Unit 2 Let’s Talk Teens 单元话题语法填空练习-2024-2025学年高一英语必修第一册单元重难点易错题精练（译林版2020）

Unit 2 Let’s Talk Teens 单元话题语法填空练习 （23-24高一上·江苏苏州·期中）语法填空 How are you getting along in your senior high school? It may be hard for you as this is the first time that you 1 (leave) your parents. You may often feel lonely and anxious, having trouble 2 (communicate) with others. That’s because you are new here 3 people don’t know about you. But I think you can overcome the 4 (difficult) if you follow the advice below. First, you should take 5 active part in the discussions and show your own opinions, and at the same time, learn to listen to other people’s views 6 (careful). Second, you should learn about your classmates’ likes and dislikes to get on 7 them. Only in this way can you get to know more different people and show them that you are just as 8 (friend). Last but not least, join in more after-class activities 9 will help you make more friends and enrich your school life. There’ s no need 10 (worry) too much. As long as you have confidence in yourself, you can adjust to the new life quickly. （23-24高一上·江苏徐州·阶段练习）语法填空 Here are some suggestions for you, which may help you enjoy your school life better. As senior high school students, going from junior high school to senior high school is really 11 (challenge) and you will be living a very busy life. So first of all, you should arrange your time properly. You’d better make a suitable schedule so that you know when to study, exercise and rest. Only in this way can you make good use of every minute. Besides, you have to think very 12 (careful) about which courses you want to take. When you have a problem you can’t work out alone, you’d better turn to your teachers or classmates for help. Furthermore, you may have difficulty in choosing after-class 13 (activity). Some of you may would like 14 (join) the school football team, but you have to consider whether you play well enough. If not, you should practice more after school 15 your own, trying to make the team next year. Never quit! Some students choose to join a volunteer club, 16 will give them good chances to help homeless people and challenge 17 (them). As senior high school students, you have to study 18 (hard) than before and get used to being responsible 19 a lot of things. Studying hard isn’t always fun, but you will be well prepared for university and whatever comes in the future. I hope the suggestions above will help you go through 20 rich and colorful school life. （23-24高一上·江苏南京·阶段练习）阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。 