Unit 4 My favourite Subject. Section A（语法讲解+词汇突破+分层精练）--2025-2026学年人教版(2024)英语七年级上册

Unit 4 My favourite Subject. Section A （语法讲解+词汇突破+分层精练） 目 录 一、语法讲解：连词and,but,because的功能和用法 1 （一）and,but,because语法知识精要 1 （二）三连词对比表 2 （三）中考题型练习 2 二、词汇突破 3 （一）词汇讲解 3 （二）中考题型练习 6 三、分层精练 7 （一）单项选择 8 （二）单词拼写 11 （三）完成句子 13 （四）补全对话 16 一、语法讲解：连词and,but,because的功能和用法 （一）and,but,because语法知识精要 1. and（和，并且） 功能：表并列、顺承或递进，连接相同成分（词、短语、句子）。 用法： 连接并列主语/宾语：Tom and Mary are students. 连接动作顺序：He opened the door and walked in. 用于“祈使句 + and”表条件：Work hard, and you’ll succeed.（努力就会成功） 2. but（但是，然而） 功能：表转折或对比，强调前后语义相反。 用法： 连接对立内容：She is tired, but she keeps working. 易错点：不与 though/although 连用（× Though it rained, but we went out.） 3. because（因为） 功能：表因果关系，引导原因状语从句。 用法： 回答“why”：He stayed home because he was ill. 易错点：不与 so 连用（× Because he was late, so he missed the bus.） （二）三连词对比表 连词 作用 例句 常见搭配 and 并列/递进 I like apples and oranges. both...and... but 转折 It’s cheap, but high-quality. not...but... because 原因 She cried because she was hurt. because of + 名词 （三）中考题型练习 单项选择。 1. You’d better leave now, ______ you’ll miss the bus. A. and B. but C. or D. because 2. The story is long ______ interesting. A. but B. because C. or D. and 3. —Why didn’t Lucy come? —______ she was busy. A. And B. But C. Because D. Or 4. He tried hard, ______ he failed the exam. A. and B. because C. but D. or 5. Keep practicing, ______ your English will improve. A. and B. but C. because D. or 6. I like pandas ______ they are cute. A. though B. but C. because D. or 7. She didn’t buy the dress ______ it was too expensive. A. so B. and C. because D. but 8. Tom is young, ______ he knows a lot. A. and B. because C. but D. or 9. Be quick, ______ we’ll be late for the meeting. A. and B. or C. but D. because 10. I enjoy reading ______ it helps me relax. A. but B. because C. and D. or 【答案】1. C（or） ； 2. D（and） ；3. C（Because） ；4. C（but） ； 5. A（and） ； 6. C（because）；7. C（because） ； 8. C（but）；9. B（or） ；10. B（because） ； 【详解】1. 句意“最好现在离开，否则会错过公交”，表“否则”用 or（典型“祈使句 + or”结构）。 2. 句意“故事长且有趣”，表并列用 and（无转折或因果）。 3. 答句解释原因，用 because 回答“why”问题。 4. 前后句意转折（“努力了”但“失败”），用 but。 5. “坚持练习”与“英语进步”是顺承关系，用 and（祈使句 + and 表结果）。 6. “喜欢熊猫”的原因是“可爱”，表因果用 because。 7. “没买裙子”的原因是“贵”，用 because 引导原因从句。 8. 前后对比（“年轻”但“懂得多”），表转折用 but。 9. “快点”否则“迟到”，表“否则”用 or（同第1题）。 10. “喜欢阅读”的原因是“帮助放松”，用 because 说明因果。 二、词汇突破 （一）词汇讲解 1.biology 含义：生物学（研究生物的科学） 用法：学科名词，首字母常小写 例句：We study plants and animals in biology class. 2.IT 含义：信息技术（Information Technology缩写） 用法：学科名词，常作不可数名词 例句：IT teaches us computer skills. 3.geography 含义：地理学（研究地球环境的科学） 用法：学科名词，常与介词"in"连用 例句：She loves maps, so geography is her favorite subject. 4.history 含义：历史，历史课，历史学（研究过去事件的科学） 用法：学科名词，"the past"的同义替换 例句：We learn about Chinese history from textbooks. 5.boring 含义：乏味的，令人生厌的，无聊的（令人厌烦的） 用法：形容词，描述事物性质（⚠️区别：bored 形容人） 例句：Some students think math is boring. 6.useful 含义：有益的，有用的（具有实用价值的） 用法：形容词，常接"for + 名词"或"to + 动词原形" 例句：Dictionaries are useful for learning new words. / It's useful to review notes daily. 7.exciting 含义：令人激动的；使人兴奋的（引发兴趣的） 用法：形容词，描述事物（⚠️区别：excited 形容人） 例句：The football game is exciting. 