Unit 5 Grammar 重点语法：让步状语从句易错题精练（含解析）

班级 姓名 学号 分数
Unit 5 Action!
让步状语从句
（时间：60分钟，满分：60分）
单项选择(本大题共60小题，每小题1分，共60分)
1．（2022·辽宁营口·中考真题）My pen friend knows a lot about China ________ she has never been here.
A．although B．if C．because D．until
2．（2022·黑龙江牡丹江·中考真题）As we know, ________ Su Bingtian faces many challenges, he never gives up.
A．although B．unless C．after
3．（2022·广西·中考真题）Mr. Zhao has given much money to Project Hope ________ he is not so rich.
A．if B．though C．because D．unless
4．（2022·江苏徐州·中考真题）Dad sometimes goes to the supermarket with us ______ he hates going shopping.
A．because B．so C．though D．if
5．（2022·云南昆明·中考真题）________ Yuan Longping, the Father of Hybrid Rice, has passed away, he is forever in my mind.
A．If B．Unless C．Before D．Although
6．（2022·江西·中考真题）________ many things change a lot, a love of sports hasn’t changed a bit.
A．If B．Before C．Though D．Because
7．（2022·重庆·中考真题）________ Zhang Guimei isn’t in good health, she works hard to help her students.
A．Although B．If C．Because D．When
8．（2021·吉林长春·中考真题）________ the sun was shining, it wasn’t very warm.
A．Although B．If C．Since D．Because
9．（2021·广西河池·中考真题）Our Chinese teacher is nice and patient ________ she is very strict with us.
A．if B．as C．unless D．though
10．（2021·辽宁丹东·中考真题）The teacher still spoke very loudly ________ he had a sore throat.
A．so that B．as soon as C．as long as D．even though
11．（2021·辽宁大连·中考真题）Tom and Jerry really love each other ________ they fight a lot.
A．if B．though C．until D．because
12．（2021·山东临沂·中考真题）________ English has a history of over 2,500 years, the first English dictionary didn’t appear until the 17th century.
A．Because B．Although C．Unless
13．（2021·贵州黔东南·中考真题）Judy is an outgoing girl. She shows everything on her face, ________ she is happy or not.
A．whether B．until C．unless D．although
14．（2021·内蒙古包头·中考真题）________ he is my favorite singer, I didn’t buy his new CD．
A．If B．Ever since C．Even though D．Because
15．（2021·湖北十堰·中考真题）—I’m afraid I can’t do well in the sports meeting.
—Don’t worry. I will support you, _________ you don’t succeed.
A．even if B．if C．so that D．unless
16．（2021·湖北荆州·中考真题）— How do you like the singing competition yesterday
— Exciting, ______ some students didn’t do very well.
A．so B．and C．though D．because
17．（2020·甘肃兰州·中考真题）________ it was raining heavily, the policemen were still working on the roads.
A．If B．Because C．Although D．Until
18．（2020·广西河池·中考真题）________Zhong Nanshan is 84 years old, he still works hard to fight against COVID﹣19.
A．Because B．Though C．But D．And
19．（2020·湖南株洲·中考真题）_________he was poor himself, he tried his best to help the people in need.
A．Because B．Though C．After
20．（2022·重庆一中三模）—Moms keep doing everything for us ________ they are as tired as us. Sometimes they are even more tired.
—Yeah, that’s why we should love our moms and pay back to them one day.
A．because B．so C．although D．but
21．（2022·四川凉山·模拟预测）_________ they are twin sisters, they don’t look like each other.
A．Because B．Since C．Though D．However
22．（2022·安徽淮南·二模）—Look! Some people are running the red lights.
—We should wait ________ others are breaking the rule.
A．if B．unless C．although D．because
23．（2022·四川广元·一模）________ Japanese skater Yuzuru Hanyu met many difficulties in his sports life, he never gave up.
A．Because B．Since C．Though D．Whether
24．（2022·四川成都·二模）I think this poem means we should respect the farmers and their hard work, ________ I’m not completely sure.
A．though B．because C．unless
25．（2022·新疆伊犁·二模）________ Jill isn’t feeling well today, ________ he still goes to school.
A．Although; but B．But; although C．Although; / D．but; although
26．（2022·安徽黄山·一模）—Hurry up, Tony! We don’t have much time.
