2023届高考英语二轮复习语法专项连词作业含答案

这是一份2023届高考英语二轮复习语法专项连词作业含答案，共18页。试卷主要包含了 单句语法填空， 语篇填空等内容，欢迎下载使用。
一、 单句语法填空。
1. We'll have a picnic near the river tmrrw it rains heavily.
2. The man wh is standing under the tree is very pr, he is very helpful.
3. Yu'd better get up as early as pssible, yu may miss the train.
4. I am tld that it will be at least tw weeks my father recvers frm his illness.
5. But fr nw, they all have t pstpne their plans the winter strms pass.
6. Lcated the Belt meets the Rad, Jiangsu will cntribute mre t the Belt and Rad cnstructin.
7. Because f the heavy traffic, it was already lunch break she gt t her ffice.
8. it's mre pssible fr the chimpanzees t keep away frm the music with fast rhythm, they did nt shw an actual preference fr the music with slwer rhythm.
9. I have heard a lt f gd things abut yu I came back frm abrad.
10. Tm and David are bth my gd friends. David seems very serius,
Tm has a gd sense f humur.
11. Mst peple wh tk dllars tk nly a few, Bridges said a very small number tk as much as they culd.
12. I can't distinguish between amazing amusing.
13. Pesticides can damage the land by killing nt nly harmful bacteria and insects, als helpful nes.
14. He, cld hungry, spent seven days in the wind and snw.
15. D yu were tld.
16. Bring the flwers int a warm rm they'll sn pen.
17. I dn't believe we've met befre, I must say yu d lk familiar.
18. I'm srry yu have been waiting s lng, but it will still be sme time
yu can get yur passprt.
19. Yu will never achieve success yu keep wrking hard.
20. She fund it increasingly difficult t read, her eyesight was beginning t fail.
21. the utbreak f COVID­19 is a terrible blw t the cuntry, the gvernment is trying hard t bring the situatin under cntrl.
22. Lse ne hur in the mrning yu will be lking fr it the rest f the day.
23. smething unexpected happens, I'll see yu tmrrw at schl.
24. Alice is fnd f playing the pian Mary is interested in listening t music.
25. I really can't remember hw the film tune ges, I'll recgnize it when I hear it.
26. he culd give her sympathy, any practical help was almst beynd him.
27. It desn't matter yu pay by cash r credit in this stre.
28. After the war, a new schl building was put up there had nce been a theatre.
29. regular exercise is very imprtant, it is nt a gd idea t exercise t clse t bedtime.
30. I have a tight budget fr the trip, s I'm nt ging t fly the airlines lwer ticket prices.
二、 语篇填空。
Passage 1
Prviding sund educatin fr the yung ppulatin is a critical means f ensuring a better Nigeria. Year 2020 31. (intrduce) a challenge t educatin in the frm f COVID­19 and natins are adjusting t the disaster. This is the time t give the educatinal sectr the attentin it needs s we can measure up 32.
tday's glbal wrld.
Suth Africa spends ver 20% f its resurces n educatin tday. This is in direct cntrast t 33. invlves Nigeria, which has nt increased budget fr educatin ver 10% since 1991. We dn't have enugh resurces allcated t ur educatinal sectr and the little 34. (allcate) t the sectr is nt well managed.
There is a need t adapt new technlgy if we want t be 35. (cmpete) in tday's wrld. Infrmatin technlgy is beneficial. It prmtes inventive thinking and develps effective cmmunicatin, eventually 36. (lead) t high prductivity.
In additin, imprvement f teachers' prfessinal develpment cannt be ver emphasized 37. technlgy will never replace a knwledgeable teacher.
There is als a need t 38. (cntinue) revise the curriculum fr instructinal prgrams. The wrld has turned int a glbal village 39. new ideas are puring in a cnstant stream. It is, therefre, urgent 40. (update) ur curricula by intrducing the recent develpments in the relevant fields.