8.past 含义：过去，过去的事情；过去的；在…之后 用法：名词（the past）或形容词（past events） 例句：We learn stories from the past in history class. 9.number 含义：数字；号码 用法：可数名词（a phone number） 例句：What's your phone number? 10.reason 含义：理由，原因（某事发生的解释） 用法：可数名词，固定搭配"the reason for..." 例句：The reason for his absence is illness. 11.remember 含义：记起；记住（将信息保留在记忆中） 用法：及物动词，接名词/不定式/从句 例句：Remember to bring your homework tomorrow. 12.as 含义：如同，作为（表示身份或角色）；当...时；由于 用法：介词，后接职业或身份名词 例句：She works as an English teacher. 13.good with 含义：灵巧的，擅长应付...（善于处理事物或与人相处） 用法：形容词短语，后接名词/代词 例句：He is good with children. 14.help sb with 含义：帮助某人（做某事） 用法：动词短语，后接具体事务名词 例句：Can you help me with my English project? 15.listen to 含义：倾听，听（注意声音或建议） 用法：动词短语，强调动作（⚠️区别：hear 强调结果） 例句：Listen to the teacher carefully in class. 16.good at 含义：擅长（具有某方面技能） 用法：形容词短语，后接名词/动词ing 例句：Lucy is good at drawing pictures. （二）中考题型练习 1. 单项选择 —Why do you like ______? —Because I enjoy studying mountains and rivers. A. biology B. geography C. history D. IT 【答案】B 【详解】geography研究地理环境（山脉河流），其他选项biology（生物）、history（历史）、IT（信息技术）不符语境。 2. 短语搭配 My sister is ______ children, so she wants to be a teacher. A. good at B. good with C. good for D. good to 【答案】B 【详解】good with表示"善于与人相处"，符合"当老师"的语境；good at强调技能。 3. 选词填空 Please ______ the instructions before using the machine. (listen to / hear) 【答案】listen to 【详解】listen to强调主动听的动作，hear侧重结果"听到"。 4. 完成句子 他擅长解决数学问题。 He ______ solving math problems. 【答案】is good at 【详解】固定短语be good at doing sth表示"擅长做某事"。 5. 改错题 The book is bored. I want to stop reading. 【答案】bored → boring 【详解】描述事物性质用boring（令人无聊的），bored形容人的感受。 6. 语境搭配 —I forgot my dictionary. —Don't worry! I can ______ you ______ mine. A. help; with B. listen; to C. remember; as D. good; at 【答案】A 【详解】help sb with sth表示"帮助某人某事"，符合"借词典"场景。 7. 完形填空 History helps us understand the ______. We learn how people lived long ago. A. past B. useful C. number D. exciting 【答案】A 【详解】历史研究过去事件（the past），其他选项词义不符。 8. 同义转换 She works as a doctor in the hospital. → She ______ a doctor in the hospital. 【答案】is 【详解】work as = be，表示"作为...身份工作"。 9. 句子翻译 请记住关灯。 【答案】Remember to turn off the lights. 【详解】remember to do sth表示"记住要做某事"（动作未发生）。 10. 阅读理解推断 根据句子选择标题： "This app teaches coding skills. It's very ______ for IT beginners." A. boring B. useful C. exciting D. past 【答案】B 【详解】useful（有用的）符合"对初学者有帮助"的语境，其他选项词义矛盾。 三、分层精练 （一）单项选择 1．This book is , and I want to read it again. A．boring B．fantastic C．handsome D．polite 【答案】B 【详解】句意：这本书太棒了，我想再读一遍。 考查形容词辨析。boring令人厌倦的；fantastic极好的，很棒的；handsome英俊的；polite有礼貌的。根据“and I want to read it again.”可知我想再读一遍是因为这本书很棒。故选B。 2．Mary likes studying insects, and her favorite subject is ________. A．art B．maths C．music D．biology 【答案】D 【详解】句意：玛丽喜欢研究昆虫，她最喜欢的学科是生物。 考查名词辨析。art艺术；maths数学；music音乐；biology生物学。昆虫属于生物范畴，研究昆虫与生物学相关。故选D。 3．—Why do you like history? —Because it’s ________ for me to learn about the past. A．useful B．boring C．difficult D．different 【答案】A 【详解】句意：——你为什么喜欢历史？——因为它对我了解过去是有用的。 考查形容词辨析。useful有用的；boring无聊的；difficult困难的；different不同的。根据“Why do you like history?”可知，此处是询问喜欢历史的原因，所以答语应该回答喜欢历史的原因，即“因为它对我了解过去是有用的”，所以应该用useful。故选A。 4．—Sam, what’s your favourite ________? —Red. A．