摘要：The athletes are reported to have been training hard for the sports meeting. 据报道，运动员们一直在为运动会刻苦训练。

50 句不定式完成进行式（to have been doing）的双语句子，涵盖了不同的场景和话题，希望对你学习中考英语有所帮助：

1. He is said to have been working on this project for months. 据说他已经持续做这个项目好几个月了。

2. The students seem to have been studying hard for the coming exam. 学生们似乎一直在为即将到来的考试努力学习。

3. I'm glad to have been helping my parents with the housework recently. 我很高兴最近一直在帮父母做家务。

4. She appears to have been practicing the piano since she was a child. 她似乎从小就一直在练习弹钢琴。

5. They are believed to have been waiting for the bus for over an hour. 人们认为他们已经等公交车一个多小时了。

6. The workers seem to have been building the bridge for a long time. 工人们似乎建这座桥已经很久了。

7. I'm sorry to have been bothering you with so many questions. 很抱歉一直拿这么多问题来打扰你。

8. He is thought to have been running every morning for years. 人们认为他多年来每天早上都一直在跑步。

9. The athletes are reported to have been training hard for the sports meeting. 据报道，运动员们一直在为运动会刻苦训练。

10. She is supposed to have been writing that novel for two years. 她应该已经写那本小说两年了。

11. They seem to have been discussing the plan for a whole day. 他们似乎一整天都在讨论这个计划。

12. I'm proud to have been volunteering at the hospital for a month. 我很自豪已经在医院做了一个月的志愿者了。

13. He is likely to have been playing football in the park since noon. 他很可能从中午起就在公园里踢足球了。

14. The children are said to have been watching cartoons all morning. 据说孩子们一上午都在看动画片。

15. She appears to have been learning French for several months. 她似乎已经学了几个月的法语了。

16. We are believed to have been looking for the lost key for hours. 人们认为我们找那把丢失的钥匙已经找了好几个小时了。

17. The scientists seem to have been researching this topic for years. 科学家们似乎已经研究这个课题很多年了。

18. I'm sorry to have been making so much noise while you were working. 很抱歉在你工作的时候我一直制造这么多噪音。

19. He is thought to have been painting that picture for a week. 人们认为他画那幅画已经画了一个星期了。

20. The workers are reported to have been repairing the road since last week. 据报道，工人们从上周起就一直在修路。

21. She is supposed to have been reading that book for a few days. 她应该已经读那本书好几天了。

22. They seem to have been chatting on the phone for a long time. 他们似乎已经在电话里聊了很久了。

23. I'm glad to have been taking care of the little dog these days. 我很高兴这些天一直在照顾这只小狗。

24. He is likely to have been fishing by the river since morning. 他很可能从早上起就在河边钓鱼了。

25. The students are said to have been preparing for the performance for weeks. 据说学生们已经为这场演出准备好几个星期了。

26. She appears to have been listening to music all evening. 她似乎一整晚都在听音乐。

27. We are believed to have been planning the trip for months. 人们认为我们已经计划这次旅行好几个月了。

28. The athletes seem to have been warming up for the competition for a while. 运动员们似乎已经为比赛热身有一段时间了。

29. I'm sorry to have been troubling you with my problems. 很抱歉一直拿我的问题来麻烦你。

30. He is thought to have been cycling around the city for hours. 人们认为他已经在城市里骑车骑了好几个小时了。

31. The workers are reported to have been digging the well for a day. 据报道，工人们挖这口井已经挖了一天了。

32. She is supposed to have been doing her homework since she got home. 她应该自从回家后就一直在做作业。

33. They seem to have been arguing about the matter for a long time. 他们似乎为这件事争论了很久了。

34. I'm proud to have been participating in the community activities for years. 我很自豪多年来一直在参加社区活动。

35. He is likely to have been walking in the forest since early morning. 他很可能从一大早就一直在森林里散步。

36. The children are said to have been playing in the garden all afternoon. 据说孩子们整个下午都在花园里玩耍。

37. She appears to have been practicing the dance moves for hours. 她似乎已经练习舞蹈动作好几个小时了。

38. We are believed to have been searching for the missing cat for days. 人们认为我们找那只失踪的猫已经找了好几天了。

39. The scientists seem to have been observing the stars for a long time. 科学家们似乎观察星星已经很久了。

40. I'm sorry to have been disturbing your rest with my late-night calls. 很抱歉我深夜打电话一直打扰你的休息。

41. He is thought to have been writing poetry for years. 人们认为他多年来一直在写诗。

42. The workers are reported to have been installing the equipment since yesterday. 据报道，工人们从昨天起就一直在安装设备。

43. She is supposed to have been learning to swim for a month. 她应该已经学游泳一个月了。

44. They seem to have been talking about their future plans for a while. 他们似乎已经讨论他们的未来计划有一段时间了。

45. I'm glad to have been helping my classmates with their math problems. 我很高兴一直在帮助我的同学们解决数学问题。

46. He is likely to have been hiking in the mountains since dawn. 他很可能从黎明起就在山里徒步旅行了。

47. The students are said to have been rehearsing the play for weeks. 据说学生们已经排练这部戏剧好几个星期了。

48. She appears to have been singing in the choir for years. 她似乎已经在合唱团唱歌很多年了。

49. We are believed to have been cleaning the classroom for an hour. 人们认为我们打扫教室已经打扫了一个小时了。

50. The athletes seem to have been training in the gym for a long time. 运动员们似乎已经在健身房训练很久了。

来源：蒙古元素