—Look at the heavy rain! I’m afraid ________ we take a taxi, we’ll still miss the train.
A．if B．unless C．so that D．even if
27．（2022·云南昭通·一模）We still know little about the Moon ________ men have landed on it.
A．since B．though C．if D．because
28．（2022·内蒙古·包头市第二十九中学三模）I think our middle school life is colourful and meaningful ________ I am always busy with schoolwork.
A．because B．unless C．though D．as
29．（2022·辽宁抚顺·三模）Li Hong still failed the exam yesterday, ________ she tried her best.
A．if B．because C．though D．unless
30．（2022·上海奉贤·二模）_______ Shang Lin graduated from the Beijing Film Academy ( 北京电影学院), she became a soldier of the PLA Rocket Force ( 中国人民解放军火箭军) to chase her “camo-green” dream.
A．Since B．Although C．As D．But
31．（2022·上海闵行·二模）________ my grandfather is over sixty, he is learning the new technology.
A．If B．Although C．Unless D．Because
32．（2022·贵州铜仁·一模）—What do you think of your junior high school life
—I think it is colorful, ________ I am always busy.
A．if B．though C．while D．however
33．（2022·江苏连云港·二模）________ it’s early in the morning, many old people practise Tai Chi in the square.
A．As B．If C．Though D．Unless
34．（2022·江苏南京·二模）—Excuse me, sir. Could I be a member of the school football team
—I’m sorry you’re refused ________ you did a good job in the last match.
A．if B．unless C．although D．because
35．（2022·浙江温州·二模）Firefighters tried hard to save the lives _________ the situation was very difficult.
A．if B．because C．though D．until
36．（2022·江苏宿迁·一模）Many students love spicy gluten（辣条）, ________ they know it’s unhealthy.
A．but B．although C．and D．so
37．（2022·江苏·扬州中学教育集团树人学校二模）Tom kept working the whole day, he was ill last Monday.
A．since B．though C．but D．so
38．（2022·辽宁沈阳·一模）________ Simon has done well in his studies, he still works really hard.
A．Although B．If C．When D．Because
39．（2022·辽宁鞍山·一模）________ the story is short and there are no new words in it, it is difficult to understand.
A．But B．Although C．Because D．For
40．（2022·辽宁沈阳·一模）You must believe in yourself. ________ I don’t help you, I know you can study well.
A．Because B．Unless C．Though D．Before
41．（2022·山东·济南阳光100中学一模）— Lin Yue, you’ve been in France for about a month. How is it going
— Not bad. _______ I still make some mistakes, it doesn’t worry me as it used to.
A．Although B．Because C．But D．So
42．（2022·江西·模拟预测）You can’t be Eileen Gu (谷爱凌), ________ you practise skiing day and night. She is unique (独特的).
A．as if B．even if C．so D．until
43．（2022·江苏无锡·一模）Jimmy would not get up for breakfast, ________ his dad had already tried to pull him from his bed several times.
A．because B．if C．until D．although
44．（2022·山东·济南市章丘区第四中学一模）We enjoyed our holiday, ________ it rained a lot.
A．although B．because C．unless D．as long as
45．（2020·山东济南·二模）—Do you still remember our primary school teacher, Mrs.Liu
—Yes, she always encouraged us _________we met difficulties.
A．whenever B．whatever C．however D．wherever
46．（2022·山西晋中·一模）We learned Zhang Shundong and Li Guoxiu’s stories from Touching China. __________ the couple only share one hand and two feet, they help each other to live a happy life.
A．Because B．Although C．Since
47．（2022·云南昆明·一模）— Look, mum! Some people are running the red lights.
— Oh, dear. We must wait ________ others are breaking the rule.
A．if B．although C．unless D．because
48．（2022·安徽合肥·一模）Tom is always full of hope ________he met many difficulties in his life.
A．unless B．though C．until D．because
49．（2022·辽宁·沈阳市实验学校模拟预测）—You must believe in yourself. ________ I don’t help you, I know you can study well.
—Thank you for encouraging me.
A．Because B．Unless C．Though D．Before
50．（2021·重庆市育才中学二模）The boy still decides to face the challenge bravely ______ it may end in failure.
A．and B．so C．because D．though
51．（2022·浙江温州·二模）— This year, many people stayed in the city where they worked to celebrate the Spring Festival.