day B．number C．subject D．colour 【答案】D 【详解】句意：——Sam，你最喜欢的颜色是什么？——红色。 考查名词辨析。day天；number数字；subject学科；colour颜色。根据回答“Red”可知，红色是一种颜色，所以这里应填colour。故选D。 5．My friend Mike has the same hobby ________ me. A．as B．so C．than D．for 【答案】A 【详解】句意：我的朋友迈克和我有相同的爱好。 考查固定搭配。as如同；so因此；than比；for为了。the same...as...“和……相同的……”，为固定搭配。故选A。 6．—Could you please help me ________ the picture on the wall？ —No problem. A．put off B．think of C．put up D．listen to 【答案】C 【详解】句意：——你能帮我把画挂在墙上吗？——没问题。 考查动词短语辨析。put off 推迟；think of 想到；put up张贴、挂起；listen to 听。由“the picture on the wall.”可知，指的是把画挂在墙上。故选C。 7．My mother eats little after 8 p. m. ________ she thinks it is healthy. A．so B．or C．because D．but 【答案】C 【详解】句意：我妈妈晚上8点以后吃得很少，因为她认为这样是健康的。 考查从属连词。so因此；or或者；because因为；but但是。根据“she thinks it is healthy.”可知后句解释了原因，用because引导原因状语从句。故选C。 8．The new film is ________. I don’t want to watch it again. A．interesting B．funny C．famous D．boring 【答案】D 【详解】句意：这部新电影很无聊。我不想再看了。 考查形容词辨析。interesting有趣的；funny有趣的；famous著名的；boring无聊的。根据“I don’t want to watch it again.”并结合选项可知，不想再看这部新电影，应是它很无聊。故选D。 9．—Why do you like reading? —________ books can open my mind and make me think. A．So B．And C．But D．Because 【答案】D 【详解】句意：——你为什么喜欢阅读？——因为书可以开阔我的思维，让我思考。 考查连词辨析。so因此；and和；but但是；because因为。根据“Why do you like reading?”可知，此处询问的是喜欢阅读的原因，应用because引导原因状语从句。故选D。 10．Peter’s new ping-pong bat is different ________ Linda’s but the same ________ mine. A．for; as B．from; to C．from; as D．of; to 【答案】C 【详解】句意：彼得的新乒乓球拍和琳达的不同，但和我的一样。 考查介词辨析。for为了；from来自；of……的；as像，如同；to到。根据“Peter’s new ping-pong bat is different…Linda’s but the same…mine.”的语境可知，此处指彼得的新乒乓球拍和琳达的不同，但和我的一样，be different from“不同于”，the same as…“与……一样”，是固定词组。故选C。 11．— Which subject do you like best, Jim? — ________ is my favorite. I’m interested in plants and animals. A．Geography B．History C．Biology D．Maths 【答案】C 【详解】句意：—— Jim，你最喜欢哪个学科？ ——生物是我的最爱。我对动植物都很感兴趣。 考查名词辨析。Geography地理；History历史；Biology生物；Maths数学。根据“plants and animals”可知，生物学科包含动植物。故选C。 12．—I don’t like maths. I think it is ________. —I think maths is useful. We should learn it well. A．bored B．boring C．interested D．interesting 【答案】B 【详解】句意：——我不喜欢数学。我认为它很无聊。  ——我认为数学很有用。我们应该学好它。 考查形容词辨析。bored感到无聊的，修饰人；boring令人无聊的，修饰物；interested感兴趣的，修饰人；interesting有趣的，修饰物。本句的主语it代指数学科目，主语是物，故排除A和C；根据“I don’t like maths.”可知，此处指数学无聊，我才不喜欢它。故选B。 13．—You like maths, don’t you? —Yes, it’s hard for me but ________. A．useful B．difficult C．easy D．boring 【答案】A 【详解】句意：——你喜欢数学，是吗？——是的，对我来说很难但很有用。 考查形容词辨析。useful有用的；difficult困难的；easy简单的；boring无聊的。根据“Yes, it’s hard for me but…”可知，此处表示转折，说的是很难但是很有用。故选A。 14．—Why do you like Chinese? —________ I can read many beautiful passages. A．Because B．And C．But 【答案】A 【详解】句意：——你为什么喜欢中文？——因为我可以阅读许多优美的段落。 考查连词辨析。Because因为；And和；But但是。根据“Why”可知问原因，连词用Because。故选A。 15．—I like Mr Li, our ________ teacher. He is kind and interesting. —Me, too. We can learn a lot about plants and animals from him. A．geography B．history C．Chinese D．biology 【答案】D 【详解】句意：——我喜欢李老师，我们的生物老师。他很和蔼，很有趣。——我也是。我们可以从他那里学习很多关于动植物的知识。 考查名词辨析。geography地理；history历史；Chinese语文；biology生物。根据“We can learn a lot about plants and animals from him.”