Passage 2
The pening ceremny f the Beijing 2022 Winter Olympic Games n the evening f Feb. 4 was different, yet spectacular(引人入胜的). The audiences were treated t a pared­dwn(简约的) ceremny, 41. the large­scale artistic perfrmances that marked the 2008 pening ceremny, 42. it was n less symblic—symblic f a shared future fr humankind. The final trch(火炬) at the snwflake­themed ceremny was small, yet the flames cnveyed significant messages f 43. (green) Olympic Games. The use f 44. (advance) technlgies such as artificial intelligence, machine visin, 5G and clud bradcasting 45. (add) t the nvelty f the pening ceremny. The perfrmances, carrying frward the theme f glbal peace and a shared future fr humankind, fcused n envirnmental prtectin and human health, 46. (highlight) the imprtance f sprts t instill(灌输) new cnfidence in the internatinal cmmunity
47. (cntain) the pandemic(大流行病). Thrugh the pening ceremny n Feb. 4, peple culd clearly see China's pursuit f building a peaceful wrld, its 48.
(reflect) f the new Olympic mtt f “Faster, Higher, Strnger—Tgether” and the Beijing Winter Games' mtt f “Tgether fr a Shared Future”．
Tday, 49. ver 300 millin peple engaged in winter sprts in abut 2，000 ski resrts and ice rinks, China is becming a winter sprt cuntry. This extrardinary achievement pens a new era fr glbal winter sprt, 50.
will raise the glbal participatin t new levels, benefiting the Chinese peple as well as winter sprt enthusiasts arund the wrld.
提高题
一、 单句语法填空。
1. We welcme criticism, we shuld strngly cndemn abuse.
2. birds use their feathers fr flight, sme f their feathers are fr ther purpses.
3. Lily was abut t clse the windw her attentin was caught by a kite.
4. Just accept the disabled fr wh they are, and give them encuragement t live as rich and full a life yu d.
5. time went by, the clur f the wall faded ut.
6. yu culd imagine, if the first aid was given in time, the injured wuld be saved.
7. The law f market shws a prduct becmes rare t reach, its price will certainly rcket.
8. Many senir students have just reached a pint they can cntrl their mds and actins.
9. If yu happen t get lst in the wild, yu'd better stay yu are and wait fr help.
10. Yu can't use the cmputer nw, the upgrade f the system is under way.
二、 语篇填空。
Passage 1
Waste Management Bming
Several sculptures made frm cans, tires and plastic bttles11. (display) arund a recyclable transfer center in Shanghai last year. The idea f making sculptures with trash is t make peple aware that trash can be useful when12. (srt) prperly.
It was in 2018, 13. the Chinese gvernment emphasized the imprtance f trash classificatin, that the initiative(倡议) started t get n the fast track. The questin “What kind f trash are yu (carrying)？” became a ppular jke when Shanghai enfrced a law that husehld waste is required t be srted14.
fur categries: recyclables, kitchen, hazardus(危险的) and residual waste.15. many peple dubted it initially, the trash srting prgramme has achieved great success. Mrever, in the16. (prpse) fr the 14th Five­Year Plan(2021—2025), the Central Cmmittee said the cuntry shuld accelerate the building f waste recycling systems.
Besides the effrts made by the gvernment, many cmpanies are entering the trash separatin and recycling market. Huazhan Envirnment, 17. high­tech cmpany in Jiangsu Prvince, launched a new brand, Mr Cat in English, selling intelligent trash statins and bins t cmmunities.18. (equip) with cameras, sensrs and screens, the smart trash statins are19. (interact) and help peple20. (reasnable) deal with different kinds f trash. They can als alert waste transprtatin cmpanies when bins are full.
Passage 2
Henry Tyler made the catch f the year n the weekend. When he saw a yung child hanging frm a sixth­flr apartment balcny, Henry ran ne hundred metres, jumped ver a 1.2­metre fence, and held ut his arms t catch the 21. (fall) child.
Eric Brwn, nly three years ld, kncked Henry dwn when he fell. The by is in the hspital and dctrs say he'll be OK.
22. Brwn family live in an apartment building utside Trnt. On the day f the accident, Mrs Brwn was at wrk and Eric was at hme with his father. They bth fell 23. (sleep) while watching TV.
