资源简介 / 让学习更有效 新课备课备考 | 英语学科/ 让学习更有效 新课备课备考 | 英语学科2025-2026学年八年级英语上册单元复习考点培优沪教版(五四学制)(2024)Unit 1 Water专题02 用单词的适当形式填空学校:___________姓名:___________班级:___________考号:___________1.My parents seemed (agree) with my idea of a camping trip this weekend.2.David writes (careful) than Millie.3.He gave me a answer, which saved me a lot of time. (direct)4.These old photos are very to me as they remind me of my childhood. (preciously)5.This kind of flower is very , and it only blooms at night. (rarely)6.The children walked along the path after the rain. (mud)7.This new for cancer shows great promise in clinical trials. (treat)8.When an apple turns brown, that’s a change. (chemistry)9.I found the movie (bore) and felt sleepy.10. The course is of several parts, such as listening, speaking, and writing. (include)11.The edition of 300 copies was edited by Scott. (limit)12.The soup tastes a bit . Maybe you put too much salt in it. (salt)13.The building collapsed (坍塌) as an result of the heavy rain. (direct)14.Although a lot of people that there are some natural-born leaders, most people now know that leadership can also be taught. (disagree)15.He (fall) asleep while he (read) a book.16.They (not leave) the office until they (finish) the report.17.As the sun (rise), the farmers (start) working in the fields.18.The children (play) outside when it suddenly (begin) to rain.19.After the movie (end), we (go) for dinner.20.He didn’t feel well and suggested (give) a good medical examination.21.When I (arrive) at the station, the train (leave) already.22.She (watch) TV while her brother (do) his homework.23.I (call) you as soon as I (get) the test results.24.In recent years, many football clubs (run) as business to make a profit.25.When the detective (have) dinner at a restaurant, he saw Mr. A, the most wanted criminal (come) in.26.The boy pretended in the bathtub when the babysitter came in. (swim)27. (hear) the dog barking fiercely, the thief ran away.28.As soon as he (come) back, I (tell) him when you will come and see him.29.The of smartphones has revolutionized the way we communicate. (disappear)30.If you are for something to happen, you are eager for it to happen and do not want to wait. (patient)31.There’s a general that smoking is harmful. (aware)32.The mother lion would never do anything to the lives of her cubs. (danger)33.The water (should save).34.Water can be recycled. It means the water can (use) again.35.The experiment (do) by the students now.36.I found the book , but my classmate didn’t seem at all. (bore)37.Water (call) the source of life.38.Most of the earth (cover) by water.39.Sitting under the trees will not be (bore) at all.40.Lights (shine) brightly across the city, and colourful boats are moving