可知，在生物课上可以学到关于动植物的知识。故选D。 （二）单词拼写 16．Bob is very good with n , so it is easy for him to learn maths well. 【答案】(n)umbers 【详解】句意：Bob对数字很擅长，所以对他来说学好数学很简单。根据“so it is easy for him to learn maths well.”及首字母提示可知，句中“maths”是数学，学好数学肯定与数字有关，此处应填可数名词number“数字”，由于空格前没有限定词，所以用复数，表泛指。故填(n)umbers。 17．Tang Wenwen is my aunt. Tang is her family name her first name is Wenwen. 【答案】and 【详解】句意：唐文文是我的婶婶。唐是她的姓，她的名字是文文。此处需要连接两个独立的句子，应用连词“and”连接，故填and。 18．Wu Dong is (擅长) playing basketball. 【答案】 good at 【详解】句意：吴东擅长打篮球。be good at表示“擅长”，为固定短语。故填good；at。 19．Writing letters seems to be a thing of the /pɑːst/. 【答案】past 【详解】句意：写信似乎是过去的事情。根据句意和音标可知，此空应填past“过去”，a thing of the past“过去的事情”。故填past。 20．Some students like to music at weekends. (听) 【答案】listen to 【详解】句意：一些学生喜欢在周末听音乐。listen to music“听音乐”；like to do sth.“喜欢做某事”，空处使用动词原形。故填listen to。 21．Most boys like PE class. They think it’s (excite). 【答案】exciting 【详解】句意：大多数男孩喜欢体育课。他们认为这很令人兴奋。根据“They think it’s”可知，此处应该填形容词exciting“令人兴奋的”，作表语。故填exciting。 22．My favourite subject is b because I want to be a doctor. 【答案】(b)iology 【详解】句意：我最喜欢的科目是生物学，因为我想成为一名医生。根据“because I want to be a doctor”以及首字母提示可知，与成为医生相关的学科是“生物学”，biology“生物学”符合句意。故填(b)iology。 23．Please r to turn off the light when you leave the classroom. 【答案】(r)emember 【详解】句意：当你离开教室时，请记得关灯。根据“...to turn off the light when you leave the classroom”以及首字母提示可知，此处表达“记得去做某事”，remember“记得”符合句意，remember to do sth.表示“记得去做某事，祈使句动词原形开头。故填(r)emember。 24．I don’t like watching this TV show. It’s (bored). 【答案】boring 【详解】句意：我不喜欢看这个电视节目，它很无聊。bored“厌烦的”，形容词；此处应用形容词作表语，表示主语“It”的特征，“It”指代上文“TV show”，表示事物的特征应用boring“乏味的”。故填boring。 25．Are you interested in reading books about (history) figures? 【答案】historical 【详解】句意：你对阅读有关历史人物的书感兴趣吗？根据“figures”可知，此处需要一个形容词来修饰名词，history“历史”的形容词形式historical“历史的”符合句意。故填historical。 26．Teng Fei likes Monday b he can have P.E. and English lessons. 【答案】(b)ecause 【详解】句意：腾飞喜欢星期一因为他可以上体育课和英语课。根据首字母提示及前后句关系可知，此处是因果关系，需填连词because“因为”，表原因。故填(b)ecause。 27．Try to (记住) the new words we learned today. 【答案】remember 【详解】句意：尽力记住我们今天学的新单词。“记住”remember，try to do“尽力做某事”，故用动词原形。故填remember。 28．Can you tell me the (原因) why leaves turn yellow during autumn? 【答案】reason 【详解】句意：你能告诉我树叶在秋天变黄的原因吗？根据“Can you tell me…during autumn?”和中文提示可知，reason意为“原因；理由”，符合语境，故填reason。 29．My father wants to buy a map to help me learn g well. 【答案】(g)eography 【详解】句意：我父亲想买一张地图来帮助我学好地理。根据“buy a map to help me learn...”和首字母g可知，用地图学地理，名词geography“地理”符合题意。故填(g)eography。 30．I think learning English is very (use). 【答案】useful 【详解】句意：我认为学习英语非常有用。use“使用”，动词/名词；根据“learning English”可知，学习英语是有用的，应用形容词useful“有用的”作表语。故填useful。 （三）完成句子 31．it’s, father, because, likes, my, soccer, interesting (.) . 【答案】My father likes soccer because it’s interesting 【详解】根据所给单词和标点可知，本句为陈述句。My father“我的爸爸”，在句中作主语，位于句首，首字母大写；likes“喜欢”，作谓语；soccer“足球”，作宾语，because“因为”，连词；it’s interesting“它很有趣”。故填My father likes soccer because it’s interesting“我的爸爸喜欢足球，因为它很有趣”。 32．It’s useful. My English teacher is really nice. (用and连接成一个句子) 【答案】It’s useful and my English teacher is really nice. 【详解】句意：它很有用。我的英语老师真的很好。