“suddenly the storm started”为瞬间动作；before（在……之前）、if（如果）均不符合语境。故选A。 16．—I’m so hungry. May I start having the meal now? —I’m afraid you can’t, dear. Please wait ________ everyone is ready. A．until B．because C．after D．when 【答案】A 【详解】句意：——我饿极了。我现在可以开始吃饭了吗？——恐怕不行，亲爱的。请等到大家都准备好了。 考查连词。until直到；because因为；after在……之后；when当……时。根据“I’m afraid you can’t, dear.”可知，答语表示不建议现在开始吃饭，故此处指要等到所有人都准备好再开始吃饭，until符合。故选A。 17．My sister was reading a book ________ I was watching TV. A．while B．when C．as D．during 【答案】A 【详解】句意：姐姐在读书时，我正在看电视。 考查时间状语从句。while意为“在……期间”，表示两个持续性动作同时发生，常用于进行时态；when意为“当……时”，表示时间点或时间段，更强调“当……时刻”；as 强调“一边……一边”，侧重动作的伴随性；during意为“在……期间”，是介词，需接名词。while是连接两个过去进行时动作的最佳选择。故选A。 18．I was doing my homework ________ my father was reading newspapers. A．how B．while C．if D．after 【答案】B 【详解】句意：当我在做作业时，父亲在看报纸。 考查时间状语从句。how如何；while当……时；if如果；after在……之后。根据句意可知，这里表示“当我在做作业时，父亲在看报纸”，两个动作同时发生，因此用while引导时间状语从句。故选B。 19．Maria watered the flowers ________ she was singing a song. This made gardening time joyful. A．before B．after C．while D．until 【答案】C 【详解】句意：玛丽亚一边唱歌一边给花浇水，这使得园艺时光变得十分愉快。 考查连词辨析。before在……之前；after在……之后；while当……时；until直到。根据“Maria watered the flowers …she was singing a song”可知，“唱歌”和“给花浇水”这两个动作同时发生，用while引导时间状语从句，故选C。 20．He is not a perfect child. He sometimes talks back ________ his parents talk with him. A．if B．before C．when D．until 【答案】C 【详解】句意：他不是一个完美的小孩。当他的父母和他谈话时，他有时会顶嘴。 考查连词辨析。if如果；before在……之前；when当……时；until直到……为止。根据“He sometimes talks back … his parents talk with him.”可知，顶嘴的行为是伴随着“父母与他谈话”这一情境发生的，两者是同时发生的关系，应用“when”引导时间状语从句。故选C。 21．—What’s your plan for the summer holidays? —I’ll visit Tianzhu Mountain ________ the school term ends. A．whether B．so that C．as soon as D．even though 【答案】C 【详解】句意：——你的暑假计划是什么？——这个学期一结束我就去参观天柱山。 考查时间状语从句。whether是否，引导宾语从句；so that以便，引导目的状语从句；as soon as一……就……，引导时间状语从句；even though尽管，引导让步状语从句。根据“I’ll visit Tianzhu Mountain…the school term ends.” 可知，此处表达“学期一结束我就去参观天柱山”，应用“as soon as”引导时间状语从句。故选C。 22．—When will you go to grandma’s? —I’ll see her ________I get off the plane. I really miss her. A．as long as B．as soon as C．as well as D．as far as 【答案】B 【详解】句意：——你什么时候去奶奶家？——我一下飞机就去看她。我真的很想她。     考查连词短语辨析。as long as 只要；as soon as 一……就；as well as 和……一样；as far as 就……而言。根据“I’ll see her…I get off the plane”可知，此处表示“一下飞机就去看她”，强调动作的紧接性。故选B。 23．—Mark was playing computer games noisily ________ I was studying for my final exam, Mom. —I will tell him not to do that again. A．although B．when C．while D．but 【答案】C 【详解】句意：——妈妈，当我正在为期末考试而学习时，Mark在大声地玩电脑游戏。——我会告诉他不要再那样做了。 考查连词辨析。although尽管；when当……时；while当……时；but但是。根据“Mark was playing computer games noisily…I was studying for my final exam”可知，当两个表示延续的动作同时发生而又具有对比意味的时候，常用while。故选C。 24．We ________ able to sing this English song perfectly after we practice it several times. A．are B．were C．will be D．have been 【答案】C 【详解】句意：在我们练习几次之后，我们将能完美地演唱这首英文歌曲。 考查一般将来时。are系动词复数；were系动词复数过去式；will be一般将来时；have been现在完成时。after引导的时间状语从句，遵循“主将从现”原则，即从句用一般现在时，主句用一般将来时。从句we practice it several times是一般现在时，主句用一般将来时。故选C。 25．I have made many new friends in our school since I ________ the Drama Club. A．join B．joined C．joining D．will join 【答案】B 【详解】句意：自从我加入戏剧社以来，我在学校交了很多新朋友。 考查since引导的时间状语从句。