Unit 2单词、语法练习（1） 2025-2026学年人教版八年级英语下册

英语八年级下册Unit2单词、语法练习1（人教版） 一、单项选择题：请从选项中选出填入空白处的最佳选项 1.Eating too much junk food is really bad ________ your health. A．to B．for C．at D．with 2.You should ________ the stove after cooking to avoid danger. A．turn up B．turn off C．turn on D.turn down 3.You ________ eat too much junk food. It’s bad for your health. A．can’t B．can C．must D．have to 4.I saw a little girl ________ beautiful paper cranes under the old tree near our school just now. A．fold B．to fold C．folding D．folded 5.Mark felt ________ after eating the salad—his face became warm. A．strange B．good C．better D. unwell 6.You’d better ________ in bed and have a good rest. A．lie B．lies C．lying D．to lie 7.You ________ stay in bed and have a good rest. A．should B．shouldn’t C．can’t D．mustn’t 8.I have never ________ such wonderful places before. A．see B．saw C．seen D．seeing 9.My father ______ smoke a lot, but now he doesn’t smoke any more. A．is used to B．was used to C．used to D．gets used to 10.Instead of feeling sad about ______, we should learn from it and improve ourselves. A．failure B．object C．inspiration D. mistake 11. — What's the matter with Judy? — She talked too much and didn't drink enough water. Now she is ______ a sore throat. A. suffering from B. looking for C. taking care of D. putting out 12.You need to avoid ______ at your phone when you cross the road. A. look B. looks C. looking D. looked 13.The doctor asked Helen to stay at home because her flu could easily ______ to others. A. spread B. throw C. roll D. avoid 14. — I have a really bad toothache. What should I do? — You could eat some ______ food for now, like porridge. A. hard B. soft C. hot D. cold 15.We should wear a mask to stop us from ______ the flu virus to others. A. pass B. passes C. passing D. passed 16. James threw ______ to the floor and rolled until the fire was out. A. him B. his C. himself D. he 17. — What does the doctor mean by saying “your health is in your hands”? — It means we should ______ ourselves well. A. look after B. look for C. look at D. look up 18. Mark is allergic ______ peanuts, so he must check the ingredients before eating. A. to B. for C. with D. at 19. The pan was ______ fire, and large flames were jumping into the air. A. in B. at C. on D. with 20. In the story “A Cooking Accident”, both James and Allen learned an important lesson about kitchen ______. A. safety B. flavour C. recipe D. hunger 二、单词拼写题：根据句意及所给提示，写出所缺单词的正确形式 21.He has a ________ (发烧), so he can’t go to school today. 22.They are singing and dancing ________ (开心地). 23.I think there is something wrong with my desk, so I have to ________（检查）it. 24.They ________ (避免，防止) going out alone after dark. 25.—I have a job interview this afternoon. —Really? You may have butterflies in your ________ (胃，腹部). 