摘要：解析：“now”表示现在进行时，桥（bridge）是被建造，现在进行时被动语态结构为“am/is/are + being + 过去分词”，build的过去分词是built，选B。
进行时被动语态选择填空专练（50题）
一、练习题
1. The bridge ______ by workers now.
A. is building
B. is being built
C. builds
D. built
2. The classroom ______ by the students at the moment.
A. is cleaning
B. is being cleaned
C. cleans
D. cleaned
3. These houses ______ by the company these days.
A. are building
B. are being built
C. build
D. built
4. The new song ______ on the radio now.
A. is broadcasting
B. is being broadcast
C. broadcasts
D. broadcast
5. The project ______ by the team this week.
A. is discussing
B. is being discussed
C. discusses
D. discussed
6. The car ______ by the mechanic now.
A. is repairing
B. is being repaired
C. repairs
D. repaired
7. The book ______ by the translator these months.
A. is translating
B. is being translated
C. translates
D. translated
8. The clothes ______ by my mother now.
A. is washing
B. are being washed
C. washes
D. washed
9. The wall ______ by the workers these days.
A. is painting
B. is being painted
C. paints
D. painted
10. The meeting ______ by the manager at present.
A. is organizing
B. is being organized
C. organizes
D. organized
11. The dishes ______ by the cook now.
A. is preparing
B. are being prepared
C. prepares
D. prepared
12. The report ______ by the secretary this afternoon.
A. is typing
B. is being typed
C. types
D. typed
13. The trees ______ by the students these weeks.
A. are planting
B. are being planted
C. plant
D. planted
14. The film ______ on TV these days.
A. is showing
B. is being shown
C. shows
D. showed
15. The furniture ______ by the workers now.
A. is making
B. is being made
C. makes
D. made
16. The letter ______ by my friend at the moment.
A. is writing
B. is being written
C. writes
D. wrote
17. The experiment ______ by the scientists these months.
A. is doing
B. is being done
C. does
D. did
18. The road ______ by the construction team these days.
A. is repairing
B. is being repaired
C. repairs
D. repaired
19. The toys ______ by the factory now.
A. are producing
B. are being produced
C. produce
D. produced
20. The article ______ by the journalist this week.
A. is writing
B. is being written
C. writes
D. wrote
21. The clothes ______ by the machine now.
A. is washing
B. are being washed
C. washes
D. washed
22. The plan ______ by the committee these days.
A. is discussing
C. discusses
D. discussed
23. The cake ______ by my sister at present.
A. is making
B. is being made
C. makes
D. made
24. The house ______ by the workers now.
A. is building
B. is being built
C. builds
D. built
25. The music ______ on the radio these hours.
A. is playing
B. is being played
C. plays
D. played
26. The project ______ by the group this month.
A. is carrying out
B. is being carried out
C. carries out
D. carried out
27. The photo ______ by the photographer now.
A. is taking
B. is being taken
C. takes
D. took
28. The dishes ______ by the waiter at the moment.
A. is serving
B. are being served
C. serves
D. served
29. The car ______ by the driver these days.
A. is cleaning
B. is being cleaned
C. cleans
D. cleaned
30. The book ______ by the publisher this year.