Eric wke up a little later when he heard children playing utside. He pushed a chair nt the balcny, and climbed up 24. (see) them. When he lked dwn, he 25. (accidental) slipped and fell ver the edge. He hung n fr a few minutes 26. screamed fr his father, but his father didn't hear him.
Henry 27. (fix) his car when he heard the screams. He lked up and saw Eric hanging frm the balcny. He quickly 28. (thrw) his tls aside, and started running, arms ut.
“He saved my 29. (sn) life，”said Mrs Brwn. “I dn't knw 30
t thank him.”
“I just didn't want the by t be hurt，” said Henry.
Passage 3
An electric car is an autmbile that is driven by ne r mre electric mtrs, using electrical energy stred in rechargeable batteries r anther energy strage device. The first 31. (practice) electric cars were prduced in the 1880s. Electric cars were ppular in the late 19th century and early 20th century. Since 2008, 32. bm in electric vehicle prducing 33. (ccur)due t the prgress in batteries and energy management, cncerns abut increasing il prices, and the need 34. (reduce) greenhuse gas emissins(排放).
Nwadays, electric cars 35. (design)fr cmmn peple. Engineers are wrking t make them mre attractive t future buyers. Electric cars' capacity fr speed has increased 36. (dramatic) in recent years, and wrld speed recrds fr these vehicles nw tp 300 miles per hur. Additinally, advancements in 37.
(efficient) are making sme ptential buyers cnsider replacing a gasline­pwered vehicle with a new, attractive, electric­pwered mdel. Anther attractin fr peple is 38. in many areas, electric cars are qualified 39.
carpl lane access. 40. the traffic n the freeway is heavy during yur rush hur cmmute(通勤), an electric car may be just the slutin yu need t get yu mving t wrk, schl, hme, r wherever yu are travelling.
Passage 4
China launched its first slar bservatin satellite n Octber 14, 2021 frm the Taiyuan Satellite Launch Centre. The satellite 41. (equip) with China's first slar telescpe in space and can bserve the deep­red H­Alpha line f the slar spectrum(光谱), enabling 42. (science) t study slar flares(太阳耀斑). It is called the Chinese H­Alpha Slar Explrer. It 43. has a Chinese name, Xihe(羲和), the name f the sun gddess 44. ancient Chinese fairy tales.
The satellite weighs 550 kilgrams. Its rbit arund the Earth can keep it in 45.
fixed psitin relative t the sun. It can bserve the sun, cllect data 46.
create slar images.
Experts say the launch f the new satellite marks the beginning f China's 47.
(explre) f the sun frm space. This new Chinese satellite functins 48.
(differ) frm thse launched by ther cuntries. It is the first in the wrld
49. (bserve) the H­Alpha spectrum f the sun, 50. reacts mst strngly t slar flares.