slowly down the river.41.The river is so that no fish can live in it. (pollute)42.Heavy water loss made the soil (bad). They improved it (careful).43.People in the village (live) on fishing for their . (livelihood)44.We must take action to damaged coral reefs. (restoration)45.After the , the farmers lost all their crops. (drought)46.The lake water is full of , which makes it look green. (algae)47.Sunlight water from the ocean every day. (evaporation)48.They practiced (careful) and improved their (skill).49. of underground water is a serious problem in many cities. (overuse)50.Kangkang stood on a chair (careful) to clean the blackboard.51.We saw several changes happening in the experiment. (chemistry)52.These strawberries look fresh! I’d like two (kilo) of them.53.Mary remembered (turn) off the light when she left home. But it was on when she came back.54.Everyone can be a (use) person to make our motherland stronger.55.Our teachers often us to face the challenges bravely. (courage)56.The is doing on plants for long to find out how they grow better. (research)57.She received excellent at the hospital after the accident. (treat)58.It was (exact) what I wanted.59.Let’s (not waste) water. It’s precious.60.Mom (prepare) sandwiches and fruit for the trip last weekend.61.England has a rainy climate and umbrellas are very (use) there.62.The doctor says lifestyle changes should be part of the (treat).63.After checking all the things, we (set) off for the airport.64.Here’s some advice to help you carry backpacks (safe).65.Sam, (turn) off the TV now! Your grandpa is sleeping.66.I don’t feel like playing this (bore) game any more.67.The spirit of Lei Feng (encourage) us to serve the people.68.I can’t imagine (waste) my time on such a meaningless thing.69.I’ll have an important match tomorrow. My sister (courage) me to try my best.70.Our trip to the mountain was (bore). It rained a lot.71.The factory ________ (pollute) one third of the river water in the past three years.72.Doctors don’t know (exact) what causes sickness.73.This information proved (use) to many people.74.You haven’t changed at all — you still look (exact) the same.75.The doctor said that we shouldn’t (waste) any food.76.Grace does her homework (careful) in our class.77.The dish would be more delicious with a (salt) sauce.78.As soon as the sun (shine), the workers have to begin to work.79.The ship suddenly (appear) in calm waters and nobody knew how to rescue the people in the ship.80.The ground was (cover) with a thick layer of snow after a heavy snowfall./ 让学习更有效 新课备课备考 | 英语学科/ 让学习更有效 新课备课备考 | 英语学科21世纪教育网(www.21cnjy.com)21世纪教育网(www.21cnjy.com)参考答案及试题解析1.to agree【解析】句意:我父母似乎同意我这个周末去露营的想法。seem to do sth“似乎做某事”。故填to agree。2.more carefully【解析】句意:大卫比米莉写得更仔细。