A. is printing
B. is being printed
C. prints
D. printed
31. The wall ______ by the painter now.
A. is drawing
B. is being drawn
C. draws
D. drew
32. The clothes ______ by the laundry these weeks.
A. are ironing
B. are being ironed
C. iron
D. ironed
33. The meeting ______ by the organizer at present.
A. is arranging
B. is being arranged
C. arranges
D. arranged
34. The report ______ by the researcher these months.
A. is compiling
B. is being compiled
C. compiles
D. compiled
35. The trees ______ by the gardener these days.
A. is watering
B. are being watered
C. waters
D. watered
36. The film ______ in the cinema these days.
A. is showing
B. is being shown
C. shows
D. showed
37. The furniture ______ by the carpenter now.
A. is carving
B. is being carved
C. carves
D. carved
38. The letter ______ by the secretary this afternoon.
A. is sealing
B. is being sealed
C. seals
D. sealed
39. The experiment ______ by the students these weeks.
A. is conducting
B. is being conducted
C. conducts
D. conducted
40. The road ______ by the government these months.
A. is widening
B. is being widened
C. widens
D. widened
41. The toys ______ by the children now.
A. are packing
B. are being packed
C. pack
D. packed
42. The article ______ by the editor this week.
A. is revising
B. is being revised
C. revises
D. revised
43. The clothes ______ by the dryer now.
A. is drying
B. are being dried
C. dries
D. dried
44. The plan ______ by the team these days.
A. is implementing
B. is being implemented
C. implements
D. implemented
45. The cake ______ by the chef at present.
A. is decorating
B. is being decorated
C. decorates
D. decorated
46. The house ______ by the decorator now.
A. is painting
B. is being painted
C. paints
D. painted
47. The music ______ at the concert these hours.
A. is playing
B. is being played
C. plays
D. played
48. The project ______ by the company this year.
A. is developing
B. is being developed
C. develops
D. developed
49. The photo ______ by the designer now.
A. is editing
B. is being edited
C. edits
D. edited
50. The dishes ______ by the customer at the moment.
A. is tasting
B. are being tasted
C. tastes
D. tasted
二、参考答案及解析
1. 答案：B
解析：“now”表示现在进行时，桥（bridge）是被建造，现在进行时被动语态结构为“am/is/are + being + 过去分词”，build的过去分词是built，选B。
2. 答案：B
解析：“at the moment”（此刻）是现在进行时标志，教室（classroom）被打扫，用“is being cleaned”，clean的过去分词是cleaned，选B。
3. 答案：B
解析：“these days”（这些天）表示现阶段持续的动作，房子（houses）被建造，用“are being built”，选B。
4. 答案：B
解析：“now”表示现在进行时，歌曲（song）被广播，broadcast的过去分词是broadcast或broadcasted，用“is being broadcast”，选B。
5. 答案：B
解析：“this week”（本周）表示现阶段，项目（project）被讨论，用“is being discussed”，discuss的过去分词是discussed，选B。
6. 答案：B
解析：“now”表明现在进行时，汽车（car）被修理，用“is being repaired”，repair的过去分词是repaired，选B。
7. 答案：B
解析：“these months”（这几个月）表示持续进行，书（book）被翻译，用“is being translated”，translate的过去分词是translated，选B。
8. 答案：B
解析：“now”表示现在进行时，clothes是复数，衣服被洗，用“are being washed”，选B。
9. 答案：B
解析：“these days”表示现阶段，墙（wall）被粉刷，用“is being painted”，paint的过去分词是painted，选B。
10. 答案：B
解析：“at present”（目前）是现在进行时标志，会议（meeting）被组织，用“is being organized”，organize的过去分词是organized，选B。
11. 答案：B
解析：“now”表明现在进行时，dishes是复数，菜肴被准备，用“are being prepared”，prepare的过去分词是prepared，选B。
