Module 3 Heroes 语法Grammar 原因状语从句-2025-2026学年九年级英语上册模块重难点易错题精练（外研版）

班级 姓名 学号 分数 Module 3 Heroes 原因状语从句 （时间：60分钟，满分：100分） 一、单项选择(本大题共30小题，每小题2分，共60分) 1．The idea of “Made in China” caught the world’s attention in the 2023 Asian Games ________ it played a big role in the event. A．if B．unless C．although D．because 2．Peter didn’t buy the bike ______ he got a new one on his birthday last month. A．if B．when C．even D．because 3．In Germany, you’d better not send gifts before someone’s birthday _________ early gifts are seen as bad luck. A．because B．though C．but 4．________ Jingji Road is so popular these days, why not take a city walk there? A．Since B．Though C．Until D．After 5．Michael was late for school _________ he missed the school bus. A．so B．but C．as D．if 6．We didn’t go camping last weekend ______ the bad weather, and also ______ my mother was ill. A．because of; because B．because; because of C．because of; because of 7．________ we’ve got a few minutes to wait for the train, let’s have a cup of coffee. A．Since B．So C．Unless D．Though 8．— It’s said that Xuzhou Barbecue is famous and delicious. — ______ we are here, why not go and try it? A．Since B．If C．Until D．Whenever 9．______ he got up late, ______ he missed the early bus. A．Because, so B．Because of, so C．Because, / D．Because of, / 10．—Why are you late for class? —________ my alarm clock didn’t go off this morning. A．So B．Because C．However D．Unless 11．Our school life is more colorful now ________ we can join different fun clubs. A．because B．unless C．although D．until 12．—I can’t go to the zoo with Jim ________ I have to visit my grandparents. —What a pity! A．if B．but C．because 13．Many people are interested in Doubao, ________ it can do a lot of amazing things. A．but B．so C．because 14．________ you have finished your homework, you can go out to play football with your friends. A．Even though B．Now that C．As if D．So that 15．My father watches the news every night ________ he wonders what’s going on around the world. A．because B．although C．unless 16．We had to choose another activity ________ the movie tickets were sold out. A．but B．since C．though D．while 17．Boys and girls, don’t be nervous and read your papers carefully. _____ you have already prepared well for the exam, you are sure to get good grades. A．Although B．Since C．Until 18．—The local food may taste a little strange. —Well, ______ we are here, why not give it a try? A．since B．until C．though 19．My sister doesn’t eat hamburgers ________ she doesn’t want to be fat. A．or B．so C．but D．because 20．We are making a big cake ________ it’s Dad’s birthday today. A．because B．until C．once D．if 21．—Is everyone here today? —No. Tom is at home ______ he has got a bad cold. A．because B．if C．until 22．I love the song What the World Has Given Me ________ it makes me feel peace and warmth. A．because B．although C．until D．so 23．—Mum is too busy to make dinner for us. —Let’s do it ourselves, ________ we shouldn’t depend on our parents too much. A．because B．but C．or 24．There’s no need to take a taxi _______ it’s only five minutes’ walk from here. A．because B．while C．though D．until 25．—Mother’s Day is coming. Shall we make a big dinner for Mum? —Good idea! But please give me some guidance (指导), ________ I don’t know how to cook. A．