“since”引导的时间状语从句，主句用现在完成时，从句用一般过去时。join的过去式是joined。故选B。 26．—How long have you been in Qiqihar? —________ my father came here to work five years ago. A．When B．While C．Since D．Although 【答案】C 【详解】句意：——你在齐齐哈尔待了多久了？——自从我爸爸五年前来这里工作。 考查连词辨析。When当……时候；While当……时候，然而；Since自从；Although虽然。根据“How long have you been in Qiqihar?”可知，回答的是时间段，应用since引导时间状语从句，表示从过去某个时间点开始一直持续到现在，符合语境。故选C。 27．I didn’t go to bed ________ I finished my homework last night. A．until B．yet C．or D．when 【答案】A 【详解】句意：昨晚我直到做完作业才上床睡觉。 考查时间状语从句。until直到；yet还，尚，通常用于句末；or或者，用于表示选择关系；when当……时，常表示动作同时发生。根据“I didn’t go to bed…I finished my homework last night.”的语境可知，此处指直到完成作业才上床睡觉，not…until…“直到……才……”，是固定搭配。故选A。 28．—Did you remember to return the E-dictionary you borrowed from Linda? —Yes. I gave it to her ________ I met her. A．suddenly B．while C．once D．the moment 【答案】D 【详解】句意：——你记得把从琳达那里借的电子词典还给她了吗？——记得。我一见到她就还给她了。 考查时间状语从句。suddenly突然；while当……时；once一旦；the moment一……就……。根据“I gave it to her ... I met her.”可知，是指一看到她就把电子词典还给她了，用the moment引导时间状语从句。故选D。 29．________ I was doing my homework, my mother was washing clothes. A．While B．Although C．Since 【答案】A 【详解】句意：我在做作业时，我妈妈在洗衣服。 考查连词辨析。While当……时；Although虽然；Since自从。根据“I was doing my homework”和“my mother was washing clothes.”可知，做作业和洗衣服是同时发生的动作，需用While连接。故选A。 30．We don’t know the love of our parents ________ we become parents ourselves one day. A．until B．since C．after D．before 【答案】A 【详解】句意：直到有一天我们自己成为父母，我们才会懂得父母的爱。 考查连词辨析。until（直到……为止），常与 “not” 搭配构成 “not...until...” 结构，意为 “直到……才……”；since（自从；因为）；after（在……之后）；before（在…… 之前）。根据句中 “don’t know” 可知，此处是  “not...until...” 结构，强调直到自己成为父母才懂得父母的爱，“until” 符合语境。故选A。 二、单词拼写(本大题共10小题，每小题2分，共20分) 31．Please leave us alone. We have something (person) to talk about. 【答案】personal 【详解】句意：请让我们单独待着。我们有些私事要谈。person“人”，是名词，设空处修饰不定代词something，需用其形容词形式personal“个人的”，修饰不定代词的形容词要后置。故填personal。 32．In difficult times, there are (nation) heroes (英雄) to bring people hope. 【答案】national 【详解】句意：在困难时期，有民族英雄给人们带来希望。nation“国家；民族”，是名词，根据“... heroes (英雄)”可知，此处需要用形容词修饰名词heroes。nation的形容词形式是national，意为“民族的；国家的”。故填national。 33．My trip to the UK is (education). 【答案】educational 【详解】句意：我的英国之旅很有教育意义。本句中“My trip to the UK”为主语，意为“我的英国之旅”，“is”为系动词，故需要填加一个形容词，构成“主系表”结构。education意为“教育”，其形容词形式为“educational”，意为“有教育意义的”。故填educational。 34．When the teacher came into the classroom, we (have) a heated discussion about the project. 【答案】were having 【详解】句意：当老师走进教室时，我们正在就这个项目进行激烈的讨论。根据“When the teacher came into the classroom, we...a heated discussion about the project.”可知，句中是when引导的时间状语从句的时态搭配：主句用过去进行时；从句用一般过去时。此处应该用过去进行时were having。故填were having。 35．When something (worry) you, don’t be sad. Come to me, and I will help you. 【答案】worries 【详解】句意：当有事情让你担心时，别难过。来找我，我会帮助你。worry使担心，动词；本句是when引导的时间状语从句，主句为祈使句和一般将来时，时间状语从句用一般现在时表将来；主语“something”为不定代词，谓语动词用第三人称单数形式，worry的第三人称单数是worries，故填worries。 36．I was so tired that I fell asleep while I (watch) TV last night. 【答案】was watching 【详解】句意：昨晚我太累了，以至于在看电视的时候睡着了。根据“I was so tired that I fell asleep while I…TV last night”可知，while引导的时间状语从句中，强调主句动作fell asleep发生时，从句动作“看电视”正在进行；主句用一般过去时，从句需用过去进行时“was/were+动词现在分词”，主语I搭配was，watch的现在分词是watching，符合语境。故填was watching。 37．—My sister had bad luck and broke her leg while (play) soccer. —I’m sorry to hear that. 