Everyone makes 21 mistake at some point, but when we hurt our parents 22 love us all their life, it’s especially heartbreaking. The good news is that their big hearts have room for forgiveness if we just ask. Anna, a senior high school student, argued with her parents, and she 23 (write) a letter to his parents for forgiveness yesterday. Dear Mom and Dad. I’m sorry about my argument with you. I haven’t been the girl as you are expecting. My behavior was impolite. All I have done was just so stupid. I haven’t been focusing 24 what is more important. The two of you are always working hard for my brother and me. I’m sorry to miss the understanding of how hard you have been working for our family, and I just didn’t value anything I have. I now realize how you want everything to be perfect for 25 (we). It is wrong of me 26 (take) advantage of you giving me the first, the second, and the 27 (three) chances. I know if I keep 28 (perform) badly like this, I will never be a winner in the future. I want to go to college, and I want to make you take 29 (proud) in me. I promise to do better from now on. Yours, Anna. Such an apology(道歉) letter is a 30 (use) way to start a conversation, and Anna’s parents forgave her. （23-24高一上·江苏·阶段练习）阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。 Every day many teens wake up frightened of 31 (go) to school. School bullying (校园欺凌) is a problem 32 affects millions of students, and it makes everyone 33 (worry), not just the kids. Yet because parents, teachers and other adults don’t always see it, they may not understand how bad bullying can be. School bullying can threaten students’ physical and mental 34 (safe) at school and can influence their ability to learn. There 35 (be) a number of things you can do to make schools safe and prevent bullying. For younger kids, the best way of solving the bullying problem is to tell 36 trusted adult. For teens, the tell-an-adult way depends on the bullying situation. If you see or hear someone being beaten, you should step in 37 (stop) the bullying right away. If you cannot stop it by 38 (you), then find someone who can. It is important to keep the bully away from the person he or she is bullying. Do not force the two parties to be in the same room together. Bullying is a problem that can cause serious damage unless the problem 39 (solve) in time. Take any bullying that you hear about very 40 (serious). You might even need to call the police in some situations. （23-24高一上·广西钦州·阶段练习）阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。 As a new senior high school student, you will meet a lot of challenges. The following 41 (be) some tips to help you lead a meaningful life. Firstly, it is important for you 42 (make) the most of amazing resources in the school to realize your potential. At the same time, make great 43 (effort) to get over difficulties and seize every opportunity to improve 44 (you) ability. The more knowledge you acquire, the more confidence you will have. Secondly, keep in mind 45 good study habits, useful skills and a positive attitude are of equal 46 (important). Plan your study 47 (careful) and focus on your lessons in class. After class you’d better exchange words 48 your classmates to improve your communication skills. In a word, learn to balance between your study 49 hobbies and work out a reasonable plan. Soon, you will be 50 outstanding individual! （23-24高一上·甘肃武威·期中）阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。 