— ________ they didn’t get back to their hometowns, they had a meaningful new year.
A．Though B．While C．Since D．If
52．（2021·山东菏泽·二模）All the teenagers should keep taking exercise every day ________ they are busy studying so many subjects.
A．because B．though C．unless
53．（2022·福建·模拟预测）_________ it was snowing, little Tony still put on his coat and went out to play.
A．Because B．Although C．Unless
54．（2022·四川省成都市盐道街中学二模）________ we met a lot of difficulties in 2021, we got together to pass the difficult time.
A．Unless B．Although C．Until
55．（2022·福建·模拟预测）—Lisa is my best friend. She is always there ________ I’m in trouble.
—It is true that a friend in need is a friend indeed.
A．however B．whenever C．whatever
56．（2022·辽宁沈阳·一模）Many doctors and nurses still rushed to the frontline ________ they were afraid of
catching the virus.
A．although B．since C．if D．until
57．（2022·四川成都·一模）It was great in the end ________ we had a terrible time at the beginning of this trip.
A．if B．because C．although
58．（2019·山东烟台·模拟预测）I still remember my first teacher ________ we haven’t seen each other for many years.
A．for B．because C．since D．though
59．（2022·贵州铜仁·一模）________ he is only a 8-year-old boy, ________ he has known 1000 English words.
A．But;/ B．Although;but C．Although;/ D．But;although
60．（2020·江苏·苏州市立达中学校二模）Jack is still working to high standards ________ he has made great achievements.
A．until B．if C．though D．because
参考答案：
1．A
【解析】
句意：我的笔友对中国很了解，尽管她从未来过这里。
考查连词辨析。although虽然、尽管；if如果；because因为；until直到。根据句意可知，空前空后是让步关系，应用although引导让步状语从句。故选A。
2．A
【解析】
句意：我们知道，尽管苏炳添面临很多挑战，但他从不放弃。
考查从属连词辨析。although尽管；unless除非；after在……之后。前后两句构成让步关系，用although连接，故选A。
3．B
【解析】
句意：赵先生给希望工程捐了很多钱，虽然他不是很富有。
考查从属连词辨析。if如果；though虽然；because因为；unless除非。前后句之间表达的是一种相反的让步关系，因此用though引导让步状语从句。故选B。
4．C
【解析】
句意：爸爸有时会和我们一起去超市，虽然他讨厌购物。
考查连词辨析。because因为；so因此；though尽管；if如果。根据“Dad sometimes goes to the supermarket with us...he hates going shopping.”可知，尽管讨厌购物，还是和我们去超市，用though“尽管”，引导让步状语从句。故选C。
5．D
【解析】
句意：杂交水稻之父袁隆平虽然去世了，但他永远在我的脑海里。
考查连词辨析。If如果；Unless除非；Before在……之前；Although虽然。根据“Yuan Longping, the Father of Hybrid Rice, has passed away, he is forever in my mind”可知前后两句是让步关系，用although引导让步状语从句。故选D。
6．C
【解析】
句意：虽然很多事情都改变了很多，但对体育的热爱丝毫没有改变。
考查连词辨析。If如果；Before在……之前；Though尽管；Because因为。根据“a love of sports hasn’t changed a bit”可知“许多事情都改变了很多”表示让步，用Though引导让步状语从句。故选C。
7．A
【解析】
句意：虽然张桂梅身体不好，但她努力帮助她的学生。