12. 答案：B
解析：“this afternoon”（今天下午）强调现阶段动作，报告（report）被打印，用“is being typed”，type的过去分词是typed，选B。
13. 答案：B
解析：“these weeks”（这几周）表示持续进行，树（trees）被种植，用“are being planted”，选B。
14. 答案：B
解析：“these days”表示现阶段，电影（film）被放映，用“is being shown”，show的过去分词是shown，选B。
15. 答案：B
解析：“now”表示现在进行时，家具（furniture）被制作，用“is being made”，make的过去分词是made，选B。
16. 答案：B
解析：“at the moment”表明现在进行时，信（letter）被写，用“is being written”，write的过去分词是written，选B。
17. 答案：B
解析：“these months”表示持续进行，实验（experiment）被做，用“is being done”，do的过去分词是done，选B。
18. 答案：B
解析：“these days”表示现阶段，路（road）被修理，用“is being repaired”，选B。
19. 答案：B
解析：“now”表明现在进行时，玩具（toys）被生产，用“are being produced”，produce的过去分词是produced，选B。
20. 答案：B
解析：“this week”表示现阶段，文章（article）被写，用“is being written”，选B。
21. 答案：B
22. 答案：B
解析：“these days”表示现阶段，计划（plan）被讨论，用“is being discussed”，选B。
23. 答案：B
解析：“at present”表明现在进行时，蛋糕（cake）被制作，用“is being made”，选B。
24. 答案：B
解析：“now”表示现在进行时，房子（house）被建造，用“is being built”，选B。
25. 答案：B
解析：“these hours”（这几个小时）表示持续进行，音乐（music）被播放，用“is being played”，选B。
26. 答案：B
解析：“this month”表示现阶段，项目（project）被执行，用“is being carried out”，carry out的过去分词是carried out，选B。
27. 答案：B
解析：“now”表明现在进行时，照片（photo）被拍摄，用“is being taken”，take的过去分词是taken，选B。
28. 答案：B
解析：“at the moment”表示现在进行时，dishes是复数，菜肴被端上，用“are being served”，serve的过去分词是served，选B。
29. 答案：B
解析：“these days”表示现阶段，汽车（car）被清洗，用“is being cleaned”，选B。
30. 答案：B
解析：“this year”表示现阶段，书（book）被印刷，用“is being printed”，print的过去分词是printed，选B。
31. 答案：B
解析：“now”表明现在进行时，墙（wall）被绘制，用“is being drawn”，draw的过去分词是drawn，选B。
32. 答案：B
解析：“these weeks”表示持续进行，衣服（clothes）被熨烫，用“are being ironed”，iron的过去分词是ironed，选B。
33. 答案：B
解析：“at present”表明现在进行时，会议（meeting）被安排，用“is being arranged”，arrange的过去分词是arranged，选B。
34. 答案：B
解析：“these months”表示持续进行，报告（report）被编纂，用“is being compiled”，compile的过去分词是compiled，选B。
35. 答案：B
解析：“these days”表示现阶段，树（trees）被浇水，trees是复数，用“are being watered”，选B。
36. 答案：B
解析：“these days”表示现阶段，电影（film）被放映，用“is being shown”，选B。
37. 答案：B
解析：“now”表明现在进行时，家具（furniture）被雕刻，用“is being carved”，carve的过去分词是carved，选B。
38. 答案：B
解析：“this afternoon”表示现阶段，信（letter）被密封，用“is being sealed”，seal的过去分词是sealed，选B。
39. 答案：B
解析：“these weeks”表示持续进行，实验（experiment）被实施，用“is being conducted”，conduct的过去分词是conducted，选B。
40. 答案：B
解析：“these months”表示现阶段，路（road）被拓宽，用“is being widened”，widen的过去分词是widened，选B。
41. 答案：B
解析：“now”表明现在进行时，玩具（toys）被打包，用“are being packed”，pack的过去分词是packed，选B。
42. 答案：B
解析：“this week”表示现阶段，文章（article）被修订，用“is being revised”，revise的过去分词是revised，选B。
43. 答案：B
解析：“now”表示现在进行时，clothes是复数，衣服被烘干，用“are being dried”，dry的过去分词是dried，选B。
44. 答案：B
解析：“these days”表示现阶段，计划（plan）被实施，用“is being implemented”，implement的过去分词是implemented，选B。
45. 答案：B
解析：“at present”表明现在进行时，蛋糕（cake）被装饰，用“is being decorated”，decorate的过去分词是decorated，选B。
46. 答案：B
解析：“now”表示现在进行时，房子（house）被粉刷，用“is being painted”，选B。
47. 答案：B
解析：“these hours”表示持续进行，音乐（music）被演奏，用“is being played”，选B。
48. 答案：B
解析：“this year”表示现阶段，项目（project）被开发，用“is being developed”，develop的过去分词是developed，选B。
49. 答案：B
解析：“now”表明现在进行时，照片（photo）被编辑，用“is being edited”，edit的过去分词是edited，选B。
50. 答案：B
解析：“at the moment”表示现在进行时，dishes是复数，菜肴被品尝，用“are being tasted”，taste的过去分词是tasted，选B。
来源：蒙古元素