基 础 题
一、 1. unless 2. but 3. r 4. befre 5. until/till
6. where 7. when 8. Althugh/Thugh 9. since
10. while 11. but 12. and 13. but 14. and
15. as 16. and 17. althugh/thugh 18. befre 19. unless 20. fr 21. Althugh/Thugh/While 22. and 23. Unless 24. while 25. but
26. Althugh/Thugh/While 27. whether
28. where 29. Althugh/Thugh/While 30. unless
二、
Passage 1
31. intrduced 32. t 33. what 34. allcatin
35. cmpetitive 36. leading 37. because/since/as
38. cntinuusly 39. where 40. t update

31. intrduced 考查时态。句意：2020年以疫情的形式对教育提出了挑战，各国正在适应这场灾难。根据主语“Year 2020”可知，句子描述的动作发生在过去，应用一般过去时。故填intrduced。
32. t 考查介词。句意：现在是给予教育部门所需关注的时候了，以便于我们能与当今全球保持一致。measure up t sth为固定搭配，意为“与某物保持一致”，所以空处应用介词t。故填t。
33. what 考查宾语从句。句意：这与尼日利亚的情况形成了直接对比，尼日利亚自1991年以来的教育预算增长率一直没有超过10%。分析句子结构可知，空处引导宾语从句，作介词t的宾语，从句中缺少主语，表示“什么”，应用what引导。故填what。
34. allcatin 考查名词。句意：我们没有足够的资源分配给我们的教育部门，分配给该部门的少量资源也没有得到很好的管理。根据语境可知，此处表示“分配给教育部分的资源没有得到很好的管理”，空处应用名词allcatin，表示“分配的东西”，作and之后句子的主语。故填allcatin。
35. cmpetitive 考查形容词。句意：如果我们想在当今世界上具有竞争力，就需要适应新技术。根据语境可知，此处表示“想要在当今世界上有竞争力”，所以空处应用形容词cmpetitive，意为“有竞争力的”。故填cmpetitive。
36. leading 考查非谓语动词。句意：它促进创造性思维，发展有效沟通，最终实现高生产率。分析句子结构可知，空处作非谓语动词；再根据语境可知，“促进创造性思维和发展有效沟通”，自然而然产生的结果是“导致高生产率”，所以空处应用现在分词形式，作结果状语。故填leading。
37. because/since/as 考查连词。句意：此外，教师专业发展的改善再怎么强调也不为过，因为技术永远不会取代知识渊博的教师。根据语境可知，上下句之间是因果关系，此处表示“因为技术永远不会取代知识渊博的教师”，空处应用because/since/as引导原因状语从句。故填because/since/as。
38. cntinuusly 考查副词。句意：还需要不断修订教学计划的课程。空处修饰动词revise，应用副词形式，作状语。故填cntinuusly。
39. where 考查定语从句。句意：世界已经变成了一个地球村，新思想源源不断地涌入其中。分析句子结构可知，空处引导限制性定语从句，修饰先行词“a glbal village”，先行词指地点，关系词在定语从句中作地点状语，应用关系副词where引导。故填where。
40. t update 考查非谓语动词。句意：因此，迫切需要通过引入相关领域的最新发展来更新我们的课程。分析句子结构可知，It是形式主语，空处应用不定式形式，作真正的主语。故填t update。
Passage 2
41. withut/unlike 42. but/yet 43. greener
44. advanced 45. added 46. highlighting
47. t cntain 48. reflectin 49. with 50. which

41. withut/unlike 考查介词。句意：观众们享受了一个简约的仪式，没有(不像)2008年开幕式上的大型艺术表演，但它同样具有象征意义——象征着人类共同的未来。分析句子结构以及空后名词perfrmances可知，空处应用介词。根据语境可知，空前“a pared­dwn ceremny”与空后“the large­scale artistic perfrmances”形成对比，表示“没有，不像”。故填withut/unlike。
42. but/yet 考查连词。句意见上题解析。分析句子结构可知，空处应用连词。根据语境可知，虽然观众们享受简约的仪式，但同样具有象征意义，此处应表示转折。故填but/yet。