Tom is an eight-year-old boy. He works hard at his subjects. His teachers and parents like him very much, but he has a much 51 (big) head than others. Many people think he is 52 very funny boy. Last year, he 53 (spend) ten days in his uncle’s home on summer vacation. His uncle lives 54 a mountain village. 55 it’s about four hundred miles away from his city, he had to take a train. When he arrived at the train station in a small town, his uncle waited for him and took him to 56 (him) house by bike. Tom made some 57 (friend) soon. They played games and swam in the river 58 (happy). But one afternoon he cried to his aunt, “All the children make fun of me. They say I have a very big head. I don’t tend 59 (play) with them any more.” “Don’t listen to them,” his aunt said. “You have a beautiful head. Now stop 60 (cry) and go to the store to buy fifty potatoes.” “Where is the shopping bag?” Tom asked. “Oh, dear. I haven’t got one. Use your hat.” his aunt answered. （22-23高一上·广东江门·期中）语法填空 Sometimes we have a fight with a friend. Many times, you find that you even forget 61 the fight was about. You just seem to be 62 (anger), and then stop 63 (talk) to each other. Time goes by and you realize that you miss 64 friendship, and wish you could talk to your friend again. And 65 (probable) your friend feels the same way as you do. So how can you get out of the fight without 66 (hurt) your feelings? Leave the argument alone, and avoid communication. If you talk right after fight, you will say many 67 (word) out of anger. However, do not wait too long. It will become hard 68 (make) up the relationship after too long waiting. So after the fight calms down, make sure you talk to the person before it is too late. Say sorry if you 69 (be) to blame (负有责任) for the fight. Maybe it is your friend’s fault (过错) and you have done nothing wrong. In that case, wait until he says he is sorry! And if he doesn’t, he’s not worth your time. You can spend the time 70 other friends. （23-24高一上·全国·课后作业）在空白处填入1个适当的单词或括号内单词的正确形式 Mr. Smith became an expert 71 education after 72 (graduate) from university. Now, he gives some useful suggestions on how to 73 (behaviour) as a teenager. First, he recommends that the teenagers of the younger generation 74 (train) themselves in their youth. He advises them to do more volunteer work and face 75 (challenge) bravely. Second, he says it is a waste of time 76 (play) video games and 77 (become) addicted to the online world. They had better quit the bad habit and focus 78 something positive. Last but not least, he thinks teenagers will become adults before long, so he encourages them 79 develop a 80 (responsible) for themselves and society. 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 参考答案： 1．