根据“David writes...than Millie.”以及所给单词可知,应填careful的副词形式carefully的比较级形式more carefully,作状语,修饰动词writes,表示大卫比米莉写得更仔细。故填more carefully。3.direct【解析】句意:他给了我一个直接的答案,这为我节省了很多时间。根据“answer”可知,横线处需填形容词修饰名词,direct“直接的”,形容词,作定语。故填direct。4.precious【解析】句意:这些老照片对我来说非常珍贵,因为它们让我想起了我的童年。根据“These old photos are very...to me”可知,横线处需填形容词作表语,preciously“珍贵地”,副词,其形容词形式为precious。故填precious。5.rare【解析】句意:这种花非常罕见,它只在夜间开花。分析句子结构可知,本句为主系表结构,需要填一个形容词来描述花的特性。“rarely”为副词,不能作表语。故填rare。6.muddy【解析】句意:雨后,孩子们沿着泥泞的小路行走。此处应用形容词修饰名词path,应用muddy“泥泞的”。故填muddy。7.treatment【解析】句意:这种新的癌症治疗方法在临床试验中显示出巨大的潜力。根据“This new…for cancer shows great promise in clinical trials.”以及提示词可知,此处指“这种新的癌症治疗方法”,应用名词treatment“治疗”作主语,This修饰可数名词单数。故填treatment。8.chemical【解析】句意:当苹果变褐色时,那是一种化学变化。空格后“change”是名词,需用形容词修饰;所给词“chemistry”是名词,其形容词形式“chemical”可修饰名词“change”,在句中作定语,表“化学的变化”。故填chemical。9.boring【解析】句意:我觉得这部电影很无聊,并且感到困倦。分析句子结构可知,此处考查“find+宾语+宾语补足语 (形容词)”的结构,宾语为“the movie”,因此这里应用bore的形容词形式boring“无聊的,令人厌烦的”,描述电影的特性。故填boring。10.inclusive【解析】句意:这门课程包括几个部分,如听、说和写。根据“The course is...of”可知,横线处需填形容词,include“包括”,动词,其形容词形式为inclusive。be inclusive of“包含,包括”。故填inclusive。11.limited【解析】句意:300本的限量版是由斯科特编辑的。“limit”可作动词,意为“限制”,此处需要一个形容词修饰名词“edition”,说明“版本”数量有限。“limit”对应的形容词形式是“limited”,故填limited。12.salty【解析】句意:这汤尝起来有点咸。也许你放了太多盐。根据“The soup tastes a bit...”可知,横线处需填形容词作表语,salt“盐”,名词,其形容词形式为salty“咸的”。故填salty。13.indirect【解析】句意:这座大楼坍塌了,而这是大雨带来的间接后果。“direct”是形容词,意为“直接的”,其反义词“indirect”同样是形容词,意为“间接的”。此处需要一个形容词修饰名词“result”,坍塌是大雨的“间接后果”,而非“直接后果”,因此需用“direct”的否定形式“indirect”。故填indirect。14.agree【解析】句意:尽管很多人认为有些人天生就是领导者,但现在大多数人都知道领导力也是可以传授的。 根据提示可知,句中缺少谓语动词,结合语境“尽管有人认为有天生领导者,但多数人知道领导力可传授”,前后句为转折关系,agree“同意”符合逻辑,且主语“a lot of people”为复数,句子时态为一般现在时,谓语动词用原形。 故填agree。15.fell was reading【解析】句意:他在看书的时候睡着了。第一空描述过去发生的动作,为一般过去时,谓语动词填过去式fell;“while”引导的时间状语从句表示“在……时”,强调一个动作正在进行时另一个动作发生,因此,需用过去进行时“was reading”,表示“正在读书”。故填fell;was reading。16.didn’t leave finished【解析】句意:他们直到完成报告才离开办公室。该句描述过去发生的动作,时态为一般过去时,leave是实义动词,第一空需借助didn’t表示否定,后接动词原形leave;第二空填finish的过去式finished。故填didn’t leave;finished。17.rose started【解析】句意:当太阳升起时,农民们开始在田里干活。“as”引导时间状语从句,描述过去发生的动作,从句和主句时态一致,都用一般过去时。“rise”的过去式是“rose”,“start”的过去式是“started”。故填rose;started。18.were playing began【解析】句意:孩子们正在外面玩耍,这时突然开始下雨了。“when”引导的时间状语从句,从句用一般过去时,主句用过去进行时,表示过去某个时刻正在进行的动作。“play”的过去进行时形式是“were playing”,“begin”的过去式是“began”。故填were playing;began。19.ended went【解析】句意:电影结束后,我们去吃晚饭。在“after”引导的时间状语从句中,动词“end”需变为过去式“ended”,表示动作发生在过去;主句的动词“go”同样需变为过去式“went”,与从句时态保持一致。故填ended;went。20.being given【解析】句意:他感觉不舒服,建议好好进行一次体检。主语是He,与give a good medical examination构成被动关系,表示“建议(自己)被给予检查”,应用被动语态“be done”;suggest doing sth.为固定搭配,意为“建议做某事”,故填being given。21.arrived had left【解析】句意:当我到达车站时,火车已经开走了。第一空描述“到达车站”这个具体的过去事件,时态为一般过去时,arrive的过去式是arrived;第二空描述火车“离开”发生在“我到达”之前(过去的过去),且有“already”强调动作已完成,因此为过去完成时,其结构为“had+过去分词”,leave的过去分词是left。