26.He didn't drink enough water and now he has a ______ (咳嗽). 27.James ______ (扔；抛) himself to the floor when his shirt caught fire. 28.The nurse told the ______ (病人) to take the medicine three times a day. 29.Don't touch that knife. It's very ______ (清晰的；清楚的) that it's dangerous. 30.He was so ______ (care) that he hurt himself with the knife. 31.After running for an hour, my legs were really ______ (soreness). 32.Read the ______ (instruct) carefully before you take the medicine. 33. The fire was put out in ______ (second) after Allen used the extinguisher. 34. The old man ______ (lie) down on the sofa and fell asleep soon. 35. Too much junk food is ______ (harm) to your health. 36. The girl cleaned the cut by ______ (she) without any help. 37. He went to the hospital because he had a serious ______ (ill). 38. The doctor gave me some ______ (pill) for my headache. 39. The children enjoyed ______ (they) at the birthday party. 40. The old man walked ______ (slow) across the street with a cane. 41.He stayed home because he had the ______ /fluː/ and a high fever. 42. Please put on your ______ /mɑːsk/ before entering the hospital. 43. He suffered a serious ______ /ˈɪndʒəri/ in the car accident. 44. The ______ /smuːk/ from the fire filled the whole kitchen. 45. Allen took the first ______ /eɪd/ class at school and it saved James's life. 3、 语法选择题：阅读短文，根据上下文和语法知识，从各题所给的A、B、C三个选项中选出一个最佳答案 第一篇： Do you know how to keep your teeth healthy? First, you should brush your teeth 46 a day, in the morning and before bedtime. 47 a soft toothbrush and fluoride toothpaste (含氟牙膏). Second, don’t eat too much candy or drink too many sodas. Sugar can 48 your teeth. If you eat something sweet, try to brush your teeth soon after. Third, 49 to the dentist every six months. The dentist can check if your teeth are 50 or not. Fourth, eating healthy food is also 51 for your teeth. Vegetables and fruits like apples and carrots can help clean your teeth 52 you eat them. Finally, don’t use your teeth to open bottles or break hard things. That may 53 your teeth. Remember, healthy teeth help you 54 food well and give you a nice smile. If you follow these tips, you 55 have strong and healthy teeth for a long time. 46．A．once B．twice C．three times D．four times 47．A．Use B．To use C．Using D．Used 48．A．hurt B．hurted C．hurting D．to hurt 49．A．go B．going C．to go D．went 50．A．health B．healthy C．healthily D．healthier 51．A．bad B．good C．well D．better 52．A．before B．after C．when D．until 53．A．break B．to break C．breaking D．breaks 54．A．chew B．to chew C．chewing D．chewed 55．A．will B．are C．were D．