考查从属连词辨析。Although虽然；If如果；Because因为；When当……时。前后两句构成让步关系，用Although引导让步状语从句，故选A。
8．A
【解析】
句意：虽然阳光明媚，但并不很暖和。
考查连词。Although虽然，表示语义转折；If如果，表示条件；Since自从，表示时间的起点；既然，表示原因；Because因为，表示原因；根据句意可知，两句之间是转折关系，虽然有阳光，但不是很暖和，表示语义转折，用although，故选A。
9．D
【解析】
句意：我们的语文老师很好，很有耐心，虽然她对我们很严格。
考查连词辨析。if如果；as由于；unless除非；though尽管。“Our Chinese teacher is nice and patient”与“she is very strict with us”是让步关系，用though引导让步状语从句，故选D。
10．D
【解析】
句意：即使老师喉咙痛，但说话还是很大声。
考查连词辨析。so that以便于；as soon as一……就……；as long as只要；even though尽管。“The teacher still spoke very loudly”与“he had a sore throat”是让步关系，用even though引导让步状语从句，故选D。
11．B
【解析】
句意：汤姆和杰瑞虽然经常吵架，但他们真的很相爱。
考查连词。if如果；though虽然；until直到；because因为；根据空格前后句可知，两句之间有转折关系，应用though引导让步状语从句，故选B。
12．B
【解析】
句意：虽然英语有2500多年的历史，但第一本英语词典直到17世纪才出现。
考查连词辨析。because因为；although尽管；unless除非。“English has a history of over 2,500 years”与“the first English dictionary didn’t appear until the 17th century”是让步关系，用although引导让步状语从句，故选B。
13．A
【解析】
【分析】
句意：朱迪是个外向的女孩。她把一切都表现在脸上，不管她高兴与否。
考查连词。whether是否；until直到……才；unless除非；although尽管。whether or not为固定搭配，意为“是否”，符合句意，故选A。
14．C
【解析】
句意：虽然他是我最喜欢的歌手，但我没有买他的新CD。
考查从属连词辨析。if如果；ever since从那时起；even though虽然；because因为。分析“…he is my favorite singer, I didn’t buy his new CD.”可知，两句话构成让步关系，用even though引导，故选C。
15．A
【解析】
句意：——恐怕我在运动会上做不好。——别担心。即使你不成功，我也会支持你。
考查连词。even if即使；if如果；so that为了；unless除非；根据句意可知，此处表达的是即使没有成功，也会支持对方，应用even if引导让步状语从句，故选A。
16．C
【解析】
句意：——你觉得昨天的歌唱比赛怎么样？——令人兴奋，尽管有些学生做得不是很好。
考查连词辨析。so所以；and和；though尽管；because因为。“Exciting”与“some students didn’t do very well”是转折关系，尽管一些学生表现得不好，但还是很令人兴奋，用though引导让步状语从句，故选C。
17．C
【解析】
句意：尽管雨下得很大，警察们仍然在路上工作。
考查连词辨析。If如果；Because因为；Although尽管；Until直到……；根据语境可知，两句之间是转折关系，此处是although引导的让步状语从句，故选C。
18．B
【解析】
句意：尽管钟南山84岁高龄，他仍然工作努力来抗击新冠肺炎。
考查连词。because因为；though尽管；but但是；and和。根据“Zhong Nanshan is 84 years old”可知表达的是让步“尽管钟南山84岁高龄”，用连词though引导让步状语从句。故选B。
19．B
【解析】
句意：虽然他自己很穷，但是他尽力去帮助有需要的人们。
考查从属连词词义辨析。Because因为，引导原因状语从句；Though虽然，引导让步状语从句；After在……之后，引导时间状语从句。根据语境可知前半句是让步关系，所以用though引导让步状语从句。故选B。
20．C
【解析】
句意：——虽然妈妈们和我们一样累，但她们一直为我们做着一切。 有时他们甚至更累。——是啊，这就是为什么我们应该爱我们的妈妈，总有一天回报她们。
考查连词辨析。because因为；so因此；although尽管；but但是。“Moms keep doing everything for us”与“they are as tired as us”是让步关系，用although引导让步状语从句，故选C。
21．C
【解析】
句意：虽然她们是双胞胎姐妹，但她们看起来并不相像。
考查连词辨析。Because因为，表原因；Since自从；Though虽然；However然而。根据“they are twin sisters, they don’t look like each other.”可知，两个句子在句意上是让步关系，句首应用Though“虽然”引导让步状语从句。故选C。
22．C
【解析】