though B．but C．as D．while 26．Bob watches news every day ________ he wonders what’s happening around the world. A．although B．because C．unless 27．________ everybody makes a mistake in his or her life, let’s give him or her another chance. A．Until B．Since C．Unless 28．________ we’ve got a long time to wait for the plane, let’s have a cup of coffee. A．Since B．Although C．When D．Before 29．English is my favorite subject ________ it’s very interesting. A．if B．though C．whether D．as 30．Tony never spends any money in buying book, _________ he doesn’t like reading. A．so B．because C．although D．because of 二、完成句子(本大题共10小题，每小题4分，共40分) 31．昨天晚上他没有看电影，那是因为他不得不帮助他的妹妹做作业。 He did not see the film last night. he had to help his little sister with her homework. 32．既然这个项目很有价值，为何不尽快开展呢？ Why don’t you it is of great value? 33．The little girl can’t go to school. She is sick. (用because合并为一句) 34．因为Jim犯的错误比其他任何一个学生少，所以老师表扬了他。 The teacher praised Jim . 35．既然这个项目很有价值，为何不尽快开展呢？ Why don’t you ? 36．Since you have got the results, I won’t spend more time on it.（保持句意基本不变） you have got the results, I won’t spend more time on it. 37．这个周末我要照顾我的妈妈，因为她生病了。 I must my Mom this weekend she has been ill. 38．既然没有其他人看到这些外星人，我拒绝相信你的话。 no one else saw these aliens, I believe you. 39．玛丽不得不和她的玩具熊分开，因为她的卧室太小了。 Mary has to her toy bear her bedroom is too small. 40．因为这场雨，我们今天无法在室外打篮球了。 We can’t play basketball outside today the rain. 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 $ 班级 姓名 学号 分数 Module 3 Heroes 原因状语从句 （时间：60分钟，满分：100分） 一、单项选择(本大题共30小题，每小题2分，共60分) 1．The idea of “Made in China” caught the world’s attention in the 2023 Asian Games ________ it played a big role in the event. A．if B．unless C．although D．because 【答案】D 【详解】句意：在2023年亚运会上，“中国制造”的理念引起了世界的关注，因为它在赛事中发挥了重要作用。 考查连词辨析。if如果；unless除非；although尽管；because因为。根据“The idea of ‘Made in China’ caught the world’s attention in the 2023 Asian Games...it played a big role in the event.”可知，后半句是前半句的原因，需用表示因果关系的连词because。故选D。 2．Peter didn’t buy the bike ______ he got a new one on his birthday last month. A．if B．when C．even D．because 【答案】D 【详解】句意：彼得没有买这辆自行车，因为他上个月生日那天得到了一辆新的。 考查连词辨析。if如果；when当；even甚至；because因为。后句是前句的原因，用because引导原因状语从句。故选D。 3．In Germany, you’d better not send gifts before someone’s birthday _________ early gifts are seen as bad luck. A．because B．though C．but 【答案】A 【详解】句意：在德国，你最好不要在别人生日之前送礼物，因为提前送礼物被视为不吉利。 考查连词辨析。because因为；though虽然；but但是。后句是前句的原因，用because引导原因状语从句。故选A。 4．________ Jingji Road is so popular these days, why not take a city walk there? A．Since B．Though C．Until D．After 【答案】A 【详解】句意：既然经济路最近这么受欢迎，为什么不去那里来一次城市漫步呢？ 考查连词辨析。Since既然；Though尽管；Until直到；After在……后。根据“Jingji Road is so popular these days, why not take a city walk there?”可知，前一句是后句的原因，应用since引导原因状语从句。故选A。 5．Michael was late for school _________ he missed the school bus. A．so B．but C．as D．if 【答案】C 【详解】句意：迈克尔上学迟到了，因为他错过了校车。 考查连词辨析。so因此（表结果）；but但是（表转折）；as因为（表原因）；if如果（表假设）。根据“missed the school bus”和“late for school”可知，前后之间存在因果关系。故选C。 6．We didn’t go camping last weekend ______ the bad weather, and also ______ my mother was ill. A．because of; because B．because; because of C．because of; because of 【答案】A 【详解】句意：上周末我们没有去露营，因为天气不好，也因为我妈妈病了。 考查连词和短语用法。