43. greener 考查比较级。句意：以雪花为主题的仪式上的最后一个火炬很小，但火焰传达了更绿色的奥运会的重要信息。根据空后名词“Olympic Games”可知，空处应用形容词。根据语境可知，此处表示“更绿色的”，需要用形容词的比较级。故填greener。
44. advanced 考查形容词。句意：人工智能、机器视觉、5G、云广播等先进技术的运用，为开幕式增添了新奇感。根据空后名词technlgies可知，空处应用形容词作定语。advance的形容词形式为advanced。故填advanced。
45. added 考查动词时态。句意见上题解析。分析句子结构可知，空处应用动词作谓语。根据文章时态为一般过去时可知，此处用动词过去式。故填added。
46. highlighting 考查非谓语动词。句意：这些表演发扬了全球和平与人类命运共同体的主题，聚焦环境保护和人类健康，突出了体育对国际社会遏制疫情新信心的重要性。分析句子结构可知，空处为非谓语动词，与逻辑主语“The perfrmances”之间的逻辑关系是主动，所以用现在分词作结果状语。故填highlighting。
47. t cntain 考查非谓语动词。句意见上题解析。分析句子结构可知，空处为非谓语动词。根据语境可知，此处表达“来遏制疫情”，所以用不定式作目的状语。故填t cntain。
48. reflectin 考查名词。句意：通过2月4日的开幕式，人们可以清楚地看到中国对建设和平世界的追求，它反映了“更快、更高、更强——更团结”的新奥运口号和北京冬奥会的座右铭“携手共进，共创美好未来”。根据空前形容词性物主代词its可知，空处应用名词。reflect是动词，意为“反映”，其名词形式是reflectin。故填reflectin。
49. with 考查介词。句意：如今，有超过3亿人在约2 000个滑雪胜地和溜冰场从事冬季运动，中国正在成为冬季运动国家。分析句子结构可知，空处应用介词作状语，表伴随，意为“带有”。故填with。
50. which 考查定语从句。句意：这一非凡的成就开启了全球冬季运动的新时代，将把全球参与提升到新的水平，造福中国人民和世界各地的冬季运动爱好者。分析句子结构可知，空处引导非限制性定语从句，由关系代词which连接。故填which。
提 高 题
一、 1. but 2. Althugh/Thugh/While 3. when 4. as
5. As 6. As 7. nce 8. where 9. where 10. as
二、
Passage 1
11. were displayed 12. srted 13. when 14. int
15. Thugh/Althugh/While 16. prpsal 17. a
18. Equipped 19. interactive 20. reasnably

11. were displayed 考查时态。句意：去年，在上海的一个回收中心周围展出了几件由易拉罐、轮胎和塑料瓶制成的雕塑。分析句子结构可知，空处在句中为谓语。根据句中“last year”可知，需要用一般过去时。句子主语“Several sculptures”和动词display为动宾关系，所以用被动语态。故填were displayed。
12. srted 考查状语从句的省略。句意：用垃圾做雕塑的想法是让人们意识到垃圾在正确分类的情况下是有用的。本句中，“when ________(srt) prperly”为省略的状语从句。主语为trash，和srt为动宾关系，其完整句式为： when trash is srted prperly，此处省略了trash和is。故填srted。
13. when 考查定语从句。句意：2018年，中国政府强调了垃圾分类的重要性，垃圾分类工作开始走上快车道。分析句子结构可知，“________ the Chinese gvernment emphasized the imprtance f trash classificatin”为非限制性定语从句，先行词为“in 2018”，在从句中充当时间状语，所以填关系副词when。故填when。
14. int 考查介词。句意：当上海实施了一项法律，规定家庭垃圾必须分为四类：可回收垃圾、厨余垃圾、有害垃圾和残留垃圾时，“你(拿的)是什么垃圾？ ”这个问题成了一个流行的笑话。srt … int … 为固定搭配，意为“把……分成……”。 故填int。
15. Thugh/Althugh/While 考查连词。句意：尽管许多人最初对此表示怀疑，但垃圾分类计划取得了巨大的成功。分析句子结构可知，逗号后与上文的意义表示转折，所以此处为让步状语从句，且句首单词首字母要大写。故填Thugh/Althugh/While。