have 第二篇： Today, we’ll talk about the flu and how to protect ourselves. The flu is a common illness and it 56 by a virus. Many students suffer from it easily. When we have the flu, we may have a fever, a headache, a sore throat, or a cough. Some people also have a stomachache and feel 57 all over. We may have a runny nose and feel 58 ill. The flu can bring us much pain and harm. 59 away from the flu, we should wear a mask 60 public. We must keep our environment clean and often clean our hands. We should avoid 61 out too often. It’s helpful to do exercise 62 strong. We 63 be careless about small health problems. If we feel sick, we can lie down and rest. From now on, let’s take good care of   64 . Good habits can stop us 65 catching the flu and keep us safe and healthy. 56．A．caused B．causes C．is caused 57．A．painful B．pain C．painless 58．A．bad   B．badly C．worse 59．A．Stays B．Staying C．To stay 60．A．on B．in C．for 61．A．eat B．eating C．eats 62．A．to keep B．keep C．keeping 63．A．shouldn’t B．should C．could 64．A．our B．us C．ourselves 65．A．into B．from C．of 试卷第1页，共3页 学科网（北京）股份有限公司 $ 英语八年级下册Unit2单词、语法练习1（人教版） 一、单项选择题：请从选项中选出填入空白处的最佳选项 1.Eating too much junk food is really bad ________ your health. A．to B．for C．at D．with 【答案】B 【详解】句意：吃太多垃圾食品真的对你的健康有害。 to到；for对于；at在；with和。根据固定搭配be bad for“对……有害”，此处表示对健康有害，应填for。 2.You should ________ the stove after cooking to avoid danger. A．turn up B．turn off C．turn on D.turn down 【答案】B 【详解】句意：做饭后你应该关掉炉灶以避免危险。 turn up出现；turn off关掉；turn on打开；turn down调低。根据to avoid danger可知，烹饪结束后应关闭炉灶，应填turn off。 3.You ________ eat too much junk food. It’s bad for your health. A．can’t B．can C．must D．have to 【答案】A 【详解】句意：你不可以吃太多垃圾食品，它对你的健康有害。 考查情态动词辨析。can’t不能，不可以；can能，可以；must必须；have to不得不。根据后句It’s bad for your health可知，此处表示禁止、不应该做某事，can’t符合语境。故选A。 4.I saw a little girl ________ beautiful paper cranes under the old tree near our school just now. A．fold B．to fold C．folding D．folded 【答案】C 【详解】句意：我刚才看见一个小女孩在我们学校附近的老树下正在折美丽的纸鹤。 fold折；to fold去折；folding折，现在分词/动名词；folded折，过去式/过去分词。根据I saw a little girl…beautiful paper cranes under the old tree near our school just now.可知，see sb. doing sth.意为“看见某人正在做某事”，强调动作正在进行；see sb. do sth.意为“看见某人做了某事”，强调动作全过程。根据“just now”及场景描述，此处侧重看见时动作正在发生。应填folding。 5.Mark felt ________ after eating the salad—his face became warm. A．strange B．good C．better D. unwell 【答案】A 【详解】句意：马克吃了沙拉后感到奇怪——他的脸变热了。 考查形容词辨析。strange奇怪的；good好的；better更好的；unwell不适的。根据破折号后的解释“他的脸变热了”可知，这是一种不寻常的反应，因此他感到“奇怪”。故选A。 6.You’d better ________ in bed and have a good rest. A．lie B．lies C．lying D．to lie 【答案】A 【详解】句意：你最好躺在床上好好休息一下。 固定搭配had better do sth. 表示“最好做某事”，后接动词原形，故用lie。 7.You ________ stay in bed and have a good rest. A．should B．shouldn’t C．can’t D．mustn’t 【答案】A 【详解】句意：你应该躺在床上好好休息。 should应该；shouldn’t不应该；can’t不能；mustn’t禁止。根据stay in bed and have a good rest.可知，此处建议对方应该卧床休息，因此填should。 8.I have never ________ such wonderful places before. A．see B．saw C．seen D．seeing 【答案】C 【详解】句意：我以前从未见过如此美妙的地方。   根据have never及before可知，此处为现在完成时，结构为“have + 过去分词”，seen符合语境。 9.My father ______ smoke a lot, but now he doesn’t smoke any more. A．