中小学教育资源及组卷应用平台
百日打卡-状语从句3
条件状语从句
条件状语从句的引导词主要有as long as(只要), if（如果）, unless（除非）。
在条件状语从句中，从句常用一般现在时表将来，即主将从现。
如：You will fail the exam if you don’t work hard.=You will fail the exam unless you work hard.
如果不努力学习，你考试会不及格的。
一、单项选择
1． There ________ a volleyball game next Saturday. If it ________ we’ll have to put it off.
A．is going to be; rains B．is going to be; will rain
C．is going to have; will rain D．is going to have; rains
2． Mary is good at writing. I am sure she’ll get a good place ________ she takes part in the writing competition.
A．before B．if C．though D．unless
3．— Can we win the basketball game tomorrow
— Of course, _______ we try our best.
A．if B．or C．unless D．though
4． You won’t pass the exam ________ you work harder than before.
A．if B．after C．when D．unless
5．—Happiness is about having each tiny wish come true.
—________ we work hard, we’ll make our life full of happiness.
A．If B．Unless C．Though
6．—Daddy, can I go out to play soccer with my friends now
—Well, you can’t go ________ you finish your homework first.
A．if B．since C．unless
7．I don’t know if it _________ tomorrow, but if it _________, I’ll stay at home.
A．will rain; rains B．will rain; will rain C．rains; will rain D．rains; rains
8． Learning to write is learning to think. ________ , you won’t know things clearly.
A．if you write them down
B．unless you write them down
C．if you won’t write them down
9．I won’t go to the movies this afternoon ________ I’m free.
A．or B．unless C．because D．than
10． You will not get the special gift ________ you finish all the tasks.
A．after B．because C．while D．unless
11．—It is impossible to finish the difficult task in such a short time on my own ________ both of us work together.
—No problem. Let’s start!
A．if B．but C．because D．unless
12．________ you can use your dictionary, you will learn English better.
A．If B．Unless C．Though D．Before
13． You won’t fully experience the culture of a foreign country ________ you go there in person.
A．because B．unless C．as soon as D．as long as
14． The local government advises people ________ to other places ________ it is not necessary during the pandemic.
A．travel; unless B．to not travel; if C．not to travel; unless D．not to travel; if
15． The COVID-19 is still spreading rapidly. We’ll be at the risk of catching the virus ________ we get a vaccine（疫苗）.
A．if B．unless C．when D．whether
16． The museum will soon be open to the public ________ the checking work is done.
A．but B．if C．while D．unless
17． We have a meeting every Monday morning ________ there is nothing to discuss.
A．as B．unless C．since D．when
18． Daniel will succeed in working out the Maths problem ________ he gives up.
A．until B．unless C．because D．though
19．—I think the environment is terrible these years.
—Yes, it will be even worse ________ the government takes action to protect it.
A．though B．when C．if D．unless
20．—The weather report says that it ________ tomorrow in most parts of Harbin city.
— If it ________, the school sports meet will be put off.
A．will rain; will rain B．will rain; rains
C．rains; will rain D．rains; rains
21世纪教育网 www.21cnjy.com 精品试卷·第 2 页 （共 2 页）
21世纪教育网(www.21cnjy.com)中小学教育资源及组卷应用平台
百日打卡-状语从句3
条件状语从句
条件状语从句的引导词主要有as long as(只要), if（如果）, unless（除非）。
在条件状语从句中，从句常用一般现在时表将来，即主将从现。
如：You will fail the exam if you don’t work hard.=You will fail the exam unless you work hard.
如果不努力学习，你考试会不及格的。
一、单项选择
1． There ________ a volleyball game next Saturday. If it ________ we’ll have to put it off.
A．is going to be; rains B．is going to be; will rain
C．is going to have; will rain D．is going to have; rains
2． Mary is good at writing. I am sure she’ll get a good place ________ she takes part in the writing competition.
A．before B．if C．though D．unless
3．— Can we win the basketball game tomorrow
— Of course, _______ we try our best.
A．if B．or C．unless D．though
4． You won’t pass the exam ________ you work harder than before.
A．if B．after C．when D．unless
5．—Happiness is about having each tiny wish come true.
—________ we work hard, we’ll make our life full of happiness.
A．If B．Unless C．Though
6．—Daddy, can I go out to play soccer with my friends now
—Well, you can’t go ________ you finish your homework first.
A．if B．since C．unless
7．I don’t know if it _________ tomorrow, but if it _________, I’ll stay at home.
