Giải giúp với ạ :((((( Combine These Pairs of sentences Using relative pronouns

16. The girl who was injured in the accident is in the hospital now

17. Can you pick up the papers which are lying on the floor?

18. I don't like the man who is going out with my sister

19. Yesterday I met a man who works with your brother

20. I know a shop which sells really good meat

21. I watched a movie which was interesting last night

22. The boy whom I know from school is very nice. 

23. The shoes which my mother bought for me are too big. 

24. Kate helps a man who is my teacher

25. I still have the book which you gave me 

26. Did you hear about the earthquake which occurred in California?

27. A river which is not safe for swimming is polluted

28. The doctor who examined the sick child was very gentle

29. The man whom I was telling you about is standing over there

30. The meeting which I went to was interesting