内容正文:
Unit3 Dancing with Words语法讲解与练习
一、核心语法知识点详细讲解(现在进行时的被动语态)
(一)定义
现在进行时的被动语态结合了现在进行时(动作正在发生/现阶段持续)和被动语态(主语承受动作)两大语法属性。
该语法专指:此时此刻正在发生,或近期现阶段持续进行的、主语作为承受者的被动动作。
常用时间标志词(必考识别点):
① 即时此刻:now, right now, at the moment, Look!, Listen! ;
② 现阶段持续:at present, these days, recently, nowadays(动作近期持续,此刻不一定正在发生)。只要出现以上标志,且主语为动作承受者,优先考虑现在进行时的被动语态。
(二)基本结构
核心通用公式:am/is/are + being + 动词过去分词(done)
公式拆解(应试核心逻辑,三部分缺一不可):
1. am/is/are:体现现在时态,随主语单复数、人称变化(I用am,单数名词/不可数名词/三单用is,复数名词/二三单复用are);
2. being:体现进行状态,是本时态的专属标志,绝对不可省略;
3.过去分词done:体现被动含义,所有被动语态通用形式。
句式类型
完整结构
例句+句式解析
肯定句
主语+ am/is/are + being done +其他
A new library is being built now. 一座新图书馆正在修建中。 解析:单数主语搭配is,体现现在时态,being体现修建正在进行,built体现被动。
否定句
主语+ am/is/are + not + being done +其他
The problem is not being discussed at the moment. 这个问题此刻没有被讨论。 解析:否定词not固定放在be动词之后、being之前,为唯一正确语序。
一般疑问句
Am/Is/Are +主语+ being done +其他?
Is the classroom being cleaned now? 教室此刻正在被打扫吗? 解析:be动词提前至句首,语序倒装,being done整体保持不变。
特殊疑问句
疑问词+ am/is/are + 主语+ being done + 其他?
What is being prepared for the party? 派对的筹备工作正在进行什么? 解析:疑问词前置,后接一般疑问语序,不改变being done结构。
(三)核心用法
用法一:此时此刻正在发生的被动动作(最基础、最高频考点)
适配场景:Look! / Listen! / now / right now 等即时提示词,强调动作当下正在进行、尚未结束。
Look! The flowers are being watered by the gardener. 看!园丁正在浇灌花草。
解析:通过Look! 判定此刻动作正在发生,花草是“被浇灌”,故使用现在进行时被动。
用法二:现阶段持续进行的被动动作(易混考点)
适配场景:搭配these days / at present / recently 等状语,动作近期一段时间
持续开展,说话此刻不一定正在发生,侧重阶段性状态。
Many new courses are being opened in our school this term. 本学期我校正在开设各类新课程。 解析:开课是本学期的阶段性工作,不是此刻瞬间动作,适配现阶段进行被动。
用法三:带感情色彩的反复被动动作(拔高考点)
适配场景:常与always、constantly、continuously 连用,不再单纯描述动作,而是传递赞叹、抱怨、惋惜、不满等主观情绪。
He is always being praised by his teachers. 他总是屡屡受到老师们的表扬。
(表赞叹)
拓展:She is always being blamed for small mistakes. 她总因为小错误被指责。
(表不满)
(四)重难点易错提醒
A.禁忌动词:无现在进行时被动语态的动词: 表示状态、感官、所属、度量、静态拥有的动词,无进行时态,自然无进行被动语态,即便有进行时标志词,也只用一般现在时被动。
常见高频禁忌词:belong to(属于), ,have(拥有),cost(花费),last(持续),weigh(重),see(看见),hear(听见),know(知道)。
错误示例:The book is being belonged to me.(×)
正确示例:The book belongs to me.(√)这本书属于我。
B.核心结构逻辑(解题万能依据)
现在进行时被动语态三要素分工明确、缺一不可:be动词定时态(现在时)、being定状态(进行中)、过去分词定语态(被动)。
做题时可分步验证:先判被动、再判进行、最后匹配单复数。
C.主动语态变被动语态转换规则(句式改写考点)
主动现在进行时:主语 + am/is/are + doing(主动正在做)
被动对应形式:宾语(变主语) + am/is/are + being done(被正在做)
例句:Students are cleaning the classroom.(主动)
→ The classroom is being cleaned by students.(被动)
D.主谓一致专项考点
1.单数可数名词,不可数名词,不定代词(everything/nothing等)作主语,be动词用is;
2.复数可数名词,并列主语作主语,be动词用are;
3. I作主语固定用am,you作主语固定用are。
E.by短语省略规则
现在进行时被动语态中,动作执行者不明确、无需强调、人人皆知时,可省略by sb.短语;需要突出执行者时,必须保留。
例:The bridge is being repaired.(无需强调谁维修,省略by workers)
⚠️ 超级易错辨析
*一般现在时被动(am/is/are done):表经常性、习惯性、客观真理、常态被动,无进行过程; The room is cleaned every day.(常态:房间每天被打扫)
*现在进行时被动(am/is/are being done):表临时、正在进行、现阶段持续的被动过程; The room is being cleaned now.(临时进行:房间此刻正在被打扫)