have left 2．communicating 3．and 4．difficulty 5．an 6．carefully 7．with 8．friendly 9．that/which 10．to worry 【导语】本文是一篇说明文。文章就如何适应高中生活提出了建议。 1．考查时态和主谓一致。句意：这对你来说可能很难，因为这是你第一次离开父母。This is the first time that sb. have/has done sth.是固定句型，意为“这是某人第一次做某事”，设空处在that从句中作谓语，用现在完成时；主语是you，因此空格处是have left，故填have left。 2．考查非谓语动词。句意：你可能经常感到孤独和焦虑，与他人沟通有困难。have trouble doing sth.是固定短语，意为“做某事有困难”，因此空格处填动词communicate的-ing形式communicating。故填communicating。 3．考查连词。句意：那是因为你是新来的，大家都不了解你。you are new here和people don’t know about you之间是并列关系，且句子是肯定句，因此空格处用连词and表并列，故填and。 4．考查名词。句意：但我认为如果你遵循下面的建议，你就可以克服困难。空格处用名词作宾语，填difficult的名词difficulty，意为“困难”，是不可数名词，故填difficulty。 5．考查冠词。句意：首先，你应该积极参与讨论，表达自己的观点，同时，学会仔细倾听别人的观点。take an active part in是固定短语，意为“积极参与”，因此空格处是不定冠词an，故填an。 6．考查副词。句意：首先，你应该积极参与讨论，表达自己的观点，同时，学会仔细倾听别人的观点。空格处用副词carefully修饰动词listen，carefully意为“仔细地”，故填carefully。 7．考查介词。句意：其次，你应该了解你的同学的好恶，与他们相处融洽。get on with sb.是固定短语，意为“与某人相处融洽”，因此空格处是介词with，故填with。 8．考查形容词。句意：只有这样，你才能认识更多不同的人，并向他们展示你同样友好。空格处用形容词作表语，friend的形容词是friendly，意为“友好的”，故填friendly。 9．考查定语从句。句意：最后但并非最不重要的是，参加更多的课外活动，这将帮助你结交更多的朋友，丰富你的学校生活。空格处引导的是限制性定语从句，从句中缺少主语，先行词是activities，指物，因此空格处用关系代词that/which。故填that/which。 10．考查不定式。句意：没有必要过分担心。There’ s no need to do sth.是固定句型，意为“没有必要做某事”，因此空格处是不定式to worry。故填to worry。 11．challenging 12．carefully 13．activities 14．to join 15．on 16．which 17．themselves 18．harder 19．for 20．a 【导语】本文是一篇说明文。文章主要为即将开始高中生活的学生提供了一些有用的学习和生活方面的建议。 11．考查形容词。句意：作为高中生，从初中到高中真的很有挑战性，你将过着非常忙碌的生活。分析句子可知，空处作句子的表语，描述主语的性质，应用以-ing结尾的形容词challenging，意为“有挑战性的”。故填challenging。 12．考查副词。句意：此外，你必须非常仔细地考虑你想学哪些课程。分析句子可知，空处作修饰think的状语，副词carefully符合题意，意为“仔细地”，表示仔细地考虑想学哪些课程。故填carefully。 13．考查名词的数。句意：而且，你可能在选择课外活动方面有困难。分析句子可知，空处作choosing的宾语，空前没有表示单数概念的修饰语，可数名词activity应用复数形式。故填activities。 14．考查非谓语动词。句意：你们中的一些人可能想加入学校足球队，但你必须考虑你是否踢得足够好。would like to do sth.是固定短语，意为“想要做某事”，空处应用join的不定式形式。故填to join。 15．考查介词。句意：如果没有（那么好），你应该在放学后自己多练习，争取明年进入球队。on one’s own是固定短语，意为“独立地，自己一个人地”。故填on。 16．考查定语从句。句意：一些学生选择加入志愿者俱乐部，这将给他们很好的机会去帮助无家可归的人并挑战自我。分析句子可知，空处引导非限制性定语从句，对前面的句子补充说明，从句中缺少主语，应用关系代词which作引导词。故填which。 17．考查代词。句意：一些学生选择加入志愿者俱乐部，这将给他们很好的机会去帮助无家可归的人并挑战自我。分析句子可知，challenge这一动作的实施者和承受者为同一人，空处应用them的反身代词形式themselves，意为“他们自己”。故填themselves。 18．考查副词比较级。句意：作为高中生，你必须比以前更努力地学习，并适应要对很多事情负责。根据空后的“than before”可知，此处表示比较的概念，空处应用hard的比较级形式harder，意为“更努力地”。故填harder。 19．考查介词。句意：作为高中生，你必须比以前更努力地学习，并适应要对很多事情负责。be responsible for是固定短语，意为“对……负责”。故填for。 20．考查冠词。句意：我希望以上的建议能帮助你度过一个丰富多彩的校园生活。结合空处前后的内容可推知，此处表示度过“一个/一种”丰富多彩的校园生活，应用不定冠词，且rich的发音以辅音音素开头，应用a。故填a。 21．a 22．who 23．wrote 24．on 25．us 26．to take 27．third 28．performing 29．pride 30．useful 【导语】本文是一篇说明文。作者通过举例介绍了和父母沟通，获得父母原谅的有效方式，那就是书信。 21．考查冠词。句意：每个人都会在某个时候犯错误，但是当我们伤害了一辈子爱我们的父母的时候，就特别让人心碎。分析句子可知，空格处缺少冠词，表示“一个”是泛指，应使用不定冠词，空格后的单词mistake以辅音音素开头，应用a，故填a。 22．考查定语从句。句意同上题。分析句子可知，空格处缺少限定性定语从句引导词，先行词是our parents，指人，关系词在定语从句中作主语，可以使用关系代词who引导。故填who。 23．考查动词时态。句意：安娜，一个高中生，和她的父母争论，她昨天给她的父母写了一封信请求原谅。分析句子可知，空格处动词write为句子的谓语，根据yesterday可知，句子陈述过去发生的事情，应使用一般过去时，故填wrote。 