Sure! Here are the answers to the questions based on the passage:

**XII. Fill in the blanks:**

1. (1) **A. stress**
2. (2) **C. cope**
3. (3) **C. psychological**
4. (4) **C. health**
5. (5) **A. spend**

**XIII. Questions from the passage:**

1. What do British teenagers spend most of their time doing?
- **Answer:** Studying at school.

2. What is the significance of the GCSE exams mentioned in the text?
- **Answer:** They are the first important exams for students.

If you have further specific questions about the passage or need clarifications, feel free to ask!