句意：——看，一些人正在闯红灯。——虽然其他人在违反规则，但我们应该等。
考查连词辨析。if如果；unless除非；although尽管；because因为。根据“We should wait”和“others are breaking the rule”可知，前后句为让步关系，应用although引导让步状语从句，故选C。
23．C
【解析】
句意：虽然日本滑冰运动员羽生结弦在他的运动生涯中遇到了很多困难，但他从未放弃。
考查连词辨析。Because因为；Since自从；Though虽然；Whether是否。“Japanese skater Yuzuru Hanyu met many difficulties in his sports life”与“he never gave up.”是让步关系，用though引导让步状语从句，故选C。
24．A
【解析】
句意：我认为这首诗的意思是我们应该尊重农民和他们的辛勤工作，虽然我不完全确定。
考查连词，though虽然；because因为；unless除非；根据“I think”，再结合“I’m not completely sure”我不是很确定，可知虽然我不是完全确定，但我认为这首诗的意思是我们应该尊重农民和他们的辛勤工作。前后之间用though引导让步状语从句。故选A。
25．C
【解析】
句意：虽然吉尔今天感觉不舒服，但他仍然去上学了。
考查让步状语从句。根据“...Jill isn’t feeling well today...he still goes to school.”可知，although引导的让步状语从句不与but连用；且后一句是主句。故选C。
26．D
【解析】
句意：——快点，托尼！我们没有那么多时间了。——看看外面的大雨！我们即使乘出租车去，也会错过火车的。
考查连词辨析。if如果；unless除非；so that为了；even if即使。根据“Look at the heavy rain”可知，这里是“even if”引导的让步状语从句，表示雨下的很大，即使乘坐出租车也赶不上火车了，故选D。
27．B
【解析】
句意：虽然人类已经登陆过月球，但我们对它仍然知之甚少。
考查连词辨析。since自从；though虽然，尽管；if如果，倘若；because因为，由于。根据“We still know little about the Moon”和“men have landed on it”可知，空前一句“对月球知之甚少”和“人类已经登上月球”之间是转折关系，空处需要填写表达转折关系的连词。故选B。
28．C
【解析】
句意：虽然我总是忙于学业，但是我认为我们的中学生活是丰富多彩和有意义的。
考查从属连词辨析。because因为；unless除非；though尽管；as当，因为。根据“I think our middle school life is colourful and meaningful”和“ I am always busy with schoolwork”可知，前后句构成让步关系，应用though引导让步状语从句，表示“虽然学习很忙，但是中学生活很有意义”。故选C。
29．C
【解析】
句意：尽管李红尽了最大的努力，昨天她还是没通过考试。
考查连词辨析。if如果；because因为；though尽管；unless除非。“Li Hong still failed the exam yesterday”与“she tried her best”是让步关系，用though引导让步状语从句，故选C。
30．B
【解析】
句意：虽然尚林毕业于北京电影学院，但她为了追逐她的“迷彩”梦想，她变成了一名中国人民解放军火箭军战士。
考查连词。Since自从；Although虽然；As因为；But但是。根据“Shang Lin graduated from the Beijing Film Academy”和“she became a soldier of the PLA Rocket Force”可知，两者之间是让步关系，用although引导让步状语从句，表达“虽然”。故选B。
31．B
【解析】
句意：虽然我爷爷已经60多岁了，但他还在学习新技术。
考查连词辨析。If如果；Although尽管；Unless除非；Because因为。根据“my grandfather is over sixty, he is learning the new technology.”可知句子前后有转折含义，此处应用although引导让步状语从句，故选B。
32．B
【解析】
句意：——你觉得你的初中生活怎么样 ——我觉得挺丰富，虽然我总是很忙。
考查从属连词辨析。if如果；though虽然；while当……时候；however然而。根据语境可知是让步关系。即：我认为是丰富多彩的，虽然我总是很忙。故选B。
33．C
【解析】
句意：虽然天很早，但是许多老人就在广场上练太极。
考查连词辨析。as随着；if如果；though虽然；unless除非。根据“it’s early in the morning”和“many old people practise Tai Chi in the square”之间构成让步关系，应该使用“虽然”。故选C。
34．C
【解析】
句意：——对不起，先生。我可以成为学校足球队的一员吗？——很遗憾你被拒绝了，尽管你在最后一场比赛中表现很好。