【答案】playing 【详解】句意：——我妹妹运气不好，在踢足球时摔断了腿。——听到这个消息我很难过。根据“broke her leg while...soccer”可知“while”引导时间状语从句，省略主语和be动词（while she was playing），直接用现在分词表示主动进行的动作。故填playing。 38．He was very happy after he (win) the basketball game. 【答案】won 【详解】句意：他赢得篮球比赛后非常高兴。根据“He was very happy after he...”可知，此处after引导的时间状语从句，主句用一般过去时，从句也用一般过去时，win的过去式是“won”。故填won。 39．While Jack was talking with father, his mother (come). 【答案】came 【详解】句意：当杰克正和他的父亲交谈时，他的母亲来了。分析句子结构可知，此处为while引导的时间状语从句，从句时态为过去进行时，主句时态应用一般过去时，come的过去式为came。故填came。 40．I (return) it to the library as soon as I finish reading Little Women. 【答案】will return 【详解】句意：我一读完《小妇人》，就会把它还给图书馆。as soon as意为“一……就……”，引导时间状语从句时，主句用一般将来时，从句用一般现在时，故填will return。 三、完成句子(本大题共10小题，每小题2分，共20分) 41．After I come back from school, I always do my homework first.(改为同义句) I always do my homework first come back from school. 【答案】 after I 【详解】句意：放学后，我总是先做作业。原句中的时间状语从句“After I come back from school”可以移动到主句之后，所以第一个空用after，第二个空用I。故填after；I。 42．他直到午夜才入睡。 He did fall asleep midnight. 【答案】 not until 【详解】根据中英文对照可知，空处缺少“直到……才”not...until。故填not；until。 43．I realized it was late after my mom called me. (保持句意基本不变) I it was late my mom called me. 【答案】 didn’t realise until 【详解】句意：在我妈妈打电话给我之后，我意识到已经晚了。“not... until...”是固定结构，意为“直到……才……”，可以替换原句中“after”引导的时间状语从句，表达“直到我妈妈打电话给我，我才意识到已经晚了”，与原句意思基本一致。原句是一般过去时，变否定句需借助助动词“didn’t”，后面动词“realize”用原形，故填didn’t；realize；until。 44．The bell rang. The students ran out of the classroom.  (用when合并成一句) 【答案】When the bell rang, the students ran out of the classroom./The students ran out of the classroom when the bell rang. 【详解】句意：铃响了。学生们跑出教室。将第一个句子“The bell rang”改为由when引导的时间状语从句，主句是第二个句子“the students ran out of the classroom”，合并后强调“铃声响起”是“学生们跑出”的时间背景。故填When the bell rang, the students ran out of the classroom. / The students ran out of the classroom when the bell rang. 45．自从我加入了运动社团，我交了很多朋友。 I have made many friends I joined the sports club. 【答案】 ever since 【详解】根据中英文对照可知，此处缺少“自从”。ever since“自从……以来”，引导时间状语从句，主句常用现在完成时，从句用一般过去时。故填ever；since。 46．在雨季开始前，我们必须找到新水源。 , we must find a new water source. 【答案】Before the rainy season begins/Before the rainy season starts 【详解】根据中英文对照可知，此处缺少“在雨季开始前”，“在……前”对应英文“before”，首字母需大写；“雨季”译为“rainy season”，前加the修饰；“开始”可用“start”或“begin”，主语是第三人称单数，时态为一般现在时，动词用第三人称单数形式。故填Before the rainy season begins/starts。 47．随着青少年的成长，他们的身体也变得越来越强壮。 teenagers , their bodies become stronger and stronger. 【答案】 As grow up 【详解】根据中英文对照可知，缺少的部分为“随着……成长”，“as”意为“随着”，在句中引导时间状语从句；“grow up”意为“成长”，动词短语，时态为一般现在时，主语为“teenagers”，故应用动词原形。故填As；grow；up。 48．直到迈克告诉我们真相，我们才知道这件事。 We know anything about it Mike told us the truth. 【答案】 didn’t until 【详解】根据中英文对照可知，此处缺少“直到……才……”，应填“not... until...”；根据“told”可知，时态为一般过去时，所以助动词用did，did与not缩写为didn’t。故填didn’t；until。 49．女孩向警察道谢后才离开。 The girl leave she said thanks to the policeman. 【答案】 didn’t until 【详解】对比中英文可知，空处缺少“直到……才”，英文用not...until来表达。根据“said”可知，时态是一般过去时，leave是实义动词，因此用助动词didn’t。故填didn’t；until。 50．直到今天早上看报纸，我才知道这个故事。 I the story I read the newspaper this morning. 【答案】 didn’t know until 【详解】根据中英文对照可知，此处是not...until结构，表示“直到……才……”；know“知道”。本句时态是一般过去时，否定句助动词用didn’t，后跟动词原形know。故填didn’t know；until。 试卷第1页，共3页 试卷第1页，共3页 学科网（北京）股份有限公司 $