I have a close friend. Her name is Vui. Her family has four people: her father, mother, brother and Vui .They live on Bui Thi Xuan Street in Da Lat. Her father is a doctor. He works from morning to night. He grows vegetables in the garden and raises the cattle. Her mother is a teacher. She teaches math in a high school. Her elder brother is Trung . He is a student at Da Lat University. He does the gardening with his father on Sundays. They are happy. Question 18. How many people are there in Vui’s family? ⟹ ___________________________ Question 19. Where do they live? ⟹ ___________________________ Question 20. What does Vui’s father do? ⟹ __________________________ Question 21. Where does her mother work? ⟹ __________________________ Question 22. Does Vui have a younger brother? ⟹ __________________________ Question 23. When does her father do the gardening? ⟹ _________________________