必修三第一章练习题

必修三英语unit1试题及答案一、单选题（每题2分，共20分）1. According to the passage, which of the following is NOT true?A. The author enjoys reading books.B. The author prefers watching movies to reading books.C. The author thinks movies are more entertaining.D. The author believes books offer more depth.答案：B2. What does the author think about the future of books?A. They will be replaced by electronic books.B. They will continue to be popular.C. They will become more expensive.D. They will be less popular than movies.答案：B3. What is the main reason the author prefers books to movies?A. They can be more affordable.B. They can be more interactive.C. They can be more thought-provoking.D. They can be more visually appealing.答案：C4. Which of the following statements is true about movies?A. They are always more expensive than books.B. They can be less engaging than books.C. They can be more accessible than books.D. They can be more intellectually stimulating than books.答案：C5. What does the author suggest about the relationshipbetween books and movies?A. They are in competition with each other.B. They can complement each other.C. They are becoming more similar.D. They are becoming more distinct.答案：B6. What is the author's opinion on the importance of imagination?A. It is essential for enjoying books.B. It is not necessary for movies.C. It is a skill that is fading away.D. It is a skill that is becoming more important.答案：A7. What does the author imply about the future of imagination?A. It will become less important.B. It will become more important.C. It will be replaced by technology.D. It will be lost due to movies.答案：B8. What is the main purpose of this passage?A. To persuade readers to read more books.B. To compare the advantages of books and movies.C. To discuss the future of books and movies.D. To argue that books are better than movies.答案：B9. Which of the following is an example of a book that has been made into a movie?A. "The Great Gatsby"B. "1984"C. "To Kill a Mockingbird"D. All of the above答案：D10. What does the author suggest about the experience of reading a book?A. It is more passive than watching a movie.B. It requires more effort than watching a movie.C. It is more enjoyable than watching a movie.D. It is less engaging than watching a movie.答案：B二、完形填空（每题1分，共10分）阅读下面的短文，掌握其大意，然后从11-20各题所给的A、B、C、D 四个选项中，选出最佳选项。

高中英语必修三第一单元练习题（1）一．单项选择：1.We had a party to ________mother’ s silver wedding.A. congratulateB. celebrateC. winD. defend2． After the class was over，Li Ping apologized ________ the teacher ________ his coming late.A ． for; toB ． because; to C． to; because D ． to; for3.The government tried its best to _____ the people’ s needs, but the peoplenotwere still. In fact, what the government did was not________.A. satisfy; satisfied; satisfyingB. satisfy; satisfying; satisfiedC. satisfied; satisfied; satisfyingD. satisfying; satisfied; satisfied4． The photos ________ me ________ what we did together during our holidays.A ． say; aboutB ． remind; ofC ． tell; with D． remind; /5.When I saw Jane, I stopped and smiled,but she________me and walked on.A. refusedB.ignoredC. missedD. dropped6.Don’ t trust him. He doesn’ t________.A. break his wordB. keep his wordC. waste her wordD. eat her word7.The information was a________to make us fall into the enemy’ s trap.A. trickB. feastC. wayD. means8.We are busy now because we are________ some information about the experiment.A. gettingB. lookingC. thinkingD. gathering9.There is a party tonight________our new English teacher, Mrs Mclaughlin.A. thanks toB. in place ofC. in honor ofD. because of10.You don ’ t need to________, just to go to the pub-jeans and a T-shirt will do.A. dress upB. take upC. look upD. send up11.The government set up a monument ________ the heroes who died in the war.A. in need ofB. instead ofC. in memory ofD. in want of12． All of the guests had arrived by 9 o'clock，but the host didn't ________ until 15 minutes later.A ． turn down B． turn in C ． turn up D． turn out13．— When does the ceremony ________ ？ All the boys and girls are waiting for it.— Sorry ， I have no idea.A. happen B． take place C． take part in D． turn up二、同步语法1. Tom, you________leave all your clothes onthe floor like this!A. wouldn ’tB. mustn ’ tC. needn ’ tD. may not2. John, look at the time. _______ you play the piano at such a late hour?A. MustB. CanC. MayD. Need3. — Will you stay for lunch?— Sorry,_______, my brother is coming to see me.4— Tom graduated from college at a very young age.— Oh, he_______ have been a very smart boy then.A. couldB. shouldC. mightD. must5. ------Where are you going for your holidays?------- I haven't decided yet. I ___ go to England.A. canB. mayC. mustD. ought to6.— I sn ’ t that Ann’ s husband over there?—No, it ______ be him- I ’ m sure he doesn’ t wear glasses.A. can’ tB. must notC. won ’ tD. may not7. There ’ s no light on they —be at home.A. can’ tB. mustn’ tC. needn’ tD. shouldn’t8.Don't ring me up between 3 and 4.I ________ an important talk with the boss then.A ． have had B． Have C． would have D． will be having9.What _____it is to play with snow.A. a funB. the funC. funnyD. fun三、词汇练习：1. More and more ___________ (农业)products are being shipped abroad.2. He travelled around ___________ (收集) facts about folk songs.3.We talked about different _______( 社会 )problems, such as education and unemployment.4.How will you __________( 庆祝 )the coming New Year?5.I ’ ll tell him the news on his _________( 到达 )6.He doesn ’ t depend on his parentsfor money and lives a life of i___________.7.My heart beats faster whenever I see our n_______ flag raised.8.France and Germany are both E____________ countries.9.The poor man died of s_____________ because of lack of food.10.The o ___________ of this custom is unknown三。

