Based on the passage provided, here are the correct answers to the questions:

28. What is Phu Quoc Island regarded as?
- **C. City of Eternal Spring**

29. According to the passage, Phu Quoc Island:
- **A. has the tallest mountain in Vietnam**

30. Phu Quoc:
- **D. doesn't have rains all the year round**

31. The best time to visit Phu Quoc:
- **C. is during its dry season**

32. The word “intrigue” has the closest meaning to:
- **C. inspire**

33. What is the main idea of the passage?
- **B. attract**

34. Phu Quoc Island:
- **A. the tropical paradise of Vietnam and the world**

35. Phu Quoc Island is located in the Gulf of:
- **B. Thailand**

36. Phu Quoc's dry season usually begins and lasts through March.
- **True**

37. The island is roughly triangular in shape.
- **True**

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