because of因为，后接名词性短语；because因为，后接句子。第一空，根据“the bad weather”可知，应填because of；第二空，根据“my mother was ill”可知，应填because。故选A。 7．________ we’ve got a few minutes to wait for the train, let’s have a cup of coffee. A．Since B．So C．Unless D．Though 【答案】A 【详解】句意：既然我们还有几分钟等火车，那就喝杯咖啡吧。 考查连词辨析。Since既然；So因此；Unless除非；Though尽管。根据“let’s have a cup of coffee.”可知，应表达既然还要在等几分钟火车，用since引导原因状语从句。故选A。 8．— It’s said that Xuzhou Barbecue is famous and delicious. — ______ we are here, why not go and try it? A．Since B．If C．Until D．Whenever 【答案】A 【详解】句意：——据说徐州烧烤远近闻名，味道鲜美。——既然我们在这里，我们为什么不去试试呢？ 考查原因状语从句。Since既然；If如果；Until直到；Whenever无论何时。根据“...we are here, why not go and try it?”可知，此处说明一个已知的理由，用since引导原因状语从句。故选A。 9．______ he got up late, ______ he missed the early bus. A．Because, so B．Because of, so C．Because, / D．Because of, / 【答案】C 【详解】句意：因为起晚了，所以他错过了早班公交车。 考查连词辨析。because因为，引导原因状语从句，不能与so同用；because of因为，后接名词性短语。“he got up late”与“he missed the early bus”是因果关系，前因后果，第一空后接的是一个从句，故选C。 10．—Why are you late for class? —________ my alarm clock didn’t go off this morning. A．So B．Because C．However D．Unless 【答案】B 【详解】句意：——你为什么上课迟到？——因为我的闹钟今天早上没有响。 考查连词辨析。so所以；because因为；however然而；unless除非。根据“Why are you late for class?”可知此处回答原因，用because。故选B。 11．Our school life is more colorful now ________ we can join different fun clubs. A．because B．unless C．although D．until 【答案】A 【详解】句意：我们的校园生活现在更加丰富多彩，因为我们可以参加各种有趣的俱乐部。 考查连词辨析。because因为；unless除非；although虽然；until直到。根据“we can join different fun clubs”可知，后半句是前半句“校园生活更丰富多彩”的原因，所以用because连接。故选A。 12．—I can’t go to the zoo with Jim ________ I have to visit my grandparents. —What a pity! A．if B．but C．because 【答案】C 【详解】句意：——我不能和吉姆一起去动物园，因为我必须去看望我的祖父母。——太可惜了！ 考查连词辨析。if如果；but但是；because因为。分析句子可知，后句是前句的原因，用because引导原因状语从句。故选C。 13．Many people are interested in Doubao, ________ it can do a lot of amazing things. A．but B．so C．because 【答案】C 【详解】句意：很多人对豆包感兴趣，因为它能做很多令人惊叹的事情。 考查连词辨析。but但是（表转折）；so所以（表结果）；because因为（表原因）。根据语境，“很多人对豆包感兴趣”的原因是“它能做很多令人惊叹的事情”，此处需用表原因的连词，故选C。 14．________ you have finished your homework, you can go out to play football with your friends. A．Even though B．Now that C．As if D．So that 【答案】B 【详解】句意：既然你已经完成了作业，就可以出去和朋友们踢足球了。 考查从属连词辨析。Even though即使；Now that既然，由于；As if好像，仿佛；So that为了，以便。分析句子结构可知，“you have finished your homework”是“you can go out to play football with your friends”的原因，应用“Now that”引导原因状语从句，强调已知的事实。故选B。 15．My father watches the news every night ________ he wonders what’s going on around the world. A．because B．although C．unless 【答案】A 【详解】句意：我父亲每晚都看新闻，因为他想知道世界各地发生了什么。 考查连词辨析。because因为；although虽然；unless除非。根据“My father watches the news every night”和“he wonders what’s going on around the world”可知，前后为因果关系，因为想知道发生了什么，所以看新闻。用because引导原因状语从句。故选A。 16．We had to choose another activity ________ the movie tickets were sold out. A．but B．since C．though D．while 【答案】B 【详解】句意：因为电影票卖完了，我们只好另选一个活动。 考查连词辨析。but但是；since因为；though尽管；while当……时。根据“We had to choose another activity... the movie tickets were sold out.”可知，指的是因为电影票卖完了，所以只好另选一个活动。前后两句是前果后因的关系，since符合句意，故选B。 17．Boys and girls, don’t be nervous and read your papers carefully. _____ you have already prepared well for the exam, you are sure to get good grades. A．Although B．Since C．Until 【答案】B 【详解】句意：孩子们，不要紧张，仔细阅读试卷。