故填arrived;had left。22.was watching was doing【解析】句意:她在看电视,而她哥哥在做作业。根据while可知,引导时间状语从句时,主从句用过去进行时(was/were doing),表示两个“持续”动作同时发生;主语为“She”和“her brother”,be动词要用was。故填was watching;was doing。23.will call get【解析】句意:我一拿到考试结果就给你打电话。“as soon as”引导时间状语从句,遵循“主将从现”原则,主句用一般将来时,从句用一般现在时。“call”的一般将来时形式是“will call”,“get”用原形。故填will call;get。24.have been run【解析】句意:最近几年,很多足球俱乐部都进行商业运作以获得利润。根据“In recent years”可知,句子是现在完成时,且主语是复数,与run之间是被动关系,所以谓语动词用have been done,run的过去分词是run。故填have been run。25.was having come【解析】句意:当侦探在餐馆吃饭时,他看到了通缉犯A先生走了进来。根据“When the detective…dinner at a restaurant”可知,此处表示侦探正在吃饭,用过去进行时表示过去某个时间点正在进行的动作,主语the detective是第三人称单数,因此第一空应填was having。根据“he saw Mr. A, the most wanted criminal…in.”可知,此处是see sb. do sth.“看见某人做某事”,强调看到动作的全过程,因此第二空应填动词原形come。故填was having; come。26.to be swimming【解析】句意:当保姆进来时,男孩假装正在浴缸里游泳。根据“when the babysitter came in”可知,空处应是pretend to be doing sth“假装正在做某事”,当保姆进来时,男孩假装正在浴缸里游泳。故填to be swimming。27.Hearing【解析】句意:听到狗狂吠,小偷跑走了。分析句子结构可知,此处应填非谓语动词,主语与动词hear之间表示主动关系,所以填现在分词hearing,作状语,句首首字母要大写。故填Hearing。28.comes will tell【解析】句意:他一回来,我就会告诉他你什么时候来看他。在as soon as引导的时间状语从句中,遵循“主将从现”原则:主句用一般将来时(will do),从句用一般现在时,主语是he,谓语动词用三单形式。故填comes;will tell。29.appearance【解析】句意:智能手机的出现彻底改变了我们的沟通方式。根据“smartphones has revolutionized the way we communicate”可知,是指智能手机的出现改变了沟通方式,the appearance of“……的出现”,空处用名词形式。故填appearance。30.impatient【解析】句意:如果你迫不及待地想要某事发生,那么你渴望它发生,不想等待。根据“you are eager for it to happen and do not want to wait”可知,此处表示“迫不及待地想要某事发生”,be动词are后需用形容词作表语,patient“耐心的”,形容词,结合句意可知,其反义词impatient“没有耐心的,迫不及待的”符合题意。故填impatient。31.awareness【解析】句意:人们普遍认为吸烟有害。根据“a general...that”可知,横线处需填名词,aware“意识到的”,形容词,其名词形式为awareness“意识,认识”。a general awareness“一个普遍的认识”。故填awareness。32.endanger【解析】句意:母狮绝不会做任何危及幼狮生命的事情。根据“to...the lives”可知,横线处需填动词,danger“危险”,名词,其动词形式为endanger,意为“危及”,且位于不定式符号to后,应用动词原形。故填endanger。33.should be saved【解析】句意:水应该被节约。 主语water与动词save之间存在被动关系(水是被节约的对象),且should后需接动词原形。因此使用被动语态结构“should be + 过去分词”,save的过去分词为saved。故填should be saved。34.be used【解析】句意:水可以被回收利用。这意味着水可以再次被使用。这里需要表达的是“水能够被再次使用”,因此要用被动语态。情态动词can后面接动词原形,被动语态结构为“be + 过去分词”,use的过去分词是used。故填be used。35.is being done【解析】句意:这个实验正在被学生们做。根据“now”可知,时态为现在进行时;又根据分析句子,结合所给词可知,该句主语The experiment与do之间是被动关系,所以此处考查:现在进行时的被动语态,结构为:is+being+过去分词,do的过去分词是done。故填is;being;done。36.boring bored【解析】句意:我发现那本书很乏味,可是我的同学却一点也不觉得无聊。第一空修饰事物book用-ing 形容词 boring ,表示“令人厌倦的”;第二空修饰人用-ed 形容词bored ,表示“感到厌烦的” 。故填boring;bored。37.is called【解析】句意:水被称为生命之源。call“称作”为动词,主语Water与动词call之间为被动关系,因描述的是客观事实,需一般现在时的被动语态,其结构为be done,主语为Water,be动词需用is,call的过去分词为called。故填is called。38.is covered【解析】句意:地球的大部分被水覆盖着。根据句意可知,该句在陈述事实,所以时态为一般现在时;又根据分析句子,结合所给词可知,该句主语Most of the earth与cover之间是被动关系,所以此处考查:一般现在时的被动语态,结构为:is+过去分词,cover的过去分词是covered。故填is;covered。