Sure! Here are the answers based on the passage and the questions provided:

**Question 54:** What's the main idea of the passage?
- **Answer:** The passage discusses the popularity of K-pop and its impact on music and culture.

**Question 55:** What does the word "their" in the 1st paragraph refer to?
- **Answer:** C. fans

**Question 56:** According to the passage, how has social media helped spread K-pop?
- **Answer:** C. has helped K-pop become popular in many countries.

**Question 57:** According to the passage, which of the following is NOT true?
- **Answer:** D. K-pop will stop shaping the future of popular music.

**Supply the correct forms of the words in brackets:**
- Question 58: (Music) **musical**
- Question 59: (Environmental) **awareness**

**Put the verbs in brackets into the correct tenses and forms:**
- Question 60: He learned (look) **to look** after himself.
- Question 61: She agreed (pay) **to pay** $50.
- Question 62: Her parents won’t let her (watch) **watch** TV shows.

If you need further clarification or help, feel free to ask!