【配套专项练习题】
大题一:单词正确形式填空
1. Look! The window ________ (clean) by the students now.
2. A new sports field ________ (build) in our school at present.
3. The meeting room ________ (not, use) right now.
4. Many English books ________ (print) these days.
5. Listen! A song ________ (sing) in the next room.
6. My bedroom ________ (decorate) for the coming festival now.
7. Some old houses ________ (pull) down in this street now.
8. The difficult question ________ (study) by the students at the moment.
9. No rubbish ________ (throw) into the river now.
10. New rules ________ (make) to protect students recently.
11. The injured boy ________ (examine) by the doctor now.
12. These pictures ________ (not, hang) on the wall right now.
13. A wonderful plan ________ (discuss) by our team now.
14. The trees ________ (water) by volunteers every morning these days.
15. The latest news ________ (spread) all over the city now.
16. The old bridge ________ (repair) at present, so we can’t cross it.
17. Many toys ________ (produce) in this factory now.
18. The mistakes in the paper ________ (correct) by the teacher now.
19. A new story ________ (write) by the writer these days.
20. The classroom ________ (air) right now.
21. Important information ________ (collect) for the report now.
22. The children’s safety ________ (protect) by teachers all the time now.
23. This kind of flower ________ (not, grow) in the garden now.
24. New computers ________ (install) in our classroom at present.
25. The truth ________ (find) out little by little now.
26. Various activities ________ (organize) for students recently.
27. The broken bike ________ (fix) by my brother now.
28. Foreign languages ________ (teach) in more primary schools now.
29. The problem of pollution ________ (solve) step by step now.
30. All the details ________ (check) before the meeting starts now.
大题二:单项选择题
1. Look! Your room ________ now. You can move in soon.
A. cleans B. is cleaned C. is being cleaned D. has been cleaned
2. A new park ________ in our city now, and it will open next month.
A. is built B. was built C. is being built D. has built
3. —Why can’t I use the computer? —It ________.
A. repairs B. is repairing C. is being repaired D. repaired
4. These books ________ by our teachers at present.
A. are being sorted B. are sorted C. have sorted D. are sorting
5. Listen! A new poem ________ in the classroom.
A. reads B. is read C. is being read D. was read
6. The old library ________ these days, so it is closed.
A. rebuilds B. is being rebuilt C. rebuilt D. has rebuilt
7. Much useful information ________ for the project now.
A. is collected B. collects C. is being collected D. has collected
8. —Is the problem ________ now? —Yes, our teachers are discussing it.
A. solving B. being solved C. solved D. to solve
9. All the windows ________ at the moment, so the room is bright.
A. are being cleaned B. cleaned C. are cleaned D. have cleaned
10. New teaching methods ________ in our school recently.
A. try B. are being tried C. tried D. have tried
11. The little boy ________ by the nurse now.
A. is looking after B. looks after C. is being looked after D. has looked after
12. Why ________ the meeting ________ right now?
A. is; held B. is; being held C. does; hold D. was; held
13. The waste water ________ into the river now.
A. isn’t being poured B. doesn’t pour C. isn’t poured D. hasn’t poured
14. Many new products ________ in the factory these days.
A. produce B. are producing C. are being produced D. produced
15. The answer to the question ________ by students now.
A. is being found B. finds C. is found D. was found
16. Our school playground ________, so we can’t do sports there.
A. is improving B. is being improved C. improved D. has improved
17. —What ________ in the hall now? —A wonderful show.
A. is being performed B. performs C. is performed D. performed
18. All the papers ________ before the exam ends now.
A. are checked B. are being checked C. checked D. check
19. The traditional culture ________ more and more ________ now.
A. is; valued B. is; being valued C. was; valued D. has; valued
20. No mobile phones ________ in class at present.
A. are using B. use C. are being used D. used
大题三:句子翻译
1. 此刻老师们正在批改我们的作业。
_____________________________________________
2. 现在很多绿植正在被种植在校园里。
_____________________________________________
3. 这款新APP目前正在被大量用户使用。
_____________________________________________
4. 看!操场上的垃圾正在被清理。
_____________________________________________
5. 目前学校的各项活动正在有序筹备中。
_____________________________________________
6. The old buildings in the city are being protected now.
_____________________________________________
7. A new teaching plan is being discussed by the teachers.
_____________________________________________
8. All the mistakes are being corrected carefully right now.
_____________________________________________
9. More volunteer jobs are being offered to students these days.
_____________________________________________
10. The safety rules are being learned by all the students at present.
_____________________________________________
Keys
(一)单词正确形式填空
1. is being cleaned 2. is being built 3. isn’t being used 4. are being printed 5. is being sung
6. is being decorated 7. are being pulled 8. is being studied 9. is being thrown
10. are being made 11. is being examined 12. aren’t being hung 13. is being discussed
14. are being watered 15. is being spread 16. is being repaired 17. are being produced
18. are being corrected 19. is being written 20. is being aired 21. is being collected
22. is being protected 23. isn’t being grown 24. are being installed 25. is being found
26. are being organized 27. is being fixed 28. are being taught 29. is being solved
30. are being checked
(二)单项选择题
1-5CCCAC 6-10BCBAB 11-15CBACA 16-20BABBC
(三)句子翻译
1. Our homework is being corrected by teachers at the moment.
2. Many green plants are being planted on the campus now.
3. This new APP is being used by a large number of users at present.
4. Look! The rubbish on the playground is being cleared away.
5. All school activities are being arranged in an orderly way at present.
6. 这座城市的古建筑此刻正在被保护。
7. 老师们正在讨论一项新的教学计划。
8. 此刻所有的错误都正在被仔细订正。
9. 近期学校正在为学生提供更多志愿岗位。
10. 目前所有学生都正在学习安全规则。
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