39.boring【解析】句意:坐在树下一点也不无聊。根据“Sitting under the trees will not be…(bore) at all.”可知,此处是指坐在树下这件事不会无聊,应用形容词boring“无聊的”作表语。故填boring。40.are shining【解析】句意:灯光明亮地照耀着整个城市,五颜六色的船只缓缓地顺河而下。根据“and colourful boats are moving slowly down the river”可知,句子时态为现在进行时,其结构为“am/is/are+现在分词”。Lights是复数主语,所以be动词用are,shine的现在分词为shining。故填are shining。41.polluted【解析】句意:这条河污染如此严重,以至于没有鱼可以在里面生存。根据“The river is so...that no fish can live in it.”及提示词可知,此处考查so...that...“如此……以至于……”结构,so后接形容词作表语,描述河流状态。pollute“污染”,动词,形容词形式为polluted。故填polluted。42.worse carefully【解析】句意:严重的水分流失使土壤变得更糟。他们仔细地改善了它。“make sth./sb.+宾语补足语”为固定用法,空处需形容词bad“坏的”的比较级作宾语补足语;improved为动词,需副词修饰。careful“认真的”为形容词,其副词为carefully。故填worse;carefully。43.live livelihoods【解析】句意:这个村庄的人们以捕鱼为生。根据语境可知,时态为一般现在时。第一空:people作主语,谓语动词用原形,live on“以……为食”,符合,故填live;第二空:根据“their”可知,此处表示他们的生计,故用名词复数形式,livelihood“生计”,可数名词,复数形式为livelihoods。故填live;livelihoods。44.restore【解析】句意:我们必须采取行动恢复受损的珊瑚礁。take action to do“采取行动做某事”,名词restoration需转为动词restore,to do不定式作目的状语。故填restore。45.drought【解析】句意:旱灾过后,农民的庄稼全部绝收。drought意为“旱灾”,不可数名词,在此处作介词After的宾语,符合语境。故填drought。46.algae【解析】句意:湖水里充满了藻类,这使得它看起来是绿色的。algae“藻类”,不可数名词。故填algae。47.evaporates【解析】句意:阳光每天都会从海洋中蒸发出水。分析句子可知,此处缺谓语,名词evaporation变为动词evaporate,根据“every day”可知,本句为一般现在时,主语sunlight为第三人称单数,evaporate应变为三单形式evaporates。故填evaporates。48.carefully skills【解析】句意:他们认真练习,提升了自己的技能。第一空修饰动词“practiced”,需要用副词,careful的副词形式为carefully“认真地”;第二空作动词“improved”的宾语,skill“技能”,可数名词,此处泛指多个技能,需要用复数形式skills。故填carefully;skills。49.Overuse【解析】句意:地下水的过度使用在许多城市是一个严重的问题。根据“...of underground water is a serious problem in many cities.”及提示词可知,空格位于句首,且后接“of underground water”,因此需要一个名词来构成名词短语。提示词“overuse”本身可作为名词使用,表示“过度的使用”,直接填入即可。故填Overuse。50.carefully【解析】句意:康康小心地站在椅子上擦黑板。根据“stood on a chair...to clean the blackboard”可知,此处需用副词修饰动词“stood”,careful的副词形式为carefully,表示“小心地”。故填carefully。51.chemical【解析】句意:我们在实验中看到了几种化学变化。根据“changes”及提示词可知,此处需要使用形容词作定语,修饰changes。chemistry“化学”,名词,形容词为chemical“化学的”。故填chemical。52.kilos【解析】句意:这些草莓看起来很新鲜!我想要两千克。根据“two”可知,此处需要使用复数形式。故填kilos。53.turning【解析】句意:玛丽离开家时记得关灯,但回来时灯还亮着。根据 “Mary remembered...off the light when she left home. But it was on when she came back.” 可知,玛丽记得离开家时关了灯,但回来时灯是开着的。“记得做过某事”用remember doing sth.。故填turning。54.useful【解析】句意:每个人都可以成为一个有用的人,让我们的祖国更强大。person是名词,需用形容词作定语修饰名词person。use的形容词形式为useful,意为“有用的”,故填 useful。55.encourage【解析】句意:我们的老师经常鼓励我们勇敢地面对挑战。根据“Our teachers often…us to face the challenges bravely. (courage)”可知,此处是指老师经常鼓励我们,应用名词courage的动词形式encourage表示“鼓励”,主语为复数,时态为一般现在时,应用动词原形。故填encourage。56.researcher research【解析】句意:研究人员长期以来一直在研究植物,以找出它们如何生长得更好。research“研究”,可作名词或动词。根据“is doing … on plants”可知,第一空作主语,指人,用名词researcher“研究人员”。do research“做研究”。故填researcher;research。57.treatment【解析】句意:事故发生后,她在医院接受了极好的治疗。设空处位于形容词“excellent”之后,因此需要填入一个名词,treatment“治疗”符合题意,此处为抽象意义,不可数。