既然你们已经为考试做好了充分准备，一定会取得好成绩。 考查连词。Although虽然；Since既然；Until直到。根据“You have already prepared well for the exam, you are sure to get good grades.”可知是指既然你们已经为考试做好了充分准备，一定会取得好成绩。故选B。 18．—The local food may taste a little strange. —Well, ______ we are here, why not give it a try? A．since B．until C．though 【答案】A 【详解】句意：——当地食物可能有点奇怪。——既然我们来了，为什么不试试呢？ 考查连词辨析。since既然；因为；until直到……；though尽管；虽然。根据“we are here, why not give it a try?”可知，前句是后句的原因，因此用since引导原因状语从句。故选A。 19．My sister doesn’t eat hamburgers ________ she doesn’t want to be fat. A．or B．so C．but D．because 【答案】D 【详解】句意：我姐姐不吃汉堡包，因为她不想变胖。 考查连词辨析。or或者；so所以；but但是；because因为。后句是前句的原因，需要用because引导原因状语从句。故选D。 20．We are making a big cake ________ it’s Dad’s birthday today. A．because B．until C．once D．if 【答案】A 【详解】句意：我们正在做一个大蛋糕，因为今天是爸爸的生日。 考查连词辨析。because因为；until直到；once一……就；if如果。“it’s Dad’s birthday today”是前面做蛋糕的原因，二者存在因果关系，需用because引导原因状语从句。故选A。 21．—Is everyone here today? —No. Tom is at home ______ he has got a bad cold. A．because B．if C．until 【答案】A 【详解】句意：——今天大家都到齐了吗？——没有。汤姆在家，因为他得了重感冒。 考查连词辨析。because因为；if如果；until直到。根据“he has got a bad cold.”可知，汤姆感冒是汤姆在家的原因，空处需用表原因的连词because。故选A。 22．I love the song What the World Has Given Me ________ it makes me feel peace and warmth. A．because B．although C．until D．so 【答案】A 【详解】句意：我喜欢《世界赠与我》这首歌。它让我感觉到平静和温暖。 考查连词辨析。because因为，表原因；although尽管，虽然；until直到；so所以，表结果。根据前后句关系可知，后句表达原因。故选A。 23．—Mum is too busy to make dinner for us. —Let’s do it ourselves, ________ we shouldn’t depend on our parents too much. A．because B．but C．or 【答案】A 【详解】句意：——妈妈太忙了，不能为我们做晚饭。——让我们自己做吧，我们不应该太依赖我们的父母。 考查连词辨析。because因为；but但是；or或者。根据题干“Let’s do it ourselves,”和“we shouldn’t depend on our parents too much.”可知，前后文是因果关系，用because(因为)引导原因状语从句符合题意。故选A。 24．There’s no need to take a taxi _______ it’s only five minutes’ walk from here. A．because B．while C．though D．until 【答案】A 【详解】句意：没必要坐出租车，因为从这里步行只有五分钟的路程。 考查连词辨析。because因为；while当……时候；though虽然；until直到。根据“There’s no need to take a taxi…it’s only five minutes’ walk from here.”可知，后面的句子it’s only five minutes’ walk from here是前面There’s no need to take a taxi的原因，所以需要一个表示原因的连词，because符合语境。故选A。 25．—Mother’s Day is coming. Shall we make a big dinner for Mum? —Good idea! But please give me some guidance (指导), ________ I don’t know how to cook. A．though B．but C．as D．while 【答案】C 【详解】句意：——母亲节快到了。我们为妈妈做一顿丰盛的晚餐好吗？——好主意！但是请给我一些指导，因为我不知道怎样烹饪。 考查连词辨析。though尽管；but但是；as因为；while当……时。“I don’t know how to cook.”是“But please give me some guidance”的原因，用as引导原因状语从句。故选C。 26．Bob watches news every day ________ he wonders what’s happening around the world. A．although B．because C．unless 【答案】B 【详解】句意：Bob每天观看新闻，因为他想知道世界上在发生什么事。 考查连词辨析。although尽管，引导让步状语从句；because因为，引导原因状语从句；unless除非，引导条件状语从句。“he wonders what’s happening around the world”是“Bob watches news every day”的原因，应该用because连接。故选B。 27．________ everybody makes a mistake in his or her life, let’s give him or her another chance. A．Until B．Since C．Unless 【答案】B 【详解】句意：既然每个人在他或她的一生中都会犯错误，那就让我们再给他或她一次机会。 考查连词。until直到；since既然；unless除非。根据“…everybody makes a mistake in his or her life, let’s give him or her another chance”可知，前句是后句的原因，而且表示已知的原因，应用since引导原因状语从句，故选B。 28．________ we’ve got a long time to wait for the plane, let’s have a cup of coffee. A．Since B．Although C．When D．