Here are my suggestions for the correct answers based on the provided text:

**Fill in the blanks:**

34. (for)
35. (Tet)
36. (or)
38. (gifts)

**Read the text then choose the right sentence A, B, C, or D:**

39. **C** (local craftsmen)
40. **A** (Sell and buy things only.)
41. **B** (Buy and sell things, eat, drink and play games.)
42. **B** (They ride on a horse and sing.)
43. **A** (along the roads)

**Rewrite the sentences:**

44. Unless you **water this tree, it will die.**
45. Would you like to play a game of tennis now?
46. Because of his illness, Nam couldn't go to the festival.
47. I’m **addicted to them, so I can’t stop playing games.**
48. Phong speaks **louder than Nick's.**
49. They shouldn't **wear hats in the pagoda.**
50. Social media websites can help teenagers find information faster, but it can be bad if it is overused.

Let me know if you need additional help!