is used to B．was used to C．used to D．gets used to 【答案】C 【详解】句意：我爸爸过去常常抽许多烟，但现在他不再抽烟了。 be used to do sth.是被动语态，意为“被用来做某事”，选项A是一般现在时的被动语态；选项B是一般过去时的被动语态，二者均不符合句意，排除；used to do sth.意为“过去常常做某事”，选项C符合句意；get used to习惯于，其后接动名词，构成get used to doing sth.，意为“习惯于做某事”，选项D不符合句意，排除。故选C。 10.Instead of feeling sad about ______, we should learn from it and improve ourselves. A．failure B．object C．inspiration D. mistake 【答案】A 【详解】句意：与其为失败感到难过，我们应该从中学习并提高自己。 failure失败；object物体、目标；inspiration灵感、鼓舞。根据后半句learn from it and improve ourselves可知，能从中学习、帮助自己进步的应是“失败”，应填failure。 11. — What's the matter with Judy? — She talked too much and didn't drink enough water. Now she is ______ a sore throat. A. suffering from B. looking for C. taking care of D. putting out 【答案】A 【详解】句意：——Judy怎么了？——她说话太多而且没喝足够的水，现在她正受喉咙痛之苦。suffer from意为“受……之苦；患……病”，符合语境。look for寻找；take care of照顾；put out扑灭。故选A。 12.You need to avoid ______ at your phone when you cross the road. A. look B. looks C. looking D. looked 【答案】C 【详解】句意：过马路时你需要避免看手机。avoid doing sth.意为“避免做某事”，avoid后接动名词。故选C。 13.The doctor asked Helen to stay at home because her flu could easily ______ to others. A. spread B. throw C. roll D. avoid 【答案】A 【详解】句意：医生让Helen待在家里，因为她的流感很容易传染给别人。根据课文“It stops us from passing the flu virus to others easily.”及常识可知，流感容易传播，spread意为“传播；扩散”，符合语境。throw扔；roll滚动；avoid避免。故选A。 14. — I have a really bad toothache. What should I do? — You could eat some ______ food for now, like porridge. A. hard B. soft C. hot D. cold 【答案】B 【详解】句意：——我牙疼得厉害，该怎么办？——你可以暂时吃些软的食物，比如粥。根据课文You could eat some soft food for now.可知，牙疼时应吃软的食物。soft软的。故选B。 15.We should wear a mask to stop us from ______ the flu virus to others. A. pass B. passes C. passing D. passed 【答案】C 【详解】句意：我们应该戴口罩以防止把流感病毒传给别人。stop ... from doing sth.意为“阻止……做某事”，from是介词，后接动名词。故选C。 16. James threw ______ to the floor and rolled until the fire was out. A. him B. his C. himself D. he 【答案】C 【详解】句意：James把自己摔到地板上，翻滚直到火熄灭。throw oneself to the floor意为“把自己摔到地板上”，主语是James，对应的反身代词是himself。故选C。 17. — What does the doctor mean by saying “your health is in your hands”? — It means we should ______ ourselves well. A. look after B. look for C. look at D. look up 【答案】A 【详解】句意：——医生说“你的健康掌握在你自己手中”是什么意思？——意思是我们应该好好照顾自己。根据课文“If you take good care of yourself, you'll get better soon.”及短语your health is in your hands的含义，此处表示照顾自己，look after意为“照顾”。look for寻找；look at看；look up查阅。故选A。 18. Mark is allergic ______ peanuts, so he must check the ingredients before eating. A. to B. for C. with D. at 【答案】A 【详解】句意：Mark对花生过敏，所以他吃东西前必须检查成分。be allergic to是固定搭配，意为“对……过敏”。故选A。 19. The pan was ______ fire, and large flames were jumping into the air. A. in B. at C. on D. with 【答案】C 【详解】句意：锅着火了，大火苗蹿到空中。on fire是固定短语，意为“着火；起火”，符合语境。故选C。 20. In the story “A Cooking Accident”, both James and Allen learned an important lesson about kitchen ______. A. safety B. flavour C. recipe D. hunger 【答案】A 【详解】句意：在烹饪事故故事中，James和Allen都学到了关于厨房安全的重要一课。