Before 【答案】A 【详解】句意：既然我们等飞机还有很长时间，我们喝杯咖啡吧。 考查连词辨析。Since既然；Although尽管；When当……时；Before在……之前。根据“let’s have a cup of coffee”可知去喝咖啡是因为要等很长时间飞机，用since引导原因状语从句。故选A。 29．English is my favorite subject ________ it’s very interesting. A．if B．though C．whether D．as 【答案】D 【详解】句意：英语是我最喜欢的科目，因为它非常有趣。 考查连词。if如果；though虽然；whether是否；as因为。横线后解释原因，所以是as。故选D。 30．Tony never spends any money in buying book, _________ he doesn’t like reading. A．so B．because C．although D．because of 【答案】B 【详解】句意：托尼从不花钱买书，因为他不喜欢读书。 考查连词。so因此；because因为；although虽然；because of由于。根据“Tony never spends any money in buying book…he doesn’t like reading.”可知是指托尼从不花钱买书，因为他不喜欢读书，because引导原因状语从句。故选B。 二、完成句子(本大题共10小题，每小题4分，共40分) 31．昨天晚上他没有看电影，那是因为他不得不帮助他的妹妹做作业。 He did not see the film last night. he had to help his little sister with her homework. 【答案】 That is because 【详解】根据中英文对应可知，需要翻译“那是因为”，that is“那是”，首字母大写，because“因为”，引导原因状语从句。故填That；is；because。 32．既然这个项目很有价值，为何不尽快开展呢？ Why don’t you it is of great value? 【答案】carry out the project as soon as possible since 【详解】carry out“开展”，Why don’t you后跟动词原形；the project“这个项目”；as soon as possible“尽快”；since“既然”，引导原因状语从句。故填carry out the project as soon as possible since。 33．The little girl can’t go to school. She is sick. (用because合并为一句) 【答案】The little girl can’t go to school because she is sick. 【详解】句意：这个小女孩不能去上学。她病了。不能去上学的原因是生病了，because“因为”，引导原因状语从句。故填The little girl can’t go to school because she is sick. 34．因为Jim犯的错误比其他任何一个学生少，所以老师表扬了他。 The teacher praised Jim . 【答案】because he made fewer mistakes than any other student 【详解】because“因为”，引导原因状语从句；he“他”，作主语，指代Jim；make fewer mistakes“犯更少的错误”，fewer修饰可数名词复数；than“比”；any other student“其他任何一个学生”，any other修饰可数名词单数；根据“praised”可知，时态是一般过去时，谓语动词make变为过去式made。故填because he made fewer mistakes than any other student。 35．既然这个项目很有价值，为何不尽快开展呢？ Why don’t you ? 【答案】carry out the project as soon as possible since it is of great value 【详解】why don’t you do sth“你为什么不做某事”，carry out“开展”， the project“这个项目”，as soon as possible“尽快”，since“既然” ，be of great value“很有价值”；根据汉意可知，since引导的原因状语从句为一般现在时，主语为it，be动词用is。故填carry out the project as soon as possible since it is of great value。 36．Since you have got the results, I won’t spend more time on it.（保持句意基本不变） you have got the results, I won’t spend more time on it. 【答案】 Now that 【详解】句意：既然你已经得到了结果，我就不会再在这件事上花更多时间了。Since有“既然；由于”之意，其同义表达可用now that ，二者都用于引出已知事实作为理由，now位于句首首字母大写。因此空一填Now，空二填that。故填Now；that。 37．这个周末我要照顾我的妈妈，因为她生病了。 I must my Mom this weekend she has been ill. 【答案】 care/look for/after because 【详解】care for/look after“照顾”，情态动词must后接动词原形；because“因为”，引导原因状语从句。故填care/look；for/after；because。 38．既然没有其他人看到这些外星人，我拒绝相信你的话。 no one else saw these aliens, I believe you. 【答案】 Since refuse to 【详解】since表示“既然”，引导原因状语从句；refuse to do“拒绝做”。结合语境可知，“我拒绝相信你的话”是发生在现在，表示现在不相信对方的话，主语是I，动词用原形。故填Since；refuse；to。 39．玛丽不得不和她的玩具熊分开，因为她的卧室太小了。 Mary has to her toy bear her bedroom is too small. 【答案】 part with because 【详解】根据中文意思可知本题考查短语part with“和……分开”和单词because“因为”，have to“不得不”后续动词原形，而because引导原因状语从句，故填part；with；because。 40．因为这场雨，我们今天无法在室外打篮球了。 We can’t play basketball outside today the rain. 【答案】because of 【详解】根据英汉对照，缺少“因为”。因为，由于because/because of。空后为名词，用because of。故填because of。 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 $