定语从句语法填空专项50题 1. A bank is the place ________ they lend you an umbrella in fair weather and ask for it back when it begdents in my school ________ I met in the English speech contest last year. 21. Children who are not active or _______ diet is high in fat will gain weight quickly. 22. In china, the number of cities is increasing ________ development is recognized across the world 23. Wind power is an ancient source of energy ________ we may return in the near future. 24. Stephen Hawking believes that the earth is unlikely to be the only planet ________ life has developed gradually. 25. The girl arranged to have piano lessons at the training centre with her sister ________ she would stay for an hour. 26. We were grateful to Mr. Marks, in ________ car we had travelled home on the rainy night. 27. According to the author, those ________ enjoy reading will never feel lonely. 28. We really appreciate our learning environment, ________ we can have open and friendly communication. 29. I got the kids to clean the house this morning, ________ made a great break for me. 30. Mobike is a popular service ________ brings convenience to our life. 31. He wrote a letter ________ he explained what had happened in the accident. 32. The number of various educational programs, ________ important roles have been realized by more and more people, has a rapid growth these years.