根据课文内容，故事围绕烹饪中油锅着火的安全事故展开，safety意为安全，符合语境。flavour味道；recipe食谱；hunger饥饿。故选A。 二、单词拼写题：根据句意及所给提示，写出所缺单词的正确形式 21.He has a ________ (发烧), so he can’t go to school today. 【答案】fever 【详解】句意：他发烧了，所以今天不能去上学。固定搭配have a fever意为“发烧”。 22.They are singing and dancing ________ (开心地). 【答案】happily 【详解】句意：他们正在开心地唱歌跳舞。句中singing and dancing是动词短语，需要用副词来修饰，“开心地”对应的英文副词是happily，故填happily。 23.I think there is something wrong with my desk, so I have to ________（检查）it. 【答案】check 【详解】句意：我想我的桌子有点问题，所以我得检查一下。check检查，have to do sth“不得不做某事”，所以此空应填动词原形，故填check。 24.They ________ (避免，防止) going out alone after dark. 【答案】avoid 【详解】句意：他们避免天黑后独自外出。根据汉语提示可知，应填avoid避免，动词，句子描述日常习惯，用一般现在时，且主语为They，所以谓语用动词原形。故填avoid。 25.—I have a job interview this afternoon. —Really? You may have butterflies in your ________ (胃，腹部). 【答案】stomach 【详解】句意：——我今天下午有一个工作面试。——真的吗？你可能会感到紧张。Stomach“胃，腹部”，可数名词；空前为your“你的”，空处应用单数名词stomach。故填stomach。 26.He didn't drink enough water and now he has a ______ (咳嗽). 【答案】cough 【详解】句意：他没喝足够的水，现在咳嗽了。have a cough意为“咳嗽”，cough对应“咳嗽”。故填cough。 27.James ______ (扔；抛) himself to the floor when his shirt caught fire. 【答案】threw 【详解】句意：当衬衫着火时，James把自己摔到地板上。throw oneself to the floor意为“把自己摔到地板上”，根据caught可知用一般过去时，throw的过去式为threw。故填threw。 28.The nurse told the ______ (病人) to take the medicine three times a day. 【答案】patient 【详解】句意：护士告诉病人一天吃三次药。patient意为“病人”，可数名词，根据定冠词the可知用单数形式。故填patient。 29.Don't touch that knife. It's very ______ (清晰的；清楚的) that it's dangerous. 【答案】clear 【详解】句意：别碰那把刀，很明显它是危险的。It's clear that...意为“很明显……”，clear意为“清晰的；清楚的”。故填clear。 30.He was so ______ (care) that he hurt himself with the knife. 【答案】careless 【详解】句意：他太粗心了，用刀伤到了自己。根据句意“伤到自己”可知是粗心导致的，care加否定后缀-less构成careless，意为“粗心的；不小心的”。故填careless。 31.After running for an hour, my legs were really ______ (soreness). 【答案】sore 【详解】句意：跑了一个小时后，我的腿真的很酸痛。were后接形容词作表语，sore意为“酸痛的”，由提示词soreness（名词）变形而来。故填sore。 32.Read the ______ (instruct) carefully before you take the medicine. 【答案】instruction 【详解】句意：吃药前请仔细阅读说明。the后接名词，instruct的名词形式是instruction，意为“说明；指示”，此处用单数形式。故填instruction。 33. The fire was put out in ______ (second) after Allen used the extinguisher. 【答案】seconds 【详解】句意：Allen用了灭火器后，火几秒钟内就被扑灭了。in seconds意为“在几秒钟内”，是固定短语，用复数形式。故填seconds。 34. The old man ______ (lie) down on the sofa and fell asleep soon. 【答案】lay 【详解】句意：老人躺在沙发上，很快就睡着了。根据and后的fell可知用一般过去时，lie down意为“躺下”，lie的过去式是lay。故填lay。 35. Too much junk food is ______ (harm) to your health. 【答案】harmful 【详解】句意：太多垃圾食品对你的健康有害。is后接形容词，be harmful to意为“对……有害”，harm的形容词形式是harmful。故填harmful。 36. The girl cleaned the cut by ______ (she) without any help. 【答案】herself 【详解】句意：女孩自己清理了伤口，没有任何帮助。by oneself意为“独自；靠自己”，主语是the girl，对应的反身代词是herself。故填herself。 37. He went to the hospital because he had a serious ______ (ill). 