1、限时练习：40min 完成时间： 月 日 天气： 作业04 原因状语从句 原因状语从句原因状语从句的引导词有because，since，as等。注意：1. because和so不能同时使用。如：He didnt come to school yesterday because he was ill. 他昨天没来上学，因为他生病了。2. since引导原因状语从句表示显然的或已为人知的理由，表示“因为，既然”如：Since everyone is here, lets start.既然大家都到期了，我们就开始吧。1（2023江苏南通中考真题）_ you cant work out the pro
2、blem, perhaps you need to ask your classmates for help.AUnlessBThoughCSinceDWhether2（2022江苏淮安统考中考真题）We would like to buy electric cars _ they produce less air pollution.AbecauseBsoCthoughDbut3（2023江苏镇江统考二模）Its said that Zhenjiang Pot Cover Noodles are very delicious. Well, _ we are here, why not hav
3、e a try?AthoughBunlessCsinceDbefore4（2023江苏扬州校考二模）Road salt is commonly used to clear the snow on roads during winter _ it makes it harder for water and snow to freeze.AthoughBbecauseCifDunless5（2023江苏南京统考二模）Nanjing Forest Music Festival is worth attending _ it mixes traditional Chinese music and mo
4、dern Western music.AwhileBuntilCwheneverDbecause6（2023江苏扬州统考一模）I hear that you have lived in Yangzhou since you got married.Thats true. _ the cost of living in Yangzhou is among the lowest in Jiangsu Province, people live there comfortably and happily.ASinceBWhenCAlthoughDUnless7（2023江苏无锡统考一模）The co
5、urse of life never runs smoothly _ it is full of ups and downs.AthoughBsinceCwhileDunless8（2022江苏无锡模拟预测）Life is like a one-way race, so treasure every moment _ time cannot be won again. AsoBasCifDunless9（2022上江苏南通九年级统考期末）Its said that Beijing Duck is very famous and delicious. Well, _ were here, why
6、 not go to the restaurant and order some?AunlessBthoughCwheneverDsince10（2022上江苏盐城九年级校联考阶段练习）_ everyone is here, lets begin our meeting.AUnlessBSinceCAlthoughDWhen11（2022上江苏淮安九年级统考期末）Why do you like listening to music? _ it makes me feel relaxed.ABecause ofBBecauseCSinceDAs12（2022上江苏南通九年级校考阶段练习）You
7、recommend me to wear an orange shirt today, right?Yes. _ orange can bring you good luck, it is good for your interview.AAsBWhenCIfDWhile13（2022江苏镇江统考二模）Many Chinese people are falling in love with camping _ long-distance travel is becoming more difficult.AuntilBalthoughCunlessDsince14（2022江苏盐城统考一模）S
8、ome students had to give up their hobbies _ they were busy with their school work.AwhileBbecauseCthoughDuntil15（2023江苏徐州校考三模）Indian street food may taste a bit strange.Well, we are here, why not give it a try?AifBalthoughCunlessDsince二、完成句子16（2023江苏常州校考二模）露西昨天缺席了会议，因为她的车抛锚了。Lucy yesterday.17（2023江苏常
9、州常州市北环中学校考一模）既然这个项目很有价值，为何不尽快开展呢？ Why dont you it is of great value?18（2022江苏常州校联考一模）因为Jim犯的错误比其他任何一个学生少，所以老师表扬了他。The teacher praised Jim .19（2022江苏常州校考二模）既然这个项目很有价值，为何不尽快开展呢？Why dont you ?20（2017江苏淮安统考中考真题）因为太多的工作，昨天晚上我妈妈不得不熬夜。Last night, my mother stay up late too much work. 三、完形填空（2023江苏盐城统考中考真题）
10、阅读下面短文，掌握其大意，然后从各题所给的四个选项中选出一个最佳答案。It was New Years Eve. A couple were decorating their room when the man said to his wife, “Im glad this year finishes in a few 21 . What a terrible year weve had!”His wife asked him, “Why? I dont understand!” The man was very 22 and replied, “You dont understand? Th
11、ink about what has happened this year. First of all, I had a(n) 23 to remove my kidney(肾脏). Remember? Last month, I turned 24 and I was told to make room for someone younger. Huh! What am I going to do now? And you surely havent forgotten the 25 , which made our son stay in hospital for three weeks,
12、 have you? And that mean he 26 take his exams to get into medical school. And we had to buy a new car. 27 year! Im so glad its over.”His wife didnt say much. She 28 the room. A few minutes later, she came back in and said, “OK, I heard what you said, but this is 29 I see things. Your kidney had been
13、 30 you for years and you wont have that pain ever again. Now that you dont have to go to work, you can spend more time in the 31 , taking better care of your flowers. And that is the 32 youve always wanted. Although the car was destroyed, our son stayed 33 . Hell do even better in his exams next ye
14、ar since hes got more time to 34 . So I think its a good year, and the new one will start in a few hours. Im sure itll be another good year.”We cant control the things that happen to us, but we can 35 how we look at them. Whatever happens, you can be optimistic or notits up to you.21AmonthsBweeksCda