考查连词辨析。if如果；unless除非；although尽管；because因为。根据“I’m sorry you’re refused”和“you did a good job in the last match.”可知，这里是although引导的让步状语从句，表示“尽管”。故选C。
35．C
【解析】
句意：尽管情况非常困难，消防队员仍在努力挽救生命。
考查连词词义辨析。if如果；because因为；though尽管；until直到……为止。“Firefighters tried hard to save the lives”和“the situation was very difficult”之间是让步关系，用though引导让步状语从句，故选C。
36．B
【解析】
句意：许多学生喜欢辣条，尽管他们知道它不健康。
考查连词辨析。but但是；although尽管；and和，又；so因此。根据下文“they know it’s unhealthy”可知，此处是让步状语从句，用连词although引导，故选B。
37．B
【解析】
句意：尽管汤姆上周一生病了，他还是坚持工作了一整天。
考查连词辨析。since自从；though尽管；but但是；so所以。分析前后文可知，此处为让步状语从句，表示“虽然汤姆生病了，但是他还是坚持工作了一整天”。故选B。
38．A
【解析】
句意：尽管Simon在他的学习上做得很好，但是他仍然学的很努力。
考查连词词义辨析。Although虽然；If如果；When当……的时候；Because因为。根据“he still works really hard”可知空格处表示让步关系，即尽管Simon在他的学习上做得很好，但是他仍然学的很努力。故选A。
39．B
【解析】
句意：虽然故事很短，也没有新词，但是很难理解。
考查从属连词辨析。But但是；Although虽然，尽管；Because因为；For因为。根据“it is difficult to understand.”和“the story is short and there are no new words in it”可知，故事很短也没有新词，但是也很难理解。空处需要使用从属连词Although来引导让步状语从句。故选B。
40．C
【解析】
句意：你必须相信自己。虽然我不帮你，但我知道你可以学得好。
考查连词辨析。because因为；unless除非；though虽然；before在……之前。根据“I don’t help you, I know you can study well”可知前后两句是让步关系，表示“虽然不帮你，但是知道你可以学得好，用though引导让步状语从句。故选C。
41．A
【解析】
句意：——林悦，你在法国待了大约一个月。怎么样？——不坏。尽管我还是犯一些错误，但是它不再像过去一样让我担忧了。
考查让步状语从句。although尽管；because因为；but但是；so因此。根据“I still make some mistakes, it doesn’t worry me as it used to.”可知前后有让步关系，尽管还犯错，但不会让我太担忧，用although引导让步状语从句。故选A。
42．B
【解析】
句意：即使你日夜不停地练习滑雪, 你也不可能成为谷爱凌, 因为她是独一无二的。
考查连词词义辨析。as if似乎、好像；even
if即使；so因此；until直到。根据“努力练习滑雪”可推测想要成为谷爱凌，而后面说“谷爱凌是独特的”可知，成为谷爱凌是不可能的，even if引导让步状语从句,符合语境。 故选B。
43．D
【解析】
句意：吉米不愿起床吃早餐，尽管他的父亲已经多次试图把他从床上拉下来。
考查从属连词辨析。because因为，引导原因状语从句；if如果，引导条件状语从句；until 直到，引导时间状语从句；although尽管，引导让步状语从句。分析语境可知，前后句构成让步关系，表示虽然爸爸多次叫他，但他还是不愿起床，用although。故选D。
44．A
【解析】
句意：尽管下了很多雨，我们的假期还是过得很愉快。
考查从属连词辨析。although虽然；because因为；unless除非；as long as只要。前后两句构成让步关系，用although引导让步状语从句，故选A。
45．A
【解析】
句意：——你还记得我们的小学老师刘老师吗 ——是的，每当我们遇到困难时，她总是鼓励我们。
考查疑问代词辨析。whenever无论什么时候；whatever无论什么；however不管怎么；wherever不管哪里。根据“she always encouraged us”可推断，此处是表示不论何时我们遇到困难，故选A。
46．B
【解析】
句意：我们从《感动中国》中学习了张顺东和李国秀的故事。虽然这对夫妇共用一只手和两只脚，但他们互相帮助，过上了幸福的生活。
考查从属连词。because“因为”；although“虽然”；since“自从”。结合“...the couple only share one hand and two feet”和“they help each other to live a happy life”可知，尽管他们共用一只手和两只脚，但是他们互爱互助，过着幸福的日子。此处应使用从属连词although“虽然”来引导让步状语从句，故选B。
47．B
【解析】
句意：——看，妈妈！有些人闯红灯。——哦，天哪。尽管其他人在违规，我们必须等待。
考查连词辨析。if 如果，引导条件状语从句；although 虽然，引导让步状语从句； unless