【答案】illness 【详解】句意：他去了医院，因为他得了重病。a后接名词，ill的名词形式是illness，意为“疾病”。故填illness。 38. The doctor gave me some ______ (pill) for my headache. 【答案】pills 【详解】句意：医生给了我一些治头疼的药片。some后可接可数名词复数或不可数名词，pill是可数名词，意为“药丸；药片”，用复数形式。故填pills。 39. The children enjoyed ______ (they) at the birthday party. 【答案】themselves 【详解】句意：孩子们在生日聚会上玩得很开心。enjoy oneself意为“玩得开心；过得愉快”，主语是the children，对应的反身代词是themselves。故填themselves。 40. The old man walked ______ (slow) across the street with a cane. 【答案】slowly 【详解】句意：老人拄着拐杖慢慢地走过街道。修饰动词walked需用副词，slow的副词形式是slowly。故填slowly。 41.He stayed home because he had the ______ /fluː/ and a high fever. 【答案】flu 【详解】句意：他待在家里，因为他得了流感和高烧。音标/fluː/对应单词flu，意为“流行性感冒”。故填flu。 42. Please put on your ______ /mɑːsk/ before entering the hospital. 【答案】mask 【详解】句意：进入医院前请戴上口罩。音标/mɑːsk/对应单词mask，意为“口罩”。故填mask。 43. He suffered a serious ______ /ˈɪndʒəri/ in the car accident. 【答案】injury 【详解】句意：他在车祸中受了重伤。音标/ˈɪndʒəri/对应单词injury，意为“伤害；损伤”。故填injury。 44. The ______ /smuːk/ from the fire filled the whole kitchen. 【答案】smoke 【详解】句意：火产生的烟充满了整个厨房。音标/smuːk/对应单词smoke，意为“烟”。故填smoke。 45. Allen took the first ______ /eɪd/ class at school and it saved James's life. 【答案】aid 【详解】句意：Allen在学校上了急救课，这救了James的命。音标/eɪd/对应单词aid，first aid意为“急救”。故填aid。 3、 语法选择题：阅读短文，根据上下文和语法知识，从各题所给的A、B、C三个选项中选出一个最佳答案 第一篇： Do you know how to keep your teeth healthy? First, you should brush your teeth 46 a day, in the morning and before bedtime. 47 a soft toothbrush and fluoride toothpaste (含氟牙膏). Second, don’t eat too much candy or drink too many sodas. Sugar can 48 your teeth. If you eat something sweet, try to brush your teeth soon after. Third, 49 to the dentist every six months. The dentist can check if your teeth are 50 or not. Fourth, eating healthy food is also 51 for your teeth. Vegetables and fruits like apples and carrots can help clean your teeth 52 you eat them. Finally, don’t use your teeth to open bottles or break hard things. That may 53 your teeth. Remember, healthy teeth help you 54 food well and give you a nice smile. If you follow these tips, you 55 have strong and healthy teeth for a long time. 46．A．once B．twice C．three times D．four times 47．A．Use B．To use C．Using D．Used 48．A．hurt B．hurted C．hurting D．to hurt 49．A．go B．going C．to go D．went 50．A．health B．healthy C．healthily D．healthier 51．A．bad B．good C．well D．better 52．A．before B．after C．when D．until 53．A．break B．to break C．breaking D．breaks 54．A．chew B．to chew C．chewing D．chewed 55．A．will B．are C．were D．have 【答案】 46．B 47．A 48．A 49．A 50．B 51．B 52．C 53．A 54．A 55．A 【导语】本文围绕如何保持牙齿健康展开，详细阐述了保持牙齿健康的多个方面建议，包括刷牙频率、使用合适的牙刷和牙膏、控制甜食摄入、定期看牙医、吃健康食物以及避免用牙齿开瓶等，旨在帮助人们拥有强壮健康的牙齿。 46．句意：首先，你应该一天刷两次牙，在早上和睡觉前。 根据in the morning and before bedtime可知，早上和睡觉前刷牙，这是一天刷两次牙，twice“两次”符合语境。once一次；three times三次；four times四次，均不符合。 47．句意：使用软毛牙刷和含氟牙膏。 此句是祈使句，祈使句通常以动词原形开头，Use“使用”是动词原形，符合祈使句结构。 