15、ysDhours22AinterestedBstressedCsurprisedDtouched23AabilityBrightCchanceDoperation24AleaveBchangeCcontinueDstart25AcarBexamCaccidentDmedicine26AcouldntBshouldntCmustntDneednt27AWonderfulBTerribleCStrangeDCommon28Awent back intoBlooked back intoClooked out ofDwent out of29AhowBwhyCwhenDwhere30Aprotect
16、ingBsatisfyingCworryingDrelaxing31AgardenBkitchenChospitalDschool32AworkBlifeCtripDgift33AcalmBsilentCaliveDalone34AplayBstudyCsleepDexercise35AcopyBcontrolCexplainDexpress四、阅读理解（2023江苏盐城统考中考真题）A team of Chinese scientists and climbers reached the top of Qomolangma at about 12:30 p.m. on Tuesday, Ma
17、y 23. Its the second time since last year for the science expedition (考察) team to reach the top.The team was made up of 13 Chinese scientists and climbers. They set off at a height of 8,300 metres for the top at about 3 a.m. After more than 8 hours of hard climbing, they arrived at the 8,830-metre w
18、eather station.After fixing steel ropes, changing batteries and putting in wind speed and direction sensors (传感器), they finished improving the worlds highest automated(自动化的) weather station, which was setup by Chinese scientists last year. Besides, they collected ice-snow samples on the top for furt
19、her research.The weather station records temperatures, wind speeds and other key data for studying climate change. Climate scientists have found that global warming has had a large influence on the glacier number on the Qinghai-Tibet Plateau (青藏高原).Over the last fifty years, the temperature on the Q
20、inghai-Tibet Plateau has risen about 0.5 every ten years. Studying the ecosystem(生态系统) of the Qinghai-Tibet Plateau will help scientists have a better understanding of the influence of climate change, and help scientists and the government make proper decisions.Since the mid-20th century, China has
21、sent different research expedition teams to Qomolangma. But because of limited resources and technologies, many key scientific questions are still unanswered, such as whether global warming can melt the ice at the top of Qomolangma, and how ecosystem can change as height increases to extremity.36How
22、 many times has the Chinese science expedition team reached the top since last year?AOnce.BTwice.CThree times.DFour times.37Which paragraph best describes the picture below?AParagraph 1.BParagraph 2.CParagraph 3.DParagraph 4.38What does Paragraph 5 mainly talk about?AThe way of scientists studying c
23、limate change.BThe effort of government to solve climate change.CThe influence of climate change on the Qinghai-Tibet Plateau.DThe importance of studying ecosystem of the Qinghai-Tibet Plateau.39What can we know from the passage?AThe team set of fat a height of 8,830 metres for the top at about 3 a.
24、m.BThe team collected rock samples on the top for further research.CChina has setup the worlds highest automated weather station so far.DAll the key scientific questions have been answered up to now.五、短文填空（2023江苏镇江中考真题）根据短文内容及所给首字母提示写出所缺单词，使短文意思完整，每空一词。At the dinner table, Westerners use knives and
25、forks, while the Chinese use chopsticks. S 40 at least 3,000 years ago, chopsticks have been the eating tool for the Chinese people. Ancient Chinese used pottery pots (陶罐) to cook food during the Pottery Age. And they used branches or bamboo sticks to p 41 up the food. Later on, they developed the h
26、abit of using the chopsticks. In general, the material of chopsticks can be d 42 into five groups: bamboo and wood, metal, jade, bone and chemical plastics. In Modern Chinese family life, people prefer to use the bamboo or wooden chopsticks b 43 they are good for the environment and cost a little.Us
27、ing knives and forks or chopsticks brings about a difference not o 44 in lifestyle. For example, the use of knives and forks makes it c 45 for people to eat individually (分别地). And the use of chopsticks makes it possible for the family members to have meals t 46 . As the Westerners prefer to eat ind
28、ividually, they have the idea and habit of not d 47 on others after they grow into adults. The w 48 that Chinese people use chopsticks and eat with others around the table is connected with the lifestyle of the Chinese family. Nowadays, an increasing n 49 of foreign students are coming to China. They are happy to learn to use chopsticks and enjoy the pleasure of eating with friends around the table.原因状语从句的题目并不难，学生只要能明白句子内在逻辑，看出来句子间的因果关系就可以选出来答案。