故填treatment。58.exactly【解析】句意:这正是我想要的。此处需用副词exactly“确切地”,修饰整个从句“what I wanted”,表示“正是我想要的”。故填exactly。59.not waste【解析】句意:咱们别浪费水。水是宝贵的。let’s后接动词原形,其否定形式是let’s not do sth,waste “浪费”,动词,所以此处应填not waste,故填not waste。60.prepared【解析】句意:上周末妈妈为旅行准备了三明治和水果。根据“last weekend.”可知,时态为一般过去时,其构成为主语+动词过去式,prepare“准备”,其过去式为prepared。故填prepared。61.useful【解析】句意:英国气候多雨,雨伞在那里非常有用。根据“England has a rainy climate”可知,英国多雨,因此伞是有用的,空处用形容词useful“有用的”,作表语。故填useful。62.treatment【解析】句意:医生说,生活方式的改变应该是治疗的一部分。根据“be part of the”可知,此处需要名词,treatment“治疗”,不可数名词,故填treatment。63.set【解析】句意:检查完所有的东西后,我们动身去机场。根据“After checking all the things,”可知,句子时态宜用一般过去时,set符合句意,故填set。64.safely【解析】句意:这里有一些建议可以帮助你更安全地背背包。空处是修饰动词,应用副词safely。故填safely。65.turn【解析】句意:山姆,现在关掉电视!你爷爷在睡觉。“turn off the TV”是对Sam发出的命令,这是一个祈使句,“turn”在句中作谓语 ,因为祈使句要用动词原形,所以填turn。故填turn。66.boring【解析】句意:我再也不想玩这种无聊的游戏了。根据“I don’t feel like playing this...game any more.”可知,此处修饰名词game,应使用形容词boring作定语。故填boring。67.encourages【解析】句意:雷锋的精神激励我们为人民服务。encourage表示“激励”,本句时态为一般现在时,主语“The spirit of Lei Feng”是不可数名词,动词用三单形式。故填encourages。68.wasting【解析】句意:我无法想象把时间浪费在这样毫无意义的事情上。waste“浪费”,是动词,imagine doing sth“想象做某事”,故填wasting。69.encourages【解析】句意:明天我将有一场重要的比赛。我姐姐鼓励我尽最大努力。encourage“鼓励”,动词,主语my sister是第三人称单数形式,谓语用第三人称单数形式,故填encourages。70.boring【解析】句意:我们的登山之旅很无聊。雨下得很大。bore“使厌烦”,动词,主语为Our trip,是物,所以应用形容词boring“令人厌烦的,无聊的”作表语。故填boring。71.has polluted【解析】句意:在过去的三年里,这家工厂已经污染了三分之一的河水。“in the past three years”表明该动作从过去开始持续到现在,对现在造成了影响,所以要用现在完成时,主语“The factory”是第三人称单数,助动词用“has”,“pollute”的过去分词是“polluted”。故填has polluted。72.exactly【解析】句意:医生不知道造成疾病的确切原因。分析句子结构可知,空格处需要副词,修饰动词know,表示“确切地知道”,exact形容词,确切的,副词形式为exactly。故填exactly。73.useful【解析】句意:这个信息被证明对很多人有用。“prove”在这里是系动词,意为“证明是,结果是”,后面常接形容词作表语。“use”是动词“使用”或名词“用途”,其形容词形式是“useful”,表示“有用的”,在句中作表语,说明信息的性质。故填useful。74.exactly【解析】句意:你一点也没变——你看起来还是和以前一模一样。根据句子结构,空格处应填入副词修饰动词“look”,形容词exact的副词形式为exactly,意为“恰好”,符合句意,故填exactly。75.waste【解析】句意:医生说我们不应该浪费任何食物。空前为情态动词“shouldn’t”,这里应用动词原形。故填waste。76.most carefully/the most carefully【解析】句意:格蕾丝在班上做作业最认真。此处应该用副词carefully修饰动词does,结合“in our class”可知此处填副词最高级,副词最高级前面的the可以省略。故填most carefully/the most carefully。77.salty【解析】句意:这道菜用咸味酱汁会更美味。空后的“sauce”是名词,需要用形容词来修饰,salt是名词,意为 “盐”,其形容词形式是salty,意为“咸的”,符合语境。故填salty。78.shines【解析】句意:太阳一出来,工人们就必须开始工作。分析句子结构可知,句子为as soon as引导的时间状语从句;主句“the workers have to begin to work”是一般现在时,描述的是习惯性动作,从句也应用一般现在时;从句主语“the sun”是第三人称单数,所以谓语动词应用三单形式shines。故填shines。79.disappeared【解析】句意:那艘船在平静的水域中突然消失了,没有人知道如何救援船上的人。根据“nobody knew how to rescue the people in the ship”可知船消失在了平静的水域中,disappear“消失”,结合“knew”可知用一般过去时,此处用过去式。故填disappeared。80.covered【解析】句意:一场大雪过后,地上覆盖着一层厚厚的雪。根据“The ground was ... with a thick layer of snow”可知,是指地面被雪覆盖,be covered with“被……覆盖”。故填covered。21世纪教育网(www.21cnjy.com)21世纪教育网(www.21cnjy.com) 展开更多...... 收起↑ 资源预览