----- Nội dung dịch tự động từ ảnh ----- Exercise 3. Choose the underline part A,B, C or D that needs correcting. 31. Thomas tried to read a story in English, but it was too difficult for him understand. B C D A 32. The man needed some money for his son, but he took a part-time job. B C D A, 33. I think collecting stamps are A B C interesting. D 34. My daughter hates go to school on rainy days. A B CD 35. Tim visits his grandparents in the countryside next week.