A．will rain; rains B．will rain; will rain C．rains; will rain D．rains; rains
8． Learning to write is learning to think. ________ , you won’t know things clearly.
A．if you write them down
B．unless you write them down
C．if you won’t write them down
9．I won’t go to the movies this afternoon ________ I’m free.
A．or B．unless C．because D．than
10． You will not get the special gift ________ you finish all the tasks.
A．after B．because C．while D．unless
11．—It is impossible to finish the difficult task in such a short time on my own ________ both of us work together.
—No problem. Let’s start!
A．if B．but C．because D．unless
12．________ you can use your dictionary, you will learn English better.
A．If B．Unless C．Though D．Before
13． You won’t fully experience the culture of a foreign country ________ you go there in person.
A．because B．unless C．as soon as D．as long as
14． The local government advises people ________ to other places ________ it is not necessary during the pandemic.
A．travel; unless B．to not travel; if C．not to travel; unless D．not to travel; if
15． The COVID-19 is still spreading rapidly. We’ll be at the risk of catching the virus ________ we get a vaccine（疫苗）.
A．if B．unless C．when D．whether
16． The museum will soon be open to the public ________ the checking work is done.
A．but B．if C．while D．unless
17． We have a meeting every Monday morning ________ there is nothing to discuss.
A．as B．unless C．since D．when
18． Daniel will succeed in working out the Maths problem ________ he gives up.
A．until B．unless C．because D．though
19．—I think the environment is terrible these years.
—Yes, it will be even worse ________ the government takes action to protect it.
A．though B．when C．if D．unless
20．—The weather report says that it ________ tomorrow in most parts of Harbin city.
— If it ________, the school sports meet will be put off.
A．will rain; will rain B．will rain; rains
C．rains; will rain D．rains; rains
参考答案：
1．A
【详解】句意：下周六将有一场排球比赛。如果下雨，我们将不得不推迟。
考查there be句型和时态。第一句为there be句型，根据“next Saturday”可知，应用一般将来时，其谓语结构为will be/is going to be；第二句含有if引导的条件状语从句，遵循主将从现原则，主语it为第三人称单数，所以谓语应填动词的第三人称单数形式。另外there be句型不和have连用，故选A。
2．B
【详解】句意：玛丽擅长写作。如果她参加写作比赛，我相信她会获得好成绩。
考查连词辨析。before在……以前；if如果；though尽管；unless除非。根据“I am sure she’ll get a good place...she takes part in the writing competition.”可知后句是前句的条件，应用if引导条件状语从句，故选B。
3．A
【详解】句意：——明天的篮球比赛我们能赢吗？——当然，如果我们尽力的话。
考查连词辨析。if如果；or或者；unless除非；though虽然。“we try our best”是篮球比赛能赢的肯定条件，用if引导条件状语从句，故选A。
4．D
【详解】句意：除非你比以前更努力，否则你不会通过考试。
考查连词。if 如果，引导条件状语从句；after在……之后；when当……时候，引导时间状语从句；unless 除非、如果不，引导条件状语从句；根据语境可知，后句是前句的条件，所以空处应是引导条件状语从句的连词，故排除B、C项；并且主句是否定意义，空处连词应是“除非、如果不”。故选D。
5．A
【详解】句意：——幸福是每一个微小愿望的实现。 ——如果我们努力工作，我们将使我们的生活充满幸福。
考查连词辨析。if如果；unless除非；though尽管。“we work hard”与“we’ll make our life full of happiness”是条件关系，如果努力工作，生活就会充满幸福，故选A。
6．C
【详解】句意：——爸爸，我现在可以和朋友们出去踢足球吗 ——嗯，你不能去，除非你先完成作业。