and连接两个并列的分句，前后句意是顺承关系。前一个分句表达“它很有用”，第二个分句表达“我的英语老师真的很好”。故填It’s useful and my English teacher is really nice. 33．the, history, we, about, of, learn, war, can . 【答案】We can learn about the history of war 【详解】根据所给标点可知应用陈述句的形式，分析所给单词，we作主语；can是情态动词，后接动词原形learn作谓语，learn about“了解”；the history of war作宾语。故填We can learn about the history of war“我们可以了解战争的历史”。 34．We have PE and art today. (对划线部分提问) do you have today? 【答案】 What subjects 【详解】句意：我们今天有体育课和美术课。划线部分表示两个学习科目，所以用what subjects“什么科目”提问，句首单词首字母大写。故填What；subjects。 35．My favourite subject is English. (对划线部分提问) favourite subject? 【答案】 What is your 【详解】句意：我最喜欢的学科是英语。划线部分English属于学科，是一种事物，用what来提问，句首首字母大写，原句中动词为is，问句中将is放于主语之前，且形容词性物主代词My要改为your。故填What；is；your。 36．I like music because it is interesting. (对画线部分提问) like music? 【答案】 Why do you 【详解】句意：我喜欢音乐，因为它很有趣。划线部分表示原因，对其提问用特殊疑问词why，原句是一般现在时，主语是I，变成疑问句要用助动词do，且要把助动词放在主语前，陈述句的主语I在变成疑问句时要用you替换。故填Why；do；you。 37．那个高个子男生擅长篮球吗？ Is ? 【答案】the tall boy good at playing basketball 【详解】对照中英文，该句是一般现在时，the tall boy“那个高个子男生”；be good at doing“擅长某事”；play basketball“打篮球”。故填the tall boy good at playing basketball。 38．Frank does sports every day so he is strong. (用because改写) 【答案】Frank is strong because he does sports every day. 【详解】句意：弗兰克每天都做运动，所以他很强壮。原句是so连接的表示因果关系的并列复合句，“Frank does sports every day”是原因，“he is strong”是结果。根据题干要求，用because改写句子，because引导原因状语从句，要用because解释他强壮的原因，所以本句应表达为“弗兰克很强壮，因为他每天都做运动”，句子时态为一般现在时，主句是Frank is strong，后面接because引导的原因状语从句，从句主语是he，谓语动词用第三人称单数形式does，宾语sports，every day是时间状语，放句末。故填Frank is strong because he does sports every day. 39．Lucy likes playing the guitar. Lucy doesn’t like playing the erhu.（合并为一句） Lucy likes playing the guitar she doesn’t like playing the erhu. 【答案】but 【详解】句意：露西喜欢弹吉他。露西不喜欢拉二胡。根据“Lucy likes playing the guitar…she doesn’t like playing the erhu.”及汉语提示可知，两个句子的主语，谓语等成分均相同，唯一不同的在于宾语，一个为“guitar”，另一个为“erhu”。两个句子之间应该用并列连词进行连接，且两句话之间的逻辑关系为转折关系，空处应用并列连词“but”连接。故填but。 40．你们哪天有历史课？ Which day do you have classes? 【答案】history 【详解】根据中英文比对可知，缺“历史”，history“历史”。故填history。 41．她是我最喜欢的老师，因为她努力工作使她的课有趣。 She’s my favorite teacher she hard to make the class interesting. 【答案】 because works 【详解】因为：because，引导原因状语从句；工作：work，句子用一般现在时，主语是she，谓语动词用三单。故填because；works。 42．doesn’t like, because, to, boring, he, music, him, it’s . 【答案】He doesn’t like music because it’s boring to him 【详解】根据所给词及标点可知，此句为陈述句，he“他”，句首首字母大写；doesn’t like“不喜欢”；music“音乐”；because“因为”；it’s“它是”；boring“无聊的”；to him“对他来说”。故填He doesn’t like music because it’s boring to him“他不喜欢音乐，因为这对他来说很无聊”。 （四）补全对话 从下列选项中选取适当的句子完成对话 A: Lisa, what’s your next class? B: History. 43 A: Why do you like it? B: 44 Do you know what’s special about today’s history class? A: No, what? B: We’re going to learn about Tang Dynasty (唐朝) with my favourite teacher Mr. Li. A: Wow, that sounds fun! B: Yes, Mr. Li always tells us historical stories. 45 A: My favourite subject is English. It’s useful for talking with people. 46 B: No wonder you are good at English. Do you like maths? A: Not really. 47 B: Maybe I can help you with the problems because I do well in maths. A: You’re so kind. Let’s study together after school. A．