16. prpsal 考查名词。句意：此外，在第 14个五年计划(2021—2025)的倡议书中，中央委员会表示，国家应该加快垃圾回收系统的建设。根据空前的定冠词the可知，此处要用名词。动词prpse意为“建议”，其名词形式为prpsal。此处特指第14个五年计划的倡议书，用单数名词。故填prpsal。
17. a 考查冠词。句意：华展环境，一家江苏省的高科技公司，推出了一个新品牌，猫先生，向社区出售智能垃圾站和垃圾箱。cmpany为可数名词，此处泛指一家高科技公司，且high­tech为辅音音素开头，所以用不定冠词a。故填a。
18. Equipped 考查非谓语动词。句意：智能垃圾站配有摄像头、传感器和屏幕，具有互动性，帮助人们合理地处理各种各样的垃圾。分析句子结构可知，equip和逻辑主语“the smart trash statins”为动宾关系，所以此处要用过去分词，且句首单词首字母要大写。故填Equipped。
19. interactive 考查形容词。句意见上题解析。根据空前的系动词are可知，此处要用形容词。动词interact意为“交往，互动”，其形容词形式为interactive。故填interactive。
20. reasnably 考查副词。句意见第18小题解析。根据空后的动词短语“deal with”可知，此处要用副词。故填reasnably。
Passage 2
21. falling 22. The 23. asleep 24. t see
25. accidentally 26. and 27. was fixing 28. threw 29. sn's 30. hw

21. falling 考查非谓语动词。句意：当Henry看到一个小男孩挂在六楼公寓的阳台上时，他跑了100米，跳过了1.2米高的栅栏，伸出双臂去接要掉下来的孩子。句中已有谓语动词，所以空处应该使用非谓语动词。fall为动词，意为“掉落”，child和fall之间是主动关系，同时表示正在进行的含义，故应该使用现在分词作定语。故填falling。
22. The 考查冠词。句意：布朗一家住在多伦多郊外的一栋公寓楼里。分析句子结构可知，空处要填写冠词与“Brwn family”构成名词短语作主语。the＋姓氏意为“某某一家人”。句首单词首字母要大写。故填The。
23. asleep 考查形容词。句意：他们俩看电视的时候都睡着了。分析句子结构可知，空处应该填写形容词作表语。sleep为动词，意为“睡觉”，其形容词为asleep。fall asleep为固定搭配，意为“入睡”。故填asleep。
24. t see 考查非谓语动词。句意：过了一会儿，Eric听到孩子们在外面玩耍的声音，醒了过来。他把一把椅子推到阳台上，爬上去看他们。句中已有谓语动词，所以空处应该使用非谓语动词。根据语境可知，他要爬到阳台去看他们(外面玩闹的孩子们)，故应该使用t d不定式作目的状语。故填t see。
25. accidentally 考查副词。句意：当他往下看时，不小心滑了一跤，从阳台边上掉了下去。分析句子结构可知，空处应该填写副词修饰动词slipped。accidental为形容词，意为“意外的，失误的”，其副词为accidentally，意为“意外地，失误地”，符合句意。故填accidentally。
26. and 考查连词。句意：他坚持了几分钟，尖叫喊着他的父亲，但他的父亲没有听到。分析句子结构可知，空处应该填写连词，连接hung和screamed两个动作。根据语境可知，此处表示并列关系。故填and。
27. was fixing 考查动词时态。句意：听到尖叫声时，Henry正在修车。分析句子结构可知，空处应该填写谓语动词。根据空后的“when he heard the screams”可知，空处的动作是正在发生的，同时该句描述的是过去的事实，故使用过去进行时。fix为动词，意为“修理”，其过去进行时为was fixing。故填was fixing。
28. threw 考查动词时态。句意：他迅速把工具扔到一边，伸出胳膊跑了起来。分析句子结构可知，空处与空后的“and started”构成并列结构，故应该使用一般过去时。thrw为动词，意为“扔”，过去时为threw。故填threw。
29. sn's 考查名词所有格。句意：他拯救了我儿子的生命。根据语境可知，life与提示词sn之间是所属关系，故应该使用名词所有格。故填sn's。
30. hw 考查特殊疑问词。句意：我不知道如何去感谢他。分析句子结构可知，空处填写的是“特殊疑问词＋t d不定式结构”作宾语。hw意为“如何”，符合句意。故填hw。
Passage 3
31. practical 32. a 33. has ccurred 34. t reduce 35. are designed 36. dramatically 37. efficiency
38. that 39. fr 40. If

31. practical 考查形容词。句意：第一批实用的电动汽车是在19世纪80年代生产的。空后的“electric cars”为名词词组，所以此处用形容词修饰名词。故填practical。
