在英语学习过程中，掌握定语从句的使用是非常重要的一步。定语从句是用于修饰名词或代词的一种从句结构，能够使句子更加丰富和具体。为了帮助大家更好地理解和运用定语从句，下面整理了100个简单易懂的定语从句例句，供参考练习。
什么是定语从句？
定语从句是由关系代词（如who, whom, whose, which, that）或关系副词（如where, when, why）引导的从句，用来修饰先行词（即被描述的名词或代词）。它通常位于先行词之后，起到补充说明的作用。
示例1-20：
1. The man who is talking to the teacher is my father.
2. This is the book which I bought yesterday.
3. Do you know the girl whose bag is red?
4. The car that we saw last week was very beautiful.
5. The place where I grew up is very quiet.
6. The reason why he didn't come is unknown.
7. The boy whom I met at the station is my cousin.
8. There is no doubt that he will succeed.
9. The house which has a garden is expensive.
10. The letter that you sent me made me happy.
11. The book whose cover is torn belongs to Tom.
12. The time when we spent together was unforgettable.
13. The park where we played as children is still there.
14. The reason why she left early is unclear.
15. The boy who lives next door is polite.
16. The movie which we watched last night was interesting.
17. The building that stands in the middle of the square is old.
18. The person whose phone rang just now is here.
19. The day when we met was sunny.
20. The story that he told us was fascinating.
示例21-40：
21. The teacher who gave us the lecture is an expert.
22. The hotel which we stayed in was comfortable.
23. The book whose author is famous is worth reading.
24. The moment when I arrived home, it started raining.
25. The reason why he failed the exam is clear.
26. The city where I was born is beautiful.
27. The letter that you wrote is well-written.
28. The woman whose son won the prize is proud.
29. The event when we celebrated is memorable.
30. The problem that we solved was difficult.
31. The room which I rented is small but cozy.
32. The car that broke down on the way is mine.
33. The person whose help we need is busy.
34. The meeting when we discussed the plan lasted long.
35. The project that we completed was successful.
36. The dog whose bark can be heard is friendly.
37. The weather when we went hiking was perfect.
38. The article that you read is informative.
39. The job whose salary is high requires hard work.
40. The story when we first met is funny.
示例41-60：
41. The library where I study is quiet.
42. The book which I borrowed from the library is overdue.
43. The man whose car is parked outside is waiting for someone.
44. The time when we had lunch was enjoyable.
45. The reason why he missed the bus is simple.
46. The town where I grew up is peaceful.
47. The letter that you received is important.
48. The person whose opinion matters most is here.
49. The meeting when we decided on the plan was productive.
50. The task that we finished today was challenging.
51. The restaurant which we visited last week is popular.
52. The car that I drove last year is still running.
53. The person whose help we require is unavailable.
54. The occasion when we met was informal.
55. The event that we attended was entertaining.
56. The magazine which I subscribed to is interesting.
57. The house whose windows are open is empty.
58. The moment when I opened the door, it started raining.
59. The reason why he left early is understandable.
60. The school where I studied is large.
示例61-80：
61. The shop where I bought this dress is closing down.
62. The book which I recommended is excellent.
63. The person whose voice I heard is here.
64. The evening when we had dinner together was special.
65. The reason why he couldn't attend is valid.
66. The village where I lived as a child is charming.
67. The letter that you posted yesterday reached me today.
68. The person whose assistance we needed is present.
69. The day when we traveled together was fun.
70. The problem that we encountered was tough.
71. The office which I work in is spacious.
72. The car that I borrowed from a friend is reliable.
73. The person whose advice we sought is wise.
74. The meeting when we agreed on the strategy was brief.
75. The task that we accomplished was rewarding.
76. The magazine which I read every month is educational.
77. The house whose roof needs repair is ours.
78. The moment when I arrived, everyone clapped.
79. The reason why she left abruptly is unclear.
80. The town where I spent my summer holidays is lively.
示例81-100：
81. The shop where I bought these shoes is reliable.
82. The book which I found under the table is yours.
83. The person whose opinion I value most is here.
84. The evening when we celebrated is unforgettable.
85. The reason why he canceled the appointment is personal.
86. The city where I first met her is vibrant.
87. The letter that you sent me made me smile.
88. The person whose help we sought is absent.
89. The day when we went shopping was warm.
90. The problem that we faced was serious.
91. The office which I visit often is modern.
92. The car that I leased last year is still in good condition.
93. The person whose support we need is here.
94. The meeting when we finalized the plans was constructive.
95. The task that we completed was fulfilling.
96. The magazine which I collect is valuable.
97. The house whose garden is full of flowers is beautiful.
98. The moment when I opened the gift, I was surprised.
99. The reason why he returned late is understandable.
100. The town where I first learned to swim is serene.
通过以上100个例句的学习，相信大家可以更熟练地运用定语从句。定语从句不仅能够增加语言表达的多样性，还能让句子更加生动有趣。希望这些例句能对你的英语学习有所帮助！