And my English teacher is really kind. B．What’s your favourite subject? C．Because it’s interesting to learn about the past. D．It’s my favourite subject. E．I’m not good with numbers and I can’t work out the difficult problems. 【答案】43．D 44．C 45．B 46．A 47．E 【导语】本文是Lisa和同学关于课程喜好的对话。 43．根据上文“History.”和下文“Why do you like it?”可知，此处提及喜欢历史，选项D“这是我最喜欢的科目。”符合语境。故选D。 44．根据上文“Why do you like it?”可知，此处回答原因，选项C“因为了解过去很有趣。”符合语境。故选C。 45．根据下文“My favourite subject is English.”可知，此处询问对方最喜欢什么科目，选项B“你最喜欢的科目是什么？”符合语境。故选B。 46．根据上文“My favourite subject is English. It’s useful for talking with people.”可知，此处补充说明喜欢英语的原因，选项A“我的英语老师真的很善良。”符合语境。故选A。 47．根据上文“Do you like maths?”和“Not really.”可知，此处补充说明不喜欢数学的原因，选项E“我不擅长数字，我不能解决难题。”符合语境。故选E。 1 学科网（北京）股份有限公司 $ Unit 4 My favourite Subject. Section A （语法讲解+词汇突破+分层精练） 目 录 一、语法讲解：连词and,but,because的功能和用法 1 （一）and,but,because语法知识精要 1 （二）三连词对比表 2 （三）中考题型练习 2 二、词汇突破 3 （一）词汇讲解 3 （二）中考题型练习 5 三、分层精练 6 （一）单项选择 6 （二）单词拼写 8 （三）完成句子 8 （四）补全对话 9 一、语法讲解：连词and,but,because的功能和用法 （一）and,but,because语法知识精要 1. and（和，并且） 功能：表并列、顺承或递进，连接相同成分（词、短语、句子）。 用法： 连接并列主语/宾语：Tom and Mary are students. 连接动作顺序：He opened the door and walked in. 用于“祈使句 + and”表条件：Work hard, and you’ll succeed.（努力就会成功） 2. but（但是，然而） 功能：表转折或对比，强调前后语义相反。 用法： 连接对立内容：She is tired, but she keeps working. 易错点：不与 though/although 连用（× Though it rained, but we went out.） 3. because（因为） 功能：表因果关系，引导原因状语从句。 用法： 回答“why”：He stayed home because he was ill. 易错点：不与 so 连用（× Because he was late, so he missed the bus.） （二）三连词对比表 连词 作用 例句 常见搭配 and 并列/递进 I like apples and oranges. both...and... but 转折 It’s cheap, but high-quality. not...but... because 原因 She cried because she was hurt. because of + 名词 （三）中考题型练习 单项选择。 1. You’d better leave now, ______ you’ll miss the bus. A. and B. but C. or D. because 2. The story is long ______ interesting. A. but B. because C. or D. and 3. —Why didn’t Lucy come? —______ she was busy. A. And B. But C. Because D. Or 4. He tried hard, ______ he failed the exam. A. and B. because C. but D. or 5. Keep practicing, ______ your English will improve. A. and B. but C. because D. or 6. I like pandas ______ they are cute. A. though B. but C. because D. or 7. She didn’t buy the dress ______ it was too expensive. A. so B. and C. because D. but 8. Tom is young, ______ he knows a lot. A. and B. because C. but D. or 9. Be quick, ______ we’ll be late for the meeting. A. and B. or C. but D. because 10. I enjoy reading ______ it helps me relax. A. but B. because C. and D. or 二、词汇突破 （一）词汇讲解 1.biology 含义：生物学（研究生物的科学） 用法：学科名词，首字母常小写 例句：We study plants and animals in biology class. 2.IT 含义：信息技术（Information Technology缩写） 用法：学科名词，常作不可数名词 例句：IT teaches us computer skills. 3.geography 含义：地理学（研究地球环境的科学） 用法：学科名词，常与介词"in"连用 例句：She loves maps, so geography is her favorite subject. 4.history 含义：历史，历史课，历史学（研究过去事件的科学） 用法：学科名词，"the past"的同义替换 例句：We learn about Chinese history from textbooks. 5.boring 含义：乏味的，令人生厌的，无聊的（令人厌烦的） 用法：形容词，描述事物性质（⚠️区别：bored 形容人） 例句：Some students think math is boring. 