必修三unit1试题及答案一、选择题（每题2分，共10分）1. What does the word "phenomenon" mean in English?A. 现象B. 理论C. 观察D. 假设答案：A2. Which of the following is NOT a characteristic of a scientific method?A. ObservationB. HypothesisC. ExperimentD. Guess答案：D3. According to the textbook, which of the following is a step in the scientific method?A. Forming a hypothesisB. Drawing a conclusionC. Making a guessD. Asking a question答案：D4. What is the first step in the scientific method?A. ExperimentationB. ObservationC. HypothesisD. Conclusion答案：B5. What is the purpose of an experiment in the scientific method?A. To prove a hypothesisB. To disprove a hypothesisC. To test a hypothesisD. To form a hypothesis答案：C二、填空题（每题2分，共10分）1. The scientific method involves making observations, forming _______, testing those hypotheses, and drawing conclusions.答案：hypotheses2. In the scientific method, a(n) ______ is an educated guess about the answer to a question.答案：hypothesis3. The scientific method requires that experiments be repeated to ensure the results are ______.答案：reliable4. The process of the scientific method begins with a(n)______.答案：question5. A controlled experiment is one in which all variables arekept constant except for the ______.答案：independent variable三、简答题（每题5分，共20分）1. Describe the steps of the scientific method.答案：The scientific method typically involves the following steps: observation, asking a question, forming a hypothesis, designing an experiment, conducting the experiment, analyzing data, drawing conclusions, and communicating results.2. What is the difference between a hypothesis and a theory? 答案：A hypothesis is a tentative explanation for a phenomenon, which can be tested through experimentation. A theory, on the other hand, is a well-substantiated explanation of some aspect of the natural world, based on empirical evidence and repeated testing.3. Why is it important to repeat experiments in thescientific method?答案：Repeating experiments is important to ensure the reliability and validity of the results. It helps to eliminate potential errors and biases, and it strengthens the confidence in the conclusions drawn from the data.4. Explain the role of variables in an experiment.答案：In an experiment, variables are the factors that can be changed or controlled. They are essential for testing hypotheses and drawing conclusions. There are typically two types of variables: independent variables, which are manipulated by the researcher, and dependent variables, which are measured to see how they change in response to theindependent variable.四、论述题（每题10分，共20分）1. Discuss the importance of the scientific method in the advancement of knowledge.答案：The scientific method is crucial for the advancement of knowledge because it provides a systematic and logical approach to understanding the natural world. It allows researchers to make predictions, test those predictions, and refine their understanding based on evidence. This methodological rigor helps to ensure that conclusions are based on objective data rather than personal beliefs or biases, leading to more reliable and accurate knowledge.2. How does the scientific method help in solving real-world problems?答案：The scientific method aids in solving real-world problems by providing a structured approach to identify, investigate, and address issues. It enables researchers to ask relevant questions, develop hypotheses, and conduct experiments to test those hypotheses. Through this process, they can gather data, analyze results, and draw conclusions that can inform practical solutions. This method also promotes critical thinking and problem-solving skills, which are essential for addressing complex challenges in various fields.。

班级：姓名：分数：必修3 第一章人体的内环境与稳态一、单选题1．人体的内环境是指A．组织液 B．血液 C．细胞内液 D．细胞外液2．与人体细胞直接进行物质交换的是A．体液 B．细胞内液 C．细胞外液 D．消化液3．对内环境的叙述，正确的是A．内环境指的是体液 B．内环境指的是细胞外液C．内环境指的是细胞内液 D．内环境指的是组织液、血浆和体腔液4.下列有关内环境的说法中不正确的是A．内环境中含量最多的成分是蛋白质B．血浆渗透压的大小主要与无机盐和蛋白质的含量有关C．正常人血浆PH稳定在7.35~7.45之间，与内环境中含有的HCO3－、HPO42－等离子有关D．人体细胞外液的温度一般维持在在37O C左右，即人体的正常体温5．对血浆、组织液和淋巴三者间的物质联系表述正确的是6．在下列物质中，不属于人体内环境组成成分的是A．血红蛋白 B．葡萄糖和胰岛素 C．二氧化碳和氧 D．氨基酸7．下列属于哺乳动物和人体“内环境”的是A．肺泡腔内的气体B．小肠腔内的消化液C．心室腔内的血浆D．膀胱腔内的尿液8．下列各项中，可视为物质进入内环境的实例的是A．精子进入输卵管腔B．牛奶被饮入胃中C．氧进入血液中的红细胞里D．胰岛素被注射到皮下组织中9．人静脉注射时所用的生理盐水的浓度必须与血浆浓度基本相同，其中原因是A．维持内环境渗透压的稳定 B．是体内增加水分C．是体内增加无机盐 D．是体内营养物质保持稳定10.长时间运动引起机体缺氧时，血液pH的变化趋势、引起pH变化的物质、能起缓冲作用的物质分别是A．降低、CO2、Na2CO3 B．降低、乳酸、NaHCO3C．升高、CO2、H2CO3 D．升高、乳酸、NaHCO311高等动物体内细胞从外界获得营养物质的途径是A．外界食物→循环系统→消化系统→内环境→细胞B．外界食物→消化系统→循环系统→内环境→细胞C．外界食物→内环境→消化系统→循环系统→细胞D．外界食物→循环系统→内环境→消化系统→细胞12．下列关于内环境稳态的叙述，不正确的是Ａ．内环境的理化性质是相对稳定的Ｂ．内环境稳态是由体内各种调节机制所维持的Ｃ．内环境的理化性质是恒定不变的Ｄ．内环境稳态不能维持，机体生命活动就会受到威胁13．下列各项中不属于影响稳态的因素是Ａ．温度Ｂ．酶Ｃ．pＨＤ．渗透压14．人体内环境必须保持相对稳定状态，才能保证组织细胞正常的生命活动。