考查从属连词辨析。if如果；since自从；unless除非。根据“you can’t go”和“you finish your homework first”可知要去踢足球的前提是先完成作业，因此应用unless“除非”来连接，此处unless引导条件状语从句。故选C。
7．A
【详解】句意：我不知道明天会不会下雨，但如果下雨，我会待在家里。
考查if条件句和宾语从句。前半个句子中包含一个由if引导的宾语从句，根据时间标志词“tomorrow”可知，要用一般将来时，所以可以先排除选项CD；后半句子包含由if引导的条件状语从句，此时根据“主将从现”的原则，从句要用一般现在时，主语是第三人称单数，动词需要加s。故选A。
8．B
【详解】句意：学习写作就是学习思考。除非你把它们写下来，否则你不会清楚地知道事情。
考查状语从句。结合“you won’t know things clearly.”可知，此处指的是“除非写下来，否则……”，应用unless引导条件状语从句，故选B。
9．B
【详解】句意：除非我有空，否则今天下午我不会去看电影的。
考查连词辨析。or否则，或者；unless除非；because因为；than比。根据“I won’t go to the movies this afternoon...I’m free.”可知，后句是前句的否定条件，除非有空否则不会去看电影。故选B。
10．D
【详解】句意：除非你完成所有的任务，否则你不会得到特别的礼物。
考查连词辨析。after在……之后；because因为；while当……时。unless除非。根据“You will not get the special gift … you finish all the tasks.”可知，本句是unless引导的条件状语从句，表示“除非”。故选D。
11．D
【详解】句意：——除非我们两个一起努力，否则我一个人不可能在这么短的时间内完成这项艰巨的任务。——没问题。让我们开始吧！
考查连词辨析。if如果；but但是；because因为；unless除非。根据“It is impossible to finish the difficult task in such a short time on my own...both of us work together.”可知，前后句是条件关系，除非两个人一起努力，否则不能完成任务。故选D。
12．A
【详解】句意：如果你能使用字典，你会学英语学得更好。
考查从属连词辨析。If如果；Unless除非；Though虽然；Before在……之前。根据“…you can use your dictionary, you will learn English better.”可知，此处空后为条件，且为肯定条件，使用if引导条件状语从句，故选A。
13．B
【详解】句意：除非你亲自去那里，否则你不会完全体验外国的文化。
考查连词辨析。because因为；unless除非；as soon as一……就；as long as只要。“you go there in person”是“You won’t fully experience the culture of a foreign country”的否定条件，用unless引导条件状语从句。故选B。
14．D
【详解】句意：当地政府建议人们在疫情期间，如果没有必要，不要前往其他地方。
考查非谓语动词和连词辨析。advise sb (not) to do sth“建议某人（不要）做某事”，排除AB。unless除非；if如果。根据“advises people...to other places”可知，“it is not necessary during the pandemic”是“The local government advises people...to other places”的肯定条件，用if引导条件状语从句。故选D。
15．B
【详解】句意：新冠肺炎疫情仍在迅速蔓延。除非我们接种疫苗，否则就有感染病毒的危险。
考查连词辨析。if如果；unless除非；when当……时；whether是否。根据“We’ll be at the risk of catching the virus … we get a vaccine”可知，除非接种疫苗，否则会有感染病毒的危险，用unless引导条件状语从句，故选B。
16．B
【详解】句意：如果检查工作完成了，这间博物馆很快就可以对公众开放。
考查连词辨析。but但是；if如果；while当……时候；unless除非。根据“The museum will soon be open to the public...the checking work is done”可知，检查工作完成是博物馆开放的条件，即后句是前句的条件，应用if引导条件状语从句。故选B。
17．B
【详解】句意：我们每周一上午开会，除非没有什么要讨论的。
考查连词。as当……时，引导时间状语从句；unless除非，引导条件状语从句；since自从，引导时间状语从句；when当……时，引导时间状语从句。根据语境可知，“ there is nothing to discuss.”是一种条件，故选B。
18．B
【详解】句意：丹尼尔将成功地解出这道数学题，除非他放弃。
考查从属连词辨析。until直到；unless除非；because因为；though虽然。根据“Daniel will succeed in working out the Maths problem...he gives up.”可知，表示前提条件，应该是“除非”，用unless引导条件状语从句。故选B。
19．D
【详解】句意：——我觉得这些年环境很糟糕。——是的，除非政府采取行动保护它，否则情况会更糟。
考查连词辨析。though虽然；when当……时；if如果；unless除非。根据“it will be even worse ... the government takes action to protect it.”可知，此处指“除非”政府采取行动保护环境，否则会变得更糟，应用unless引导条件状语从句。故选D。
20．B
【详解】句意：——天气预报说明天哈尔滨大部分地区将下雨。——如果下雨，学校运动将会推迟。
考查动词时态。第一句根据“tomorrow”可知，句子用一般将来时will do的结构，排除CD选项。if表示“如果”，遵循“主将从现”原则，从句用一般现在时，故选B。
21世纪教育网 www.21cnjy.com 精品试卷·第 2 页 （共 2 页）
21世纪教育网(www.21cnjy.com)