6.useful 含义：有益的，有用的（具有实用价值的） 用法：形容词，常接"for + 名词"或"to + 动词原形" 例句：Dictionaries are useful for learning new words. / It's useful to review notes daily. 7.exciting 含义：令人激动的；使人兴奋的（引发兴趣的） 用法：形容词，描述事物（⚠️区别：excited 形容人） 例句：The football game is exciting. 8.past 含义：过去，过去的事情；过去的；在…之后 用法：名词（the past）或形容词（past events） 例句：We learn stories from the past in history class. 9.number 含义：数字；号码 用法：可数名词（a phone number） 例句：What's your phone number? 10.reason 含义：理由，原因（某事发生的解释） 用法：可数名词，固定搭配"the reason for..." 例句：The reason for his absence is illness. 11.remember 含义：记起；记住（将信息保留在记忆中） 用法：及物动词，接名词/不定式/从句 例句：Remember to bring your homework tomorrow. 12.as 含义：如同，作为（表示身份或角色）；当...时；由于 用法：介词，后接职业或身份名词 例句：She works as an English teacher. 13.good with 含义：灵巧的，擅长应付...（善于处理事物或与人相处） 用法：形容词短语，后接名词/代词 例句：He is good with children. 14.help sb with 含义：帮助某人（做某事） 用法：动词短语，后接具体事务名词 例句：Can you help me with my English project? 15.listen to 含义：倾听，听（注意声音或建议） 用法：动词短语，强调动作（⚠️区别：hear 强调结果） 例句：Listen to the teacher carefully in class. 16.good at 含义：擅长（具有某方面技能） 用法：形容词短语，后接名词/动词ing 例句：Lucy is good at drawing pictures. （二）中考题型练习 1. 单项选择 —Why do you like ______? —Because I enjoy studying mountains and rivers. A. biology B. geography C. history D. IT 2. 短语搭配 My sister is ______ children, so she wants to be a teacher. A. good at B. good with C. good for D. good to 3. 选词填空 Please ______ the instructions before using the machine. (listen to / hear) 4. 完成句子 他擅长解决数学问题。 He ______ solving math problems. 5. 改错题 The book is bored. I want to stop reading. 6. 语境搭配 —I forgot my dictionary. —Don't worry! I can ______ you ______ mine. A. help; with B. listen; to C. remember; as D. good; at 7. 完形填空 History helps us understand the ______. We learn how people lived long ago. A. past B. useful C. number D. exciting 8. 同义转换 She works as a doctor in the hospital. → She ______ a doctor in the hospital. 9. 句子翻译 请记住关灯。 10. 阅读理解推断 根据句子选择标题： "This app teaches coding skills. It's very ______ for IT beginners." A. boring B. useful C. exciting D. past 三、分层精练 （一）单项选择 1．This book is , and I want to read it again. A．boring B．fantastic C．handsome D．polite 2．Mary likes studying insects, and her favorite subject is ________. A．art B．maths C．music D．biology 3．—Why do you like history? —Because it’s ________ for me to learn about the past. A．useful B．boring C．difficult D．different 4．—Sam, what’s your favourite ________? —Red. A．day B．number C．subject D．colour 5．My friend Mike has the same hobby ________ me. A．as B．so C．than D．for 6．—Could you please help me ________ the picture on the wall？ —No problem. A．put off B．think of C．put up D．listen to 7．My mother eats little after 8 p. m. ________ she thinks it is healthy. A．so B．or C．because D．but 8．The new film is ________. I don’t want to watch it again. A．interesting B．funny C．famous D．boring 9．—Why do you like reading? —________ books can open my mind and make me think. A．So B．And C．But D．Because 10．Peter’s new ping-pong bat is different ________ Linda’s but the same ________ mine. A．for; as B．from; to C．from; as D．of; to 11．— Which subject do you like best, Jim? — ________ is my favorite. I’m interested in plants and animals. A．Geography B．