24．考查介词。句意：我没有注意到什么是更重要的。分析句子可知，空格处缺少介词on，和前面的动词focus构成固定短语focus on“专注于”，故填on。 25．考查代词。句意：我现在意识到你是多么希望我们的一切都完美。分析句子可知，空格处为介词for的宾语，应使用宾格形式，故填us。 26．考查非谓语动词。句意：我不该利用你给我第一次、第二次和第三次机会。分析句子可知，it是形式主语，空格处为句子的真正主语，应使用不定式，故填to take。 27．考查序数词。句意同上题。分析句子可知，结合前面“the first, the second”可知，空格处表示的是“第三次”，故填third。 28．考查非谓语动词。句意：我知道如果我继续这样糟糕地表现，我将来永远不会成为一个胜利者。分析句子可知，空格处为动词keep的宾语，构成固定搭配keep doing“一直做”，此处应使用动名词，充当宾语，故填performing。 29．考查名词。句意：我要上大学，我要让你们因我而感到自豪。分析句子可知，空格处为动词take的宾语，应使用名词pride，构成固定短语take pride in“以……自豪”，pride是不可数名词，故填pride。 30．考查形容词。句意：这样的道歉信是一种有用的开始对话的方式，安娜的父母原谅了她。分析句子可知，空格处为定语修饰名词way，应使用形容词useful“有用的”，作定语，故填useful。 31．going 32．which/that 33．worried 34．safety 35．are 36．a 37．to stop 38．yourself 39．is solved 40．seriously 【导语】本文是一篇说明文，文章指出了校园欺凌的危害。同时作者针对不同年龄段的孩子，提出了预防校园欺凌的建议。 31．考查非谓语动词。句意：每天许多青少年醒来害怕去上学。afraid of doing sth.“害怕做某事”，介词of后跟动名词作宾语，故填going。 32．考查定语从句引导词。句意：校园欺凌是一个影响数百万学生的问题。此处为定语从句修饰先行词problem，关系词在定语从句中作主语，且指物，应用关系代词which/that引导，故填which/that。 33．考查固定结构。句意：它让每个人都很担心。make sb. +adj.“使某人……”，everyone指人，应用-ed结尾的形容词作宾补，故填worried。 34．考查不可数名词。句意：校园欺凌会威胁学生在学校的身心安全。分析句子成分可知，此处需要名词充当动词threaten的宾语，safety“安全，平安”符合题意，不可数名词，故填safety。 35． 考查主谓一致。句意：你可以做很多事情来确保学校的安全和防止欺凌。分析句子成分可知，本句是There be句型，主语a number of things是复数形式；根据句意本句应使用一般现在时，be动词应使用are，故填are。 36．考查冠词。句意：对于年龄较小的孩子来说，解决霸凌问题的最好方法是告诉一个值得信任的成年人。分析句子成分可知，此处缺少冠词，泛指“一个”，空格后的单词trusted开头发音是辅音,故填a。 37．考查非谓语动词。句意：你应该立即介入制止欺凌行为。本句should step in为谓语，且句中没有连词，因此stop只能作非谓语动词，不定式表目的，故填to stop。 38．考查反身代词。句意：如果你不能独自阻止，那么找一个可以做到的人。此处用作介词by的宾语，表示“你自己”，by oneself“单独，独自”。故填yourself。 39．考查时态和语态。句意：霸凌是一个会造成严重后果的问题，除非这个问题被及时解决。此处为条件状语从句的谓语部分，the problem和solve是被动关系，根据句意和主句谓语动词is，可知从句应用一般现在时，故填is solved。 40．考查副词。句意：认真对待你听到的任何欺凌行为。take为动词，需要用副词修饰，且take...seriously“认真对待……”是固定搭配。故填seriously。 41．are 42．to make 43．efforts 44．your 45．that 46．importance 47．carefully 48．with 49．and 50．an 【导语】本文是一篇说明文。文章主要提供了一些建议，以帮助高中生能够拥有更有意义的生活。 41．考查时态和主谓一致。句意：以下是一些帮助你过有意义的生活的建议。这里为本句谓语动词，根据上下文可知，本句时态为一般现在时；谓语动词和“some tips”保持一致。故填are。 42．考查非谓语动词。句意：首先，对你来说，充分利用学校的资源来发挥你的潜力是很重要的。这里为非谓语动词担当主语，用动词不定式形式，构成固定搭配：it is +adj.+for sb to do sth.。故填to make。 43．考查固定短语。句意：同时，努力克服困难，抓住每一个机会提高你的能力。固定短语：make great efforts to do sth.，意为“努力做某事”，符合句意。故填efforts。 44．考查代词。句意：同时，努力克服困难，抓住每一个机会提高你的能力。分析句子成分可知，空处为形容词性物主代词，修饰空后的名词ability。故填your。 45．考查宾语从句。句意：其次，记住良好的学习习惯，有用的技能和积极的态度同样重要。这里为宾语从句的引导词，宾语从句不缺少成分，用that引导。故填that。 46．考查名词。句意：其次，记住良好的学习习惯，有用的技能和积极的态度同样重要。分析句子成分可知，空处为名词形式，构成“be of +名词”结构。故填importance。 47．考查副词。句意：仔细计划你的学习，在课堂上专注于你的课程。修饰动词用副词形式。故填carefully。 48．考查固定短语。句意：课后你最好和你的同学交流，以提高你的沟通能力。固定短语：exchange…with…，意为“和……交流……”，符合句意。故填with。 49．考查固定短语。句意：总之，学会平衡你的学习和爱好，制定一个合理的计划。固定短语：between…and…，意为“在……和……之间”，符合句意。故填and。 50．考查冠词。句意：很快，你就会成为一个杰出的人！修饰名词individual，表示泛指，用不定冠词；空后单词“outstanding”为元音音素开头，用an。故填an。 51．bigger 52．a 53．spent 54．in 55．Because 56．his 57．friends 58．happily 59．to play 60．crying 【导语】本文是一篇记叙文。8岁的汤姆学习努力。他的老师和父母都很喜欢他。但是汤姆的头比别人的大。所以人们认为他很滑稽。在农村叔叔家的时候，也有人取笑他，汤姆很难过。 51．