32. a 考查冠词。句意：自2008年以来，由于电池和能源管理的进步、对油价上涨的担忧以及减少温室气体排放的需要，电动汽车的生产出现了繁荣。bm意为“繁荣”，此处为可数名词，表示泛指。bm以辅音音素开头，需用不定冠词a。故填a。
33. has ccurred 考查动词时态。句意见上题解析。根据“Since 2008”可知，该句时态为现在完成时。故填has ccurred。
34. t reduce 考查非谓语动词。句意见第32小题解析。need 后面需跟动词不定式。故填t reduce。
35. are designed 考查动词时态。句意：如今，电动汽车为普通老百姓设计，飞入寻常百姓家。根据Nwadays可知，此处使用一般现在时。主语“electric cars”与动词design为被动关系，且为复数形式。故填are designed。
36. dramatically 考查副词。句意：近年来，电动汽车的速度能力显著提高，现在这些汽车的世界速度纪录已达到每小时300英里。空处修饰动词increase，应该用副词形式。故填dramatically。
37. efficiency 考查名词。句意：此外，能效的提高也让一些潜在买家开始考虑用新的、有吸引力的电动汽车取代汽油动力汽车。分析句子结构可知，“advancements in ________”为该句的主语，且介词in后面一般跟名词或代词，故空处应该用名词形式。efficient的名词形式为efficiency。故填efficiency。
38. that 考查表语从句。句意：另一个吸引人的地方是，在很多地区，电动汽车都有资格进入拼车车道。分析句子结构可知，该句为表语从句，空后的句子作“Anther attractin”的表语，that可引导表语从句，用来陈述事实。故填that。
39. fr 考查介词。句意见上题解析。be qualified fr为固定搭配，意为“有……的资格”。故填fr。
40. If 考查条件状语从句。句意：如果在你上下班高峰期路上的交通很拥挤，那电动汽车也许是一个解决办法。分析句子结构可知，该句为条件状语从句。if可引导条件状语从句，且句首单词首字母要大写。故填If。
Passage 4
41. is equipped 42. scientists 43. als 44. in 45. a 46. and 47. explratin 48. differently 49. t bserve
50. which

41. is equipped 考查语态和时态。句意：该卫星配备了中国第一台太空太阳望远镜，可以观测太阳光谱的深红色H­Alpha线，使科学家能够研究太阳耀斑。分析句子结构可知，此空应填谓语动词。主语“The satellite”为第三人称单数，且和equip是被动关系。故填is equipped。
42. scientists 考查名词复数。句意见上题解析。根据下文“study slar flares”可知，此处应填科学家，且根据语境可知，应用复数。故填scientists。
43. als 考查副词。句意：它被称为中国H­Alpha太阳探测器。它还有一个中文名字，羲和，中国古代童话中太阳女神的名字。根据上文“Chinese H­Alpha Slar Explrer”可知，这是它的一个名字，而羲和“也”是它的一个名字，所以此处应填副词als。故填als。
44. in 考查介词。句意见上题解析。in fairy tales为固定搭配，意为“在童话中”。故填in。
45. a 考查冠词。句意：这颗卫星重550公斤。它绕地球的轨道可以使它保持相对于太阳的固定位置。分析句子结构可知，此处表泛指一个固定的位置。故填a。
46. and 考查连词。句意：它可以观察太阳，收集数据和创建太阳图像。分析句子结构可知，动词bserve，cllect和create是三个并列关系，应填并列连词and。故填and。
47. explratin 考查名词。句意：专家表示，这颗新卫星的发射标志着中国从太空探索太阳的开始。根据上文China's可知，此处应填名词，且explratin为不可数名词。故填explratin。
48. differently 考查副词。句意：这颗中国新卫星的功能与其他国家发射的卫星不同。分析句子结构可知，此处应填副词修饰前面的动词 functins。故填differently。
49. t bserve 考查非谓语动词。句意：这是世界上第一次观测到太阳的H­Alpha光谱，它对太阳耀斑的反应最强烈。It is the first t d sth为固定句型，意为“第一次做某事”。故填t bserve。
50. which 考查定语从句。句意见上题解析。分析句子结构可知，空处及之后内容为非限制性定语从句，先行词为“H­Alpha spectrum”，在从句中作主语。故填which。