除非，引导条件状语从句；because因为，引导原因状语从句；根据主句“ We must wait”我们必须等待，可知此处是引出与之相反的情况，指“尽管其他人在违规，我们必须等待”。故选B。
48．B
【解析】
句意：尽管汤姆在生活中遇到了许多困难，但他总是充满希望。
考查连词词义辨析。unless除非；though尽管；until直到；because因为。根据“Tom is always full of hope” 和“he met many difficulties in his life.”可知，此处是though引导让步状语从句时，表示“虽然；即使”。故选B。
49．C
【解析】
句意：——你一定要相信你自己。虽然我不能帮助你，但是我知道你可以学得很好。——谢谢你鼓励我。
考查从属连词辨析。Because因为；Unless除非；Though虽然；Before在……之前。根据下文“Thank you for encouraging me.”可知，我鼓励了她，故“I don’t help you, I know you can study well”前后两句构成让步关系，因此空处填写though引导让步状语从句。故选C。
50．D
【解析】
句意：这个男孩仍然决定勇敢地面对挑战，尽管它可能会以失败告终。
考查连词辨析。and并且；so所以；because因为；though虽然。前后句是让步关系，此处是以though引导的让步状语从句。故选D。
51．A
【解析】
句意：——今年，许多人留在他们工作的城市庆祝春节。——虽然他们没有回到家乡，但他们度过了一个有意义的新年。
考查从属连词辨析。Though虽然；While当……时；Since自从；If如果。前后两句构成让步关系，用Though引导让步状语从句，故选A。
52．B
【解析】
句意：尽管他们忙于学习很多科目，所有的青少年都应该坚持每天锻炼。
考查从属连词辨析。because因为；though虽然，虽然；unless除非。前后两句构成让步关系，用though引导让步状语从句，故选B。
53．B
【解析】
句意：虽然下着雪，小托尼还是穿上外套出去玩了。
考查连词辨析。Because引导原因状语从句，意为“因为”；Although引导让步状语从句，意为“虽然，即使”；Unless引导条件状语从句，意为“除非”。根据“...it was snowing, little Tony still put on his coat and went out to play.”可知，虽然下着雪，小托尼还是要出去玩，应用让步状语从句。故选B。
54．B
【解析】
句意：虽然我们在2021年遇到了很多困难，但我们团结在一起度过了艰难的时期。
考查从属连词辨析。Unless除非，如果不，引导条件状语从句；Although虽然，尽管，引导让步状语从句；Until直到，引导时间状语从句。分析语境可知，表示虽然有困难，但都过去了，前半句是一个让步状语从句，用Although引导。故选B。
55．B
【解析】
句意：——丽莎是我最好的朋友。无论何时我遇到麻烦，她总是在那里。——患难见真情，这是真的。
考查状语从句。however无论怎样；whenever无论何时；whatever无论什么。根据“She is always there...I’m in trouble.”可知，表示不管什么时候遇到困难，丽莎都会帮忙，whenever符合语境，引导让步状语从句。故选B。
56．A
【解析】
句意：许多医生和护士虽然害怕感染病毒，但仍然奔赴前线。
考查从属连词辨析。although虽然；since自从；if如果；until直到。分析“Many doctors and nurses still rushed to the frontline...they were afraid of catching the virus.”可知，前后两句构成让步关系，用although引导让步状语从句。故选A。
57．C
【解析】
句意：结束是很棒的，尽管我们在旅行开始度过了糟糕的时光。
考查连词辨析。if如果；because因为；although尽管。“It was great in the end”与“we had a terrible time at the beginning of this trip”是让步关系，用although引导让步状语从句，故选C。
58．D
【解析】
句意：尽管我们已经多年没见面了，我仍然记得我的第一位老师。
考查连词辨析。for 因为，表理由，作补充说明，引导原因状语从句；because 因为，表因果关系的语气最强，用来回答why的问句，引导原因状语从句；since 既然……，表已知的事实，无需强调的原因，通常放在句首，引导原因状语从句；though尽管，引导让步状语从句；根据“we haven’t seen each other for many years”可知此处指“尽管多年未见，仍然记得第一位老师”。故选D。
59．C
【解析】
句意：虽然他只是一个8岁的男孩，但他已经认识1000个英语单词。
考查从属连词。although虽然，引导让步状语从句，不能与but连用，且通常位于句首。故选C。
60．C
【解析】
句意：Jack仍在高标准地工作，虽然他已经取得了巨大的成就。
考查连词词义辨析。until直到……为止；if如果；though虽然；because因为。根据“Jack is still working to high standards”和“he has made great achievements”可知，空前后表示让步关系，用though引导让步状语从句。故选C。