考查形容词的比较级。句意：他的老师和父母都很喜欢他，但是他比别人自负得多。设空处为形容词作定语，结合空前的much和空后的than可知，设空处应用形容词的比较级。故填bigger。 52．考查冠词。句意：许多人认为他是一个非常有趣的男孩。设空处应用不定冠词表示泛指，very为辅音音素开头的单词，应用a。故填a。 53．考查谓语动词。句意：去年暑假，他在叔叔家度过了十天。设空处在句中作谓语，根据时间状语last year，可知句子的时态为一般过去时，设空处应用动词的过去式的形式。故填spent。 54．考查介词。句意：他叔叔住在一个山村里。固定短语live in…住在……。故填in。 55．考查状语从句的引导词。句意：因为离他的城市有400英里远，他不得不坐火车。分析句子可知 it’s about four hundred miles away from his city是后句的原因，设空处引导原因状语从句，表示“因为”应用because，位于句首，首字母大写。故填Because。 56．考查代词。句意：当他到达一个小镇的火车站时，他的叔叔等着他，骑自行车带他回家。设空处应用形容词性的物主代词修饰名词house，故填his。 57．考查名词。句意：汤姆很快交了一些好朋友。设空处应用名词作宾语，空前为some，设空处应用名词复数。故填friends。 58．考查副词。句意：他们玩游戏，在河里游泳，玩得很开心。设空处应用副词的形式修饰动词。故填happily。 59．考查非谓语动词。句意：我不再倾向于和他们玩了。tend to do sth倾向于做某事，设空处应用动词不定式作宾语。故填to play。 60．考查非谓语动词。句意：现在别哭了，去商店买五十个土豆。结合句意可知用短语stop doing sth停止做某事。故填crying。 61．what 62．angry 63．talking 64．the 65．probably 66．hurting 67．words 68．to make 69．are 70．with 【导语】这是一篇说明文。有时我们和朋友发生争执，本文介绍了一些处理此类争执的一些建议，包括：将争论搁置避免交流，但在冷静下来后要及时交流。如果是你引起了争执，不要忘记说对不起。 61．考查宾语从句。句意：很多时候，你会发现你甚至忘记了争吵的原因。分析句子结构可知，此处是宾语从句连接词，从句缺少宾语，且指代物，应用关系代词what，故填what。 62．考查形容词。句意：你们看起来很生气，然后就不说话了。此处应用形容词作为表语，故填angry。 63．考查非谓语动词。句意同上。此处考查短语stop doing sth.“停止做某事”，故填talking。 64．考查冠词。句意：时间流逝，你意识到你想念友谊，并希望你能再和你的朋友说话。此处表示和朋友之间的友谊，为特指，故填the。 65．考查副词。句意：也许你的朋友和你有同样的感受。修饰整个句子，应用副词作状语，故填probably。 66．考查非谓语动词。句意：那么，你怎样才能在不伤害自己感情的情况下退出战斗呢?设空处在句中作非谓语，空前为介词，设空处应用动名词形式作宾语。故填hurting。 67．考查名词。句意：如果你在争吵后说话，你会说很多话，因为生气。 many修饰名词复数，故填words。 68．考查非谓语动词。句意：在太长时间的等待之后，这段关系会变得很难建立起来。此处考查固定句型it is/becomes + adj.+ to do sth.“做某事是/变得怎么样”，其中it是形式主语，to do是真正的主语，故填to make。 69．考查谓语动词。句意：如果打架是你的错，就说对不起。此处陈述客观情况，应用一般现在时，且主语是you，谓语动词用are。故填are。 70．考查介词。句意：你可以花时间和其他朋友一起。此处spend意为“度过，消磨”，spend time with sb.和某人一起度过时间。故填with。 71．in 72．graduating 73．bahave 74．should train/train 75．challenges 76．playing 77．becoming 78．on 79．to 80．responsiblity 【导语】本文是一篇说明文，主要讲的是史密斯先生的一些关于青少年如何表现得像个青少年的有用建议。 71．考查介词。句意：史密斯先生大学毕业后成了教育专家。史密斯是教育方面的专家，“某方面的专家”是an expert in，因此空格处是介词in，故填in。 72．考查动名词。句意：史密斯先生大学毕业后成了教育专家。after是介词，其后跟动名词作宾语，因此空格处是动名词graduating。故填graduating。 73．考查不定式。句意：现在，他给出了一些关于青少年如何表现得像个青少年的有用建议。how to do意为“如何做某事”，因此空格处是动词原形，behaviour的动词是bahave。故填bahave。 74．考查虚拟语气。句意：首先，他建议年轻一代的青少年应该在年轻时进行自我训练。recommend意为“建议”，其后的that宾语从句中用“should+动词原形”的虚拟语气，should可省略，因此空格处是(should) train。故填(should) train。 75．考查名词的复数。句意：他建议他们多做志愿者工作，勇敢面对挑战。challenge是可数名词，不止一个，因此空格处用复数，故填challenges。 76．考查动名词。句意：其次，他说玩电子游戏和沉迷于网络世界是浪费时间。it is a waste of time doing sth.是固定句型，意为“做某事是浪费时间”，其中it是形式主语，真正的主语是动名词，因此空格处是动名词playing，故填playing。 77．考查动名词。句意：其次，他说玩电子游戏和沉迷于网络世界是浪费时间。play和become之间是并列关系，因此空格处是becoming，作it is a waste of time doing sth.中的真正主语，故填becoming。 78．考查介词。句意：他们最好改掉坏习惯，把注意力集中在积极的事情上。focus on是固定短语，意为“集中在……上”，因此空格处是介词on，故填on。 79．考查不定式。句意：最后但并非最不重要的是，他认为青少年很快就会长大成人，所以他鼓励他们培养对自己和社会的责任感。encourage sb. to do是固定短语，意为“鼓励某人做某事”，因此空格处是to，故填to。 80．考查名词。句意：最后但并非最不重要的是，他认为青少年很快就会长大成人，所以他鼓励他们培养对自己和社会的责任感。a后跟可数名词的单数形式，responsible的名词是responsiblity，意为“责任”，故填responsiblity。 答案第1页，共2页 答案第1页，共2页 学科网（北京）股份有限公司 $$