48．句意：糖会伤害你的牙齿。 情态动词can后接动词原形，hurt“伤害”是动词原形，符合语法规则。 49．句意：第三，每六个月去看一次牙医。 此句是祈使句，祈使句用动词原形开头，go“去”是动词原形，符合祈使句结构。 50．句意：牙医可以检查你的牙齿是否健康。 be动词are后接形容词作表语，healthy“健康的”是形容词，符合语法规则。Health“健康”是名词；healthily“健康地”是副词；healthier“更健康的”是比较级，此处没有比较含义，均不符合。 51．句意：第四，吃健康的食物对你的牙齿也有好处。 be good for是固定短语，意为“对……有好处”，good“好的”符合语境。bad“坏的”；well作形容词时表示“身体好的”，作副词时表示“好地”；better“更好的”，是比较级，此处没有比较含义，均不符合。 52．句意：像苹果和胡萝卜这样的蔬菜和水果在吃的时候可以帮助清洁你的牙齿。 根据Vegetables and fruits like apples and carrots can help clean your teeth...you eat them.可知，是在吃这些蔬菜水果的时候帮助清洁牙齿，when“当……时候”符合语境。Before“在……之前”；after“在……之后”；until“直到”，均不符合。 53．句意：那可能会弄坏你的牙齿。 情态动词may后接动词原形，break“弄坏”是动词原形，符合语法规则。 54．句意：记住，健康的牙齿帮助你很好地咀嚼食物，并给你一个灿烂的微笑。 help sb. do sth.是固定用法，意为“帮助某人做某事”，chew“咀嚼”用原形，符合语法规则。 55．句意：如果你遵循这些建议，你将长时间拥有强壮健康的牙齿。 if引导的条件状语从句遵循“主将从现”原则，从句用一般现在时，主句用一般将来时，will后接动词原形，will have“将拥有”符合语法规则。 第二篇： Today, we’ll talk about the flu and how to protect ourselves. The flu is a common illness and it 56 by a virus. Many students suffer from it easily. When we have the flu, we may have a fever, a headache, a sore throat, or a cough. Some people also have a stomachache and feel 57 all over. We may have a runny nose and feel 58 ill. The flu can bring us much pain and harm. 59 away from the flu, we should wear a mask 60 public. We must keep our environment clean and often clean our hands. We should avoid 61 out too often. It’s helpful to do exercise 62 strong. We 63 be careless about small health problems. If we feel sick, we can lie down and rest. From now on, let’s take good care of   64 . Good habits can stop us 65 catching the flu and keep us safe and healthy. 56．A．caused B．causes C．is caused 57．A．painful B．pain C．painless 58．A．bad   B．badly C．worse 59．A．Stays B．Staying C．To stay 60．A．on B．in C．for 61．A．eat B．eating C．eats 62．A．to keep B．keep C．keeping 63．A．shouldn’t B．should C．could 64．A．our B．us C．ourselves 65．A．into B．from C．of 【答案】 56．C 57．A 58．B 59．C 60．B 61．B 62．A 63．A 64．C 65．B 【导语】本文是一篇说明文，主要介绍了流感的症状，以及预防流感、保护自己免受流感侵害的方法和健康习惯。 56．句意：流感是一种常见疾病，它由病毒引起。 主语it与cause是被动关系，表示“被……引起”，句子描述客观事实，用一般现在时的被动语态，结构为am/is/are+done，主语为第三人称单数，应选is caused。 57．句意：有些人还会胃痛，全身都感到疼痛。 feel为系动词，空处需填形容词作表语，结合上文提到的流感症状（发烧、头痛等），语境为身体不适，应选用painful，表示“疼痛的、痛苦的”。 58．句意：我们可能会流鼻涕，感到病得很重。 空后为形容词ill，可知空处需填副词修饰形容词，应选用badly，表示“严重地、非常”，bad是形容词，不能修饰形容词，worse为比较级，此处无比较对象，无需用比较级，故排除。 59．句意：为了远离流感，我们应该在公共场合戴口罩。 此处表示“为了远离感冒”，不定式表目的。 60．句意：为了远离流感，我们应该在公共场合戴口罩。 固定搭配in public，表示“在公共场合、公开地”。 61．句意：我们应该避免经常外出就餐。 avoid doing sth.是固定搭配，表示“避免做某事”，后接动名词作宾语。 62．句意：做运动来保持强壮是很有帮助的。 此处表示“为了保持强壮”，不定式表目的。 63．句意：我们不应该对小的健康问题掉以轻心。 根据上下文防疫的语境，以及空后“be careless about small health problems”，可知此处为否定建议，应选用shouldn’t，情态动词，表示“不应该”。 64．句意：从现在起，让我们好好照顾自己。 此处表示“照顾自己”，空处需填反身代词ourselves“我们自己”，指代主语本身。 65．句意：好习惯可以防止我们感染流感，让我们安全健康。 固定搭配stop sb. from doing sth.，表示“阻止某人做某事、防止某人做某事”。 试卷第1页，共3页 学科网（北京）股份有限公司 $