History C．Biology D．Maths 12．—I don’t like maths. I think it is ________. —I think maths is useful. We should learn it well. A．bored B．boring C．interested D．interesting 13．—You like maths, don’t you? —Yes, it’s hard for me but ________. A．useful B．difficult C．easy D．boring 14．—Why do you like Chinese? —________ I can read many beautiful passages. A．Because B．And C．But 15．—I like Mr Li, our ________ teacher. He is kind and interesting. —Me, too. We can learn a lot about plants and animals from him. A．geography B．history C．Chinese D．biology （二）单词拼写 16．Bob is very good with n , so it is easy for him to learn maths well. 17．Tang Wenwen is my aunt. Tang is her family name her first name is Wenwen. 18．Wu Dong is (擅长) playing basketball. 19．Writing letters seems to be a thing of the /pɑːst/. 20．Some students like to music at weekends. (听) 21．Most boys like PE class. They think it’s (excite). 22．My favourite subject is b because I want to be a doctor. 23．Please r to turn off the light when you leave the classroom. 24．I don’t like watching this TV show. It’s (bored). 25．Are you interested in reading books about (history) figures? 26．Teng Fei likes Monday b he can have P.E. and English lessons. 27．Try to (记住) the new words we learned today. 28．Can you tell me the (原因) why leaves turn yellow during autumn? 29．My father wants to buy a map to help me learn g well. 30．I think learning English is very (use). （三）完成句子 31．it’s, father, because, likes, my, soccer, interesting (.) . 32．It’s useful. My English teacher is really nice. (用and连接成一个句子) 33．the, history, we, about, of, learn, war, can . 34．We have PE and art today. (对划线部分提问) do you have today? 35．My favourite subject is English. (对划线部分提问) favourite subject? 36．I like music because it is interesting. (对画线部分提问) like music? 37．那个高个子男生擅长篮球吗？ Is ? 38．Frank does sports every day so he is strong. (用because改写) 39．Lucy likes playing the guitar. Lucy doesn’t like playing the erhu.（合并为一句） Lucy likes playing the guitar she doesn’t like playing the erhu. 40．你们哪天有历史课？ Which day do you have classes? 41．她是我最喜欢的老师，因为她努力工作使她的课有趣。 She’s my favorite teacher she hard to make the class interesting. 42．doesn’t like, because, to, boring, he, music, him, it’s . （四）补全对话 从下列选项中选取适当的句子完成对话 A: Lisa, what’s your next class? B: History. 43 A: Why do you like it? B: 44 Do you know what’s special about today’s history class? A: No, what? B: We’re going to learn about Tang Dynasty (唐朝) with my favourite teacher Mr. Li. A: Wow, that sounds fun! B: Yes, Mr. Li always tells us historical stories. 45 A: My favourite subject is English. It’s useful for talking with people. 46 B: No wonder you are good at English. Do you like maths? A: Not really. 47 B: Maybe I can help you with the problems because I do well in maths. A: You’re so kind. Let’s study together after school. A．And my English teacher is really kind. B．What’s your favourite subject? C．Because it’s interesting to learn about the past. D．It’s my favourite subject. E．I’m not good with numbers